// Generated by dts-bundle-generator v8.1.2 | |
/** | |
* | |
* The Pyodide version. | |
* | |
* The version here is a Python version, following :pep:`440`. This is different | |
* from the version in ``package.json`` which follows the node package manager | |
* version convention. | |
*/ | |
export declare const version: string; | |
interface CanvasInterface { | |
setCanvas2D(canvas: HTMLCanvasElement): void; | |
getCanvas2D(): HTMLCanvasElement | undefined; | |
setCanvas3D(canvas: HTMLCanvasElement): void; | |
getCanvas3D(): HTMLCanvasElement | undefined; | |
} | |
type InFuncType = () => null | undefined | string | ArrayBuffer | Uint8Array | number; | |
declare function setStdin(options?: { | |
stdin?: InFuncType; | |
read?: (buffer: Uint8Array) => number; | |
error?: boolean; | |
isatty?: boolean; | |
autoEOF?: boolean; | |
}): void; | |
declare function setStdout(options?: { | |
batched?: (output: string) => void; | |
raw?: (charCode: number) => void; | |
write?: (buffer: Uint8Array) => number; | |
isatty?: boolean; | |
}): void; | |
declare function setStderr(options?: { | |
batched?: (output: string) => void; | |
raw?: (charCode: number) => void; | |
write?: (buffer: Uint8Array) => number; | |
isatty?: boolean; | |
}): void; | |
/** @deprecated Use `import type { TypedArray } from "pyodide/ffi"` instead */ | |
export type TypedArray = Int8Array | Uint8Array | Int16Array | Uint16Array | Int32Array | Uint32Array | Uint8ClampedArray | Float32Array | Float64Array; | |
/** @deprecated Use `import type { PyProxy } from "pyodide/ffi"` instead */ | |
interface PyProxy { | |
[x: string]: any; | |
} | |
declare class PyProxy { | |
/** @private */ | |
$$flags: number; | |
/** @private */ | |
static [Symbol.hasInstance](obj: any): obj is PyProxy; | |
/** | |
* @hideconstructor | |
*/ | |
constructor(); | |
/** @hidden */ | |
get [Symbol.toStringTag](): string; | |
/** | |
* The name of the type of the object. | |
* | |
* Usually the value is ``"module.name"`` but for builtins or | |
* interpreter-defined types it is just ``"name"``. As pseudocode this is: | |
* | |
* .. code-block:: python | |
* | |
* ty = type(x) | |
* if ty.__module__ == 'builtins' or ty.__module__ == "__main__": | |
* return ty.__name__ | |
* else: | |
* ty.__module__ + "." + ty.__name__ | |
* | |
*/ | |
get type(): string; | |
/** | |
* Returns `str(o)` (unless `pyproxyToStringRepr: true` was passed to | |
* :js:func:`~globalThis.loadPyodide` in which case it will return `repr(o)`) | |
*/ | |
toString(): string; | |
/** | |
* Destroy the :js:class:`~pyodide.ffi.PyProxy`. This will release the memory. Any further attempt | |
* to use the object will raise an error. | |
* | |
* In a browser supporting :js:data:`FinalizationRegistry`, Pyodide will | |
* automatically destroy the :js:class:`~pyodide.ffi.PyProxy` when it is garbage collected, however | |
* there is no guarantee that the finalizer will be run in a timely manner so | |
* it is better to destroy the proxy explicitly. | |
* | |
* @param options | |
* @param options.message The error message to print if use is attempted after | |
* destroying. Defaults to "Object has already been destroyed". | |
* | |
*/ | |
destroy(options?: { | |
message?: string; | |
destroyRoundtrip?: boolean; | |
}): void; | |
/** | |
* Make a new :js:class:`~pyodide.ffi.PyProxy` pointing to the same Python object. | |
* Useful if the :js:class:`~pyodide.ffi.PyProxy` is destroyed somewhere else. | |
*/ | |
copy(): PyProxy; | |
/** | |
* Converts the :js:class:`~pyodide.ffi.PyProxy` into a JavaScript object as best as possible. By | |
* default does a deep conversion, if a shallow conversion is desired, you can | |
* use ``proxy.toJs({depth : 1})``. See :ref:`Explicit Conversion of PyProxy | |
* <type-translations-pyproxy-to-js>` for more info. | |
* @param options | |
* @return The JavaScript object resulting from the conversion. | |
*/ | |
toJs({ depth, pyproxies, create_pyproxies, dict_converter, default_converter, }?: { | |
/** How many layers deep to perform the conversion. Defaults to infinite */ | |
depth?: number; | |
/** | |
* If provided, :js:meth:`toJs` will store all PyProxies created in this | |
* list. This allows you to easily destroy all the PyProxies by iterating | |
* the list without having to recurse over the generated structure. The most | |
* common use case is to create a new empty list, pass the list as | |
* ``pyproxies``, and then later iterate over ``pyproxies`` to destroy all of | |
* created proxies. | |
*/ | |
pyproxies?: PyProxy[]; | |
/** | |
* If false, :js:meth:`toJs` will throw a | |
* :py:exc:`~pyodide.ffi.ConversionError` rather than producing a | |
* :js:class:`~pyodide.ffi.PyProxy`. | |
*/ | |
create_pyproxies?: boolean; | |
/** | |
* A function to be called on an iterable of pairs ``[key, value]``. Convert | |
* this iterable of pairs to the desired output. For instance, | |
* :js:func:`Object.fromEntries` would convert the dict to an object, | |
* :js:func:`Array.from` converts it to an :js:class:`Array` of pairs, and | |
* ``(it) => new Map(it)`` converts it to a :js:class:`Map` (which is the | |
* default behavior). | |
*/ | |
dict_converter?: (array: Iterable<[ | |
key: string, | |
value: any | |
]>) => any; | |
/** | |
* Optional argument to convert objects with no default conversion. See the | |
* documentation of :meth:`~pyodide.ffi.to_js`. | |
*/ | |
default_converter?: (obj: PyProxy, convert: (obj: PyProxy) => any, cacheConversion: (obj: PyProxy, result: any) => void) => any; | |
}): any; | |
} | |
declare class PyProxyWithLength extends PyProxy { | |
/** @private */ | |
static [Symbol.hasInstance](obj: any): obj is PyProxy; | |
} | |
/** @deprecated Use `import type { PyProxyWithLength } from "pyodide/ffi"` instead */ | |
interface PyProxyWithLength extends PyLengthMethods { | |
} | |
declare class PyLengthMethods { | |
/** | |
* The length of the object. | |
*/ | |
get length(): number; | |
} | |
declare class PyProxyWithGet extends PyProxy { | |
/** @private */ | |
static [Symbol.hasInstance](obj: any): obj is PyProxy; | |
} | |
/** @deprecated Use `import type { PyProxyWithGet } from "pyodide/ffi"` instead */ | |
interface PyProxyWithGet extends PyGetItemMethods { | |
} | |
declare class PyGetItemMethods { | |
/** | |
* This translates to the Python code ``obj[key]``. | |
* | |
* @param key The key to look up. | |
* @returns The corresponding value. | |
*/ | |
get(key: any): any; | |
/** | |
* Returns the object treated as a json adaptor. | |
* | |
* With a JsonAdaptor: | |
* 1. property access / modification / deletion is implemented with | |
* :meth:`~object.__getitem__`, :meth:`~object.__setitem__`, and | |
* :meth:`~object.__delitem__` respectively. | |
* 2. If an attribute is accessed and the result implements | |
* :meth:`~object.__getitem__` then the result will also be a json | |
* adaptor. | |
* | |
* For instance, ``JSON.stringify(proxy.asJsJson())`` acts like an | |
* inverse to Python's :py:func:`json.loads`. | |
*/ | |
asJsJson(): PyProxy & {}; | |
} | |
declare class PyProxyWithSet extends PyProxy { | |
/** @private */ | |
static [Symbol.hasInstance](obj: any): obj is PyProxy; | |
} | |
/** @deprecated Use `import type { PyProxyWithSet } from "pyodide/ffi"` instead */ | |
interface PyProxyWithSet extends PySetItemMethods { | |
} | |
declare class PySetItemMethods { | |
/** | |
* This translates to the Python code ``obj[key] = value``. | |
* | |
* @param key The key to set. | |
* @param value The value to set it to. | |
*/ | |
set(key: any, value: any): void; | |
/** | |
* This translates to the Python code ``del obj[key]``. | |
* | |
* @param key The key to delete. | |
*/ | |
delete(key: any): void; | |
} | |
declare class PyProxyWithHas extends PyProxy { | |
/** @private */ | |
static [Symbol.hasInstance](obj: any): obj is PyProxy; | |
} | |
/** @deprecated Use `import type { PyProxyWithHas } from "pyodide/ffi"` instead */ | |
interface PyProxyWithHas extends PyContainsMethods { | |
} | |
declare class PyContainsMethods { | |
/** | |
* This translates to the Python code ``key in obj``. | |
* | |
* @param key The key to check for. | |
* @returns Is ``key`` present? | |
*/ | |
has(key: any): boolean; | |
} | |
declare class PyIterable extends PyProxy { | |
/** @private */ | |
static [Symbol.hasInstance](obj: any): obj is PyProxy; | |
} | |
/** @deprecated Use `import type { PyIterable } from "pyodide/ffi"` instead */ | |
interface PyIterable extends PyIterableMethods { | |
} | |
declare class PyIterableMethods { | |
/** | |
* This translates to the Python code ``iter(obj)``. Return an iterator | |
* associated to the proxy. See the documentation for | |
* :js:data:`Symbol.iterator`. | |
* | |
* This will be used implicitly by ``for(let x of proxy){}``. | |
*/ | |
[Symbol.iterator](): Iterator<any, any, any>; | |
} | |
declare class PyAsyncIterable extends PyProxy { | |
/** @private */ | |
static [Symbol.hasInstance](obj: any): obj is PyProxy; | |
} | |
/** @deprecated Use `import type { PyAsyncIterable } from "pyodide/ffi"` instead */ | |
interface PyAsyncIterable extends PyAsyncIterableMethods { | |
} | |
declare class PyAsyncIterableMethods { | |
/** | |
* This translates to the Python code ``aiter(obj)``. Return an async iterator | |
* associated to the proxy. See the documentation for :js:data:`Symbol.asyncIterator`. | |
* | |
* This will be used implicitly by ``for(await let x of proxy){}``. | |
*/ | |
[Symbol.asyncIterator](): AsyncIterator<any, any, any>; | |
} | |
declare class PyIterator extends PyProxy { | |
/** @private */ | |
static [Symbol.hasInstance](obj: any): obj is PyProxy; | |
} | |
/** @deprecated Use `import type { PyIterator } from "pyodide/ffi"` instead */ | |
interface PyIterator extends PyIteratorMethods { | |
} | |
declare class PyIteratorMethods { | |
/** @private */ | |
[Symbol.iterator](): this; | |
/** | |
* This translates to the Python code ``next(obj)``. Returns the next value of | |
* the generator. See the documentation for :js:meth:`Generator.next` The | |
* argument will be sent to the Python generator. | |
* | |
* This will be used implicitly by ``for(let x of proxy){}``. | |
* | |
* @param arg The value to send to the generator. The value will be assigned | |
* as a result of a yield expression. | |
* @returns An Object with two properties: ``done`` and ``value``. When the | |
* generator yields ``some_value``, ``next`` returns ``{done : false, value : | |
* some_value}``. When the generator raises a :py:exc:`StopIteration` | |
* exception, ``next`` returns ``{done : true, value : result_value}``. | |
*/ | |
next(arg?: any): IteratorResult<any, any>; | |
} | |
declare class PyGenerator extends PyProxy { | |
/** @private */ | |
static [Symbol.hasInstance](obj: any): obj is PyProxy; | |
} | |
/** @deprecated Use `import type { PyGenerator } from "pyodide/ffi"` instead */ | |
interface PyGenerator extends PyGeneratorMethods { | |
} | |
declare class PyGeneratorMethods { | |
/** | |
* Throws an exception into the Generator. | |
* | |
* See the documentation for :js:meth:`Generator.throw`. | |
* | |
* @param exc Error The error to throw into the generator. Must be an | |
* instanceof ``Error``. | |
* @returns An Object with two properties: ``done`` and ``value``. When the | |
* generator yields ``some_value``, ``return`` returns ``{done : false, value | |
* : some_value}``. When the generator raises a | |
* ``StopIteration(result_value)`` exception, ``return`` returns ``{done : | |
* true, value : result_value}``. | |
*/ | |
throw(exc: any): IteratorResult<any, any>; | |
/** | |
* Throws a :py:exc:`GeneratorExit` into the generator and if the | |
* :py:exc:`GeneratorExit` is not caught returns the argument value ``{done: | |
* true, value: v}``. If the generator catches the :py:exc:`GeneratorExit` and | |
* returns or yields another value the next value of the generator this is | |
* returned in the normal way. If it throws some error other than | |
* :py:exc:`GeneratorExit` or :py:exc:`StopIteration`, that error is propagated. See | |
* the documentation for :js:meth:`Generator.return`. | |
* | |
* @param v The value to return from the generator. | |
* @returns An Object with two properties: ``done`` and ``value``. When the | |
* generator yields ``some_value``, ``return`` returns ``{done : false, value | |
* : some_value}``. When the generator raises a | |
* ``StopIteration(result_value)`` exception, ``return`` returns ``{done : | |
* true, value : result_value}``. | |
*/ | |
return(v: any): IteratorResult<any, any>; | |
} | |
declare class PyAsyncIterator extends PyProxy { | |
/** @private */ | |
static [Symbol.hasInstance](obj: any): obj is PyProxy; | |
} | |
/** @deprecated Use `import type { PyAsyncIterator } from "pyodide/ffi"` instead */ | |
interface PyAsyncIterator extends PyAsyncIteratorMethods { | |
} | |
declare class PyAsyncIteratorMethods { | |
/** @private */ | |
[Symbol.asyncIterator](): this; | |
/** | |
* This translates to the Python code ``anext(obj)``. Returns the next value | |
* of the asynchronous iterator. The argument will be sent to the Python | |
* iterator (if it's a generator for instance). | |
* | |
* This will be used implicitly by ``for(let x of proxy){}``. | |
* | |
* @param arg The value to send to a generator. The value will be assigned as | |
* a result of a yield expression. | |
* @returns An Object with two properties: ``done`` and ``value``. When the | |
* iterator yields ``some_value``, ``next`` returns ``{done : false, value : | |
* some_value}``. When the giterator is done, ``next`` returns | |
* ``{done : true }``. | |
*/ | |
next(arg?: any): Promise<IteratorResult<any, any>>; | |
} | |
declare class PyAsyncGenerator extends PyProxy { | |
/** @private */ | |
static [Symbol.hasInstance](obj: any): obj is PyProxy; | |
} | |
/** @deprecated Use `import type { PyAsyncGenerator } from "pyodide/ffi"` instead */ | |
interface PyAsyncGenerator extends PyAsyncGeneratorMethods { | |
} | |
declare class PyAsyncGeneratorMethods { | |
/** | |
* Throws an exception into the Generator. | |
* | |
* See the documentation for :js:meth:`AsyncGenerator.throw`. | |
* | |
* @param exc Error The error to throw into the generator. Must be an | |
* instanceof ``Error``. | |
* @returns An Object with two properties: ``done`` and ``value``. When the | |
* generator yields ``some_value``, ``return`` returns ``{done : false, value | |
* : some_value}``. When the generator raises a | |
* ``StopIteration(result_value)`` exception, ``return`` returns ``{done : | |
* true, value : result_value}``. | |
*/ | |
throw(exc: any): Promise<IteratorResult<any, any>>; | |
/** | |
* Throws a :py:exc:`GeneratorExit` into the generator and if the | |
* :py:exc:`GeneratorExit` is not caught returns the argument value ``{done: | |
* true, value: v}``. If the generator catches the :py:exc:`GeneratorExit` and | |
* returns or yields another value the next value of the generator this is | |
* returned in the normal way. If it throws some error other than | |
* :py:exc:`GeneratorExit` or :py:exc:`StopAsyncIteration`, that error is | |
* propagated. See the documentation for :js:meth:`AsyncGenerator.throw` | |
* | |
* @param v The value to return from the generator. | |
* @returns An Object with two properties: ``done`` and ``value``. When the | |
* generator yields ``some_value``, ``return`` returns ``{done : false, value | |
* : some_value}``. When the generator raises a :py:exc:`StopAsyncIteration` | |
* exception, ``return`` returns ``{done : true, value : result_value}``. | |
*/ | |
return(v: any): Promise<IteratorResult<any, any>>; | |
} | |
declare class PySequence extends PyProxy { | |
/** @private */ | |
static [Symbol.hasInstance](obj: any): obj is PyProxy; | |
} | |
/** @deprecated Use `import type { PySequence } from "pyodide/ffi"` instead */ | |
interface PySequence extends PySequenceMethods { | |
} | |
declare class PySequenceMethods { | |
/** @hidden */ | |
get [Symbol.isConcatSpreadable](): boolean; | |
/** | |
* See :js:meth:`Array.join`. The :js:meth:`Array.join` method creates and | |
* returns a new string by concatenating all of the elements in the | |
* :py:class:`~collections.abc.Sequence`. | |
* | |
* @param separator A string to separate each pair of adjacent elements of the | |
* Sequence. | |
* | |
* @returns A string with all Sequence elements joined. | |
*/ | |
join(separator?: string): string; | |
/** | |
* See :js:meth:`Array.slice`. The :js:meth:`Array.slice` method returns a | |
* shallow copy of a portion of a :py:class:`~collections.abc.Sequence` into a | |
* new array object selected from ``start`` to ``stop`` (`stop` not included) | |
* @param start Zero-based index at which to start extraction. Negative index | |
* counts back from the end of the Sequence. | |
* @param stop Zero-based index at which to end extraction. Negative index | |
* counts back from the end of the Sequence. | |
* @returns A new array containing the extracted elements. | |
*/ | |
slice(start?: number, stop?: number): any; | |
/** | |
* See :js:meth:`Array.lastIndexOf`. Returns the last index at which a given | |
* element can be found in the Sequence, or -1 if it is not present. | |
* @param elt Element to locate in the Sequence. | |
* @param fromIndex Zero-based index at which to start searching backwards, | |
* converted to an integer. Negative index counts back from the end of the | |
* Sequence. | |
* @returns The last index of the element in the Sequence; -1 if not found. | |
*/ | |
lastIndexOf(elt: any, fromIndex?: number): number; | |
/** | |
* See :js:meth:`Array.indexOf`. Returns the first index at which a given | |
* element can be found in the Sequence, or -1 if it is not present. | |
* @param elt Element to locate in the Sequence. | |
* @param fromIndex Zero-based index at which to start searching, converted to | |
* an integer. Negative index counts back from the end of the Sequence. | |
* @returns The first index of the element in the Sequence; -1 if not found. | |
*/ | |
indexOf(elt: any, fromIndex?: number): number; | |
/** | |
* See :js:meth:`Array.forEach`. Executes a provided function once for each | |
* ``Sequence`` element. | |
* @param callbackfn A function to execute for each element in the ``Sequence``. Its | |
* return value is discarded. | |
* @param thisArg A value to use as ``this`` when executing ``callbackFn``. | |
*/ | |
forEach(callbackfn: (elt: any) => void, thisArg?: any): void; | |
/** | |
* See :js:meth:`Array.map`. Creates a new array populated with the results of | |
* calling a provided function on every element in the calling ``Sequence``. | |
* @param callbackfn A function to execute for each element in the ``Sequence``. Its | |
* return value is added as a single element in the new array. | |
* @param thisArg A value to use as ``this`` when executing ``callbackFn``. | |
*/ | |
map<U>(callbackfn: (elt: any, index: number, array: any) => U, thisArg?: any): U[]; | |
/** | |
* See :js:meth:`Array.filter`. Creates a shallow copy of a portion of a given | |
* ``Sequence``, filtered down to just the elements from the given array that pass | |
* the test implemented by the provided function. | |
* @param predicate A function to execute for each element in the array. It | |
* should return a truthy value to keep the element in the resulting array, | |
* and a falsy value otherwise. | |
* @param thisArg A value to use as ``this`` when executing ``predicate``. | |
*/ | |
filter(predicate: (elt: any, index: number, array: any) => boolean, thisArg?: any): any[]; | |
/** | |
* See :js:meth:`Array.some`. Tests whether at least one element in the | |
* ``Sequence`` passes the test implemented by the provided function. | |
* @param predicate A function to execute for each element in the | |
* ``Sequence``. It should return a truthy value to indicate the element | |
* passes the test, and a falsy value otherwise. | |
* @param thisArg A value to use as ``this`` when executing ``predicate``. | |
*/ | |
some(predicate: (value: any, index: number, array: any[]) => unknown, thisArg?: any): boolean; | |
/** | |
* See :js:meth:`Array.every`. Tests whether every element in the ``Sequence`` | |
* passes the test implemented by the provided function. | |
* @param predicate A function to execute for each element in the | |
* ``Sequence``. It should return a truthy value to indicate the element | |
* passes the test, and a falsy value otherwise. | |
* @param thisArg A value to use as ``this`` when executing ``predicate``. | |
*/ | |
every(predicate: (value: any, index: number, array: any[]) => unknown, thisArg?: any): boolean; | |
/** | |
* See :js:meth:`Array.reduce`. Executes a user-supplied "reducer" callback | |
* function on each element of the Sequence, in order, passing in the return | |
* value from the calculation on the preceding element. The final result of | |
* running the reducer across all elements of the Sequence is a single value. | |
* @param callbackfn A function to execute for each element in the ``Sequence``. Its | |
* return value is discarded. | |
*/ | |
reduce(callbackfn: (previousValue: any, currentValue: any, currentIndex: number, array: any) => any, initialValue?: any): any; | |
/** | |
* See :js:meth:`Array.reduceRight`. Applies a function against an accumulator | |
* and each value of the Sequence (from right to left) to reduce it to a | |
* single value. | |
* @param callbackfn A function to execute for each element in the Sequence. | |
* Its return value is discarded. | |
*/ | |
reduceRight(callbackfn: (previousValue: any, currentValue: any, currentIndex: number, array: any) => any, initialValue: any): any; | |
/** | |
* See :js:meth:`Array.at`. Takes an integer value and returns the item at | |
* that index. | |
* @param index Zero-based index of the Sequence element to be returned, | |
* converted to an integer. Negative index counts back from the end of the | |
* Sequence. | |
* @returns The element in the Sequence matching the given index. | |
*/ | |
at(index: number): any; | |
/** | |
* The :js:meth:`Array.concat` method is used to merge two or more arrays. | |
* This method does not change the existing arrays, but instead returns a new | |
* array. | |
* @param rest Arrays and/or values to concatenate into a new array. | |
* @returns A new Array instance. | |
*/ | |
concat(...rest: ConcatArray<any>[]): any[]; | |
/** | |
* The :js:meth:`Array.includes` method determines whether a Sequence | |
* includes a certain value among its entries, returning true or false as | |
* appropriate. | |
* @param elt | |
* @returns | |
*/ | |
includes(elt: any): any; | |
/** | |
* The :js:meth:`Array.entries` method returns a new iterator object that | |
* contains the key/value pairs for each index in the ``Sequence``. | |
* @returns A new iterator object. | |
*/ | |
entries(): IterableIterator<[ | |
number, | |
any | |
]>; | |
/** | |
* The :js:meth:`Array.keys` method returns a new iterator object that | |
* contains the keys for each index in the ``Sequence``. | |
* @returns A new iterator object. | |
*/ | |
keys(): IterableIterator<number>; | |
/** | |
* The :js:meth:`Array.values` method returns a new iterator object that | |
* contains the values for each index in the ``Sequence``. | |
* @returns A new iterator object. | |
*/ | |
values(): IterableIterator<any>; | |
/** | |
* The :js:meth:`Array.find` method returns the first element in the provided | |
* array that satisfies the provided testing function. | |
* @param predicate A function to execute for each element in the | |
* ``Sequence``. It should return a truthy value to indicate a matching | |
* element has been found, and a falsy value otherwise. | |
* @param thisArg A value to use as ``this`` when executing ``predicate``. | |
* @returns The first element in the ``Sequence`` that satisfies the provided | |
* testing function. | |
*/ | |
find(predicate: (value: any, index: number, obj: any[]) => any, thisArg?: any): any; | |
/** | |
* The :js:meth:`Array.findIndex` method returns the index of the first | |
* element in the provided array that satisfies the provided testing function. | |
* @param predicate A function to execute for each element in the | |
* ``Sequence``. It should return a truthy value to indicate a matching | |
* element has been found, and a falsy value otherwise. | |
* @param thisArg A value to use as ``this`` when executing ``predicate``. | |
* @returns The index of the first element in the ``Sequence`` that satisfies | |
* the provided testing function. | |
*/ | |
findIndex(predicate: (value: any, index: number, obj: any[]) => any, thisArg?: any): number; | |
toJSON(this: any): unknown[]; | |
/** | |
* Returns the object treated as a json adaptor. | |
* | |
* With a JsonAdaptor: | |
* 1. property access / modification / deletion is implemented with | |
* :meth:`~object.__getitem__`, :meth:`~object.__setitem__`, and | |
* :meth:`~object.__delitem__` respectively. | |
* 2. If an attribute is accessed and the result implements | |
* :meth:`~object.__getitem__` then the result will also be a json | |
* adaptor. | |
* | |
* For instance, ``JSON.stringify(proxy.asJsJson())`` acts like an | |
* inverse to Python's :py:func:`json.loads`. | |
*/ | |
asJsJson(): PyProxy & {}; | |
} | |
declare class PyMutableSequence extends PyProxy { | |
/** @private */ | |
static [Symbol.hasInstance](obj: any): obj is PyProxy; | |
} | |
/** @deprecated Use `import type { PyMutableSequence } from "pyodide/ffi"` instead */ | |
interface PyMutableSequence extends PyMutableSequenceMethods { | |
} | |
declare class PyMutableSequenceMethods { | |
/** | |
* The :js:meth:`Array.reverse` method reverses a :js:class:`PyMutableSequence` in | |
* place. | |
* @returns A reference to the same :js:class:`PyMutableSequence` | |
*/ | |
reverse(): PyMutableSequence; | |
/** | |
* The :js:meth:`Array.sort` method sorts the elements of a | |
* :js:class:`PyMutableSequence` in place. | |
* @param compareFn A function that defines the sort order. | |
* @returns A reference to the same :js:class:`PyMutableSequence` | |
*/ | |
sort(compareFn?: (a: any, b: any) => number): PyMutableSequence; | |
/** | |
* The :js:meth:`Array.splice` method changes the contents of a | |
* :js:class:`PyMutableSequence` by removing or replacing existing elements and/or | |
* adding new elements in place. | |
* @param start Zero-based index at which to start changing the | |
* :js:class:`PyMutableSequence`. | |
* @param deleteCount An integer indicating the number of elements in the | |
* :js:class:`PyMutableSequence` to remove from ``start``. | |
* @param items The elements to add to the :js:class:`PyMutableSequence`, beginning from | |
* ``start``. | |
* @returns An array containing the deleted elements. | |
*/ | |
splice(start: number, deleteCount?: number, ...items: any[]): any[]; | |
/** | |
* The :js:meth:`Array.push` method adds the specified elements to the end of | |
* a :js:class:`PyMutableSequence`. | |
* @param elts The element(s) to add to the end of the :js:class:`PyMutableSequence`. | |
* @returns The new length property of the object upon which the method was | |
* called. | |
*/ | |
push(...elts: any[]): any; | |
/** | |
* The :js:meth:`Array.pop` method removes the last element from a | |
* :js:class:`PyMutableSequence`. | |
* @returns The removed element from the :js:class:`PyMutableSequence`; undefined if the | |
* :js:class:`PyMutableSequence` is empty. | |
*/ | |
pop(): any; | |
/** | |
* The :js:meth:`Array.shift` method removes the first element from a | |
* :js:class:`PyMutableSequence`. | |
* @returns The removed element from the :js:class:`PyMutableSequence`; undefined if the | |
* :js:class:`PyMutableSequence` is empty. | |
*/ | |
shift(): any; | |
/** | |
* The :js:meth:`Array.unshift` method adds the specified elements to the | |
* beginning of a :js:class:`PyMutableSequence`. | |
* @param elts The elements to add to the front of the :js:class:`PyMutableSequence`. | |
* @returns The new length of the :js:class:`PyMutableSequence`. | |
*/ | |
unshift(...elts: any[]): any; | |
/** | |
* The :js:meth:`Array.copyWithin` method shallow copies part of a | |
* :js:class:`PyMutableSequence` to another location in the same :js:class:`PyMutableSequence` | |
* without modifying its length. | |
* @param target Zero-based index at which to copy the sequence to. | |
* @param start Zero-based index at which to start copying elements from. | |
* @param end Zero-based index at which to end copying elements from. | |
* @returns The modified :js:class:`PyMutableSequence`. | |
*/ | |
copyWithin(target: number, start?: number, end?: number): any; | |
/** | |
* The :js:meth:`Array.fill` method changes all elements in an array to a | |
* static value, from a start index to an end index. | |
* @param value Value to fill the array with. | |
* @param start Zero-based index at which to start filling. Default 0. | |
* @param end Zero-based index at which to end filling. Default | |
* ``list.length``. | |
* @returns | |
*/ | |
fill(value: any, start?: number, end?: number): any; | |
} | |
declare class PyAwaitable extends PyProxy { | |
/** @private */ | |
static [Symbol.hasInstance](obj: any): obj is PyProxy; | |
} | |
/** @deprecated Use `import type { PyAwaitable } from "pyodide/ffi"` instead */ | |
interface PyAwaitable extends Promise<any> { | |
} | |
declare class PyCallable extends PyProxy { | |
/** @private */ | |
static [Symbol.hasInstance](obj: any): obj is PyCallable; | |
} | |
/** @deprecated Use `import type { PyCallable } from "pyodide/ffi"` instead */ | |
interface PyCallable extends PyCallableMethods { | |
(...args: any[]): any; | |
} | |
declare class PyCallableMethods { | |
/** | |
* The ``apply()`` method calls the specified function with a given this | |
* value, and arguments provided as an array (or an array-like object). Like | |
* :js:meth:`Function.apply`. | |
* | |
* @param thisArg The ``this`` argument. Has no effect unless the | |
* :js:class:`~pyodide.ffi.PyCallable` has :js:meth:`captureThis` set. If | |
* :js:meth:`captureThis` is set, it will be passed as the first argument to | |
* the Python function. | |
* @param jsargs The array of arguments | |
* @returns The result from the function call. | |
*/ | |
apply(thisArg: any, jsargs: any): any; | |
/** | |
* Calls the function with a given this value and arguments provided | |
* individually. See :js:meth:`Function.call`. | |
* | |
* @param thisArg The ``this`` argument. Has no effect unless the | |
* :js:class:`~pyodide.ffi.PyCallable` has :js:meth:`captureThis` set. If | |
* :js:meth:`captureThis` is set, it will be passed as the first argument to | |
* the Python function. | |
* @param jsargs The arguments | |
* @returns The result from the function call. | |
*/ | |
call(thisArg: any, ...jsargs: any): any; | |
/** | |
* Call the Python function. The first parameter controls various parameters | |
* that change the way the call is performed. | |
* | |
* @param options | |
* @param options.kwargs If true, the last argument is treated as a collection | |
* of keyword arguments. | |
* @param options.promising If true, the call is made with stack switching | |
* enabled. Not needed if the callee is an async | |
* Python function. | |
* @param options.relaxed If true, extra arguments are ignored instead of | |
* raising a :py:exc:`TypeError`. | |
* @param jsargs Arguments to the Python function. | |
* @returns | |
*/ | |
callWithOptions({ relaxed, kwargs, promising, }: { | |
relaxed?: boolean; | |
kwargs?: boolean; | |
promising?: boolean; | |
}, ...jsargs: any): any; | |
/** | |
* Call the function with keyword arguments. The last argument must be an | |
* object with the keyword arguments. | |
*/ | |
callKwargs(...jsargs: any): any; | |
/** | |
* Call the function in a "relaxed" manner. Any extra arguments will be | |
* ignored. This matches the behavior of JavaScript functions more accurately. | |
* | |
* Any extra arguments will be ignored. This matches the behavior of | |
* JavaScript functions more accurately. Missing arguments are **NOT** filled | |
* with `None`. If too few arguments are passed, this will still raise a | |
* TypeError. | |
* | |
* This uses :py:func:`pyodide.code.relaxed_call`. | |
*/ | |
callRelaxed(...jsargs: any): any; | |
/** | |
* Call the function with keyword arguments in a "relaxed" manner. The last | |
* argument must be an object with the keyword arguments. Any extra arguments | |
* will be ignored. This matches the behavior of JavaScript functions more | |
* accurately. | |
* | |
* Missing arguments are **NOT** filled with ``None``. If too few arguments are | |
* passed, this will still raise a :py:exc:`TypeError`. Also, if the same argument is | |
* passed as both a keyword argument and a positional argument, it will raise | |
* an error. | |
* | |
* This uses :py:func:`pyodide.code.relaxed_call`. | |
*/ | |
callKwargsRelaxed(...jsargs: any): any; | |
/** | |
* Call the function with stack switching enabled. The last argument must be | |
* an object with the keyword arguments. Functions called this way can use | |
* :py:meth:`~pyodide.ffi.run_sync` to block until an | |
* :py:class:`~collections.abc.Awaitable` is resolved. Only works in runtimes | |
* with JS Promise integration. | |
* | |
* .. admonition:: Experimental | |
* :class: warning | |
* | |
* This feature is not yet stable. | |
* | |
* @experimental | |
*/ | |
callPromising(...jsargs: any): Promise<any>; | |
/** | |
* Call the function with stack switching enabled. The last argument must be | |
* an object with the keyword arguments. Functions called this way can use | |
* :py:meth:`~pyodide.ffi.run_sync` to block until an | |
* :py:class:`~collections.abc.Awaitable` is resolved. Only works in runtimes | |
* with JS Promise integration. | |
* | |
* .. admonition:: Experimental | |
* :class: warning | |
* | |
* This feature is not yet stable. | |
* | |
* @experimental | |
*/ | |
callPromisingKwargs(...jsargs: any): Promise<any>; | |
/** | |
* The ``bind()`` method creates a new function that, when called, has its | |
* ``this`` keyword set to the provided value, with a given sequence of | |
* arguments preceding any provided when the new function is called. See | |
* :js:meth:`Function.bind`. | |
* | |
* If the :js:class:`~pyodide.ffi.PyCallable` does not have | |
* :js:meth:`captureThis` set, the ``this`` parameter will be discarded. If it | |
* does have :js:meth:`captureThis` set, ``thisArg`` will be set to the first | |
* argument of the Python function. The returned proxy and the original proxy | |
* have the same lifetime so destroying either destroys both. | |
* | |
* @param thisArg The value to be passed as the ``this`` parameter to the | |
* target function ``func`` when the bound function is called. | |
* @param jsargs Extra arguments to prepend to arguments provided to the bound | |
* function when invoking ``func``. | |
* @returns | |
*/ | |
bind(thisArg: any, ...jsargs: any): PyProxy; | |
/** | |
* Returns a :js:class:`~pyodide.ffi.PyProxy` that passes ``this`` as the first argument to the | |
* Python function. The returned :js:class:`~pyodide.ffi.PyProxy` has the internal ``captureThis`` | |
* property set. | |
* | |
* It can then be used as a method on a JavaScript object. The returned proxy | |
* and the original proxy have the same lifetime so destroying either destroys | |
* both. | |
* | |
* For example: | |
* | |
* .. code-block:: pyodide | |
* | |
* let obj = { a : 7 }; | |
* pyodide.runPython(` | |
* def f(self): | |
* return self.a | |
* `); | |
* // Without captureThis, it doesn't work to use f as a method for obj: | |
* obj.f = pyodide.globals.get("f"); | |
* obj.f(); // raises "TypeError: f() missing 1 required positional argument: 'self'" | |
* // With captureThis, it works fine: | |
* obj.f = pyodide.globals.get("f").captureThis(); | |
* obj.f(); // returns 7 | |
* | |
* @returns The resulting :js:class:`~pyodide.ffi.PyProxy`. It has the same lifetime as the | |
* original :js:class:`~pyodide.ffi.PyProxy` but passes ``this`` to the wrapped function. | |
* | |
*/ | |
captureThis(): PyProxy; | |
} | |
declare class PyBuffer extends PyProxy { | |
/** @private */ | |
static [Symbol.hasInstance](obj: any): obj is PyBuffer; | |
} | |
/** @deprecated Use `import type { PyBuffer } from "pyodide/ffi"` instead */ | |
interface PyBuffer extends PyBufferMethods { | |
} | |
declare class PyBufferMethods { | |
/** | |
* Get a view of the buffer data which is usable from JavaScript. No copy is | |
* ever performed. | |
* | |
* We do not support suboffsets, if the buffer requires suboffsets we will | |
* throw an error. JavaScript nd array libraries can't handle suboffsets | |
* anyways. In this case, you should use the :js:meth:`~PyProxy.toJs` api or | |
* copy the buffer to one that doesn't use suboffsets (using e.g., | |
* :py:func:`numpy.ascontiguousarray`). | |
* | |
* If the buffer stores big endian data or half floats, this function will | |
* fail without an explicit type argument. For big endian data you can use | |
* :js:meth:`~PyProxy.toJs`. :js:class:`DataView` has support for big endian | |
* data, so you might want to pass ``'dataview'`` as the type argument in that | |
* case. | |
* | |
* @param type The type of the :js:attr:`~pyodide.ffi.PyBufferView.data` field | |
* in the output. Should be one of: ``"i8"``, ``"u8"``, ``"u8clamped"``, | |
* ``"i16"``, ``"u16"``, ``"i32"``, ``"u32"``, ``"i32"``, ``"u32"``, | |
* ``"i64"``, ``"u64"``, ``"f32"``, ``"f64"``, or ``"dataview"``. This argument | |
* is optional, if absent :js:meth:`~pyodide.ffi.PyBuffer.getBuffer` will try | |
* to determine the appropriate output type based on the buffer format string | |
* (see :std:ref:`struct-format-strings`). | |
*/ | |
getBuffer(type?: string): PyBufferView; | |
} | |
declare class PyDict extends PyProxy { | |
/** @private */ | |
static [Symbol.hasInstance](obj: any): obj is PyProxy; | |
} | |
/** @deprecated Use `import type { PyDict } from "pyodide/ffi"` instead */ | |
interface PyDict extends PyProxyWithGet, PyProxyWithSet, PyProxyWithHas, PyProxyWithLength, PyIterable { | |
} | |
/** @deprecated Use `import type { PyBufferView } from "pyodide/ffi"` instead */ | |
declare class PyBufferView { | |
/** | |
* The offset of the first entry of the array. For instance if our array | |
* is 3d, then you will find ``array[0,0,0]`` at | |
* ``pybuf.data[pybuf.offset]`` | |
*/ | |
offset: number; | |
/** | |
* If the data is read only, you should not modify it. There is no way for us | |
* to enforce this, but it may cause very weird behavior. See | |
* :py:attr:`memoryview.readonly`. | |
*/ | |
readonly: boolean; | |
/** | |
* The format string for the buffer. See :ref:`struct-format-strings` | |
* and :py:attr:`memoryview.format`. | |
*/ | |
format: string; | |
/** | |
* How large is each entry in bytes? See :py:attr:`memoryview.itemsize`. | |
*/ | |
itemsize: number; | |
/** | |
* The number of dimensions of the buffer. If ``ndim`` is 0, the buffer | |
* represents a single scalar or struct. Otherwise, it represents an | |
* array. See :py:attr:`memoryview.ndim`. | |
*/ | |
ndim: number; | |
/** | |
* The total number of bytes the buffer takes up. This is equal to | |
* :js:attr:`buff.data.byteLength <TypedArray.byteLength>`. See | |
* :py:attr:`memoryview.nbytes`. | |
*/ | |
nbytes: number; | |
/** | |
* The shape of the buffer, that is how long it is in each dimension. | |
* The length will be equal to ``ndim``. For instance, a 2x3x4 array | |
* would have shape ``[2, 3, 4]``. See :py:attr:`memoryview.shape`. | |
*/ | |
shape: number[]; | |
/** | |
* An array of of length ``ndim`` giving the number of elements to skip | |
* to get to a new element in each dimension. See the example definition | |
* of a ``multiIndexToIndex`` function above. See :py:attr:`memoryview.strides`. | |
*/ | |
strides: number[]; | |
/** | |
* The actual data. A typed array of an appropriate size backed by a segment | |
* of the WASM memory. | |
* | |
* The ``type`` argument of :js:meth:`~pyodide.ffi.PyBuffer.getBuffer` determines | |
* which sort of :js:class:`TypedArray` or :js:class:`DataView` to return. By | |
* default :js:meth:`~pyodide.ffi.PyBuffer.getBuffer` will look at the format string | |
* to determine the most appropriate option. Most often the result is a | |
* :js:class:`Uint8Array`. | |
* | |
* .. admonition:: Contiguity | |
* :class: warning | |
* | |
* If the buffer is not contiguous, the :js:attr:`~PyBufferView.readonly` | |
* TypedArray will contain data that is not part of the buffer. Modifying | |
* this data leads to undefined behavior. | |
* | |
* .. admonition:: Read only buffers | |
* :class: warning | |
* | |
* If :js:attr:`buffer.readonly <PyBufferView.readonly>` is ``true``, you | |
* should not modify the buffer. Modifying a read only buffer leads to | |
* undefined behavior. | |
* | |
*/ | |
data: TypedArray; | |
/** | |
* Is it C contiguous? See :py:attr:`memoryview.c_contiguous`. | |
*/ | |
c_contiguous: boolean; | |
/** | |
* Is it Fortran contiguous? See :py:attr:`memoryview.f_contiguous`. | |
*/ | |
f_contiguous: boolean; | |
/** | |
* @private | |
*/ | |
_released: boolean; | |
/** | |
* @private | |
*/ | |
_view_ptr: number; | |
/** @private */ | |
constructor(); | |
/** | |
* Release the buffer. This allows the memory to be reclaimed. | |
*/ | |
release(): void; | |
} | |
type PackageType = "package" | "cpython_module" | "shared_library" | "static_library"; | |
interface PackageData { | |
name: string; | |
version: string; | |
fileName: string; | |
/** @experimental */ | |
packageType: PackageType; | |
} | |
declare function loadPackage(names: string | PyProxy | Array<string>, options?: { | |
messageCallback?: (message: string) => void; | |
errorCallback?: (message: string) => void; | |
checkIntegrity?: boolean; | |
}): Promise<Array<PackageData>>; | |
declare class PythonError extends Error { | |
/** | |
* The address of the error we are wrapping. We may later compare this | |
* against sys.last_exc. | |
* WARNING: we don't own a reference to this pointer, dereferencing it | |
* may be a use-after-free error! | |
* @private | |
*/ | |
__error_address: number; | |
/** | |
* The name of the Python error class, e.g, :py:exc:`RuntimeError` or | |
* :py:exc:`KeyError`. | |
*/ | |
type: string; | |
constructor(type: string, message: string, error_address: number); | |
} | |
type NativeFS = { | |
syncfs: () => Promise<void>; | |
}; | |
declare class PyodideAPI { | |
/** @hidden */ | |
static version: string; | |
/** @hidden */ | |
static loadPackage: typeof loadPackage; | |
/** @hidden */ | |
static loadedPackages: { | |
[key: string]: string; | |
}; | |
/** @hidden */ | |
static ffi: { | |
PyProxy: typeof PyProxy; | |
PyProxyWithLength: typeof PyProxyWithLength; | |
PyProxyWithGet: typeof PyProxyWithGet; | |
PyProxyWithSet: typeof PyProxyWithSet; | |
PyProxyWithHas: typeof PyProxyWithHas; | |
PyDict: typeof PyDict; | |
PyIterable: typeof PyIterable; | |
PyAsyncIterable: typeof PyAsyncIterable; | |
PyIterator: typeof PyIterator; | |
PyAsyncIterator: typeof PyAsyncIterator; | |
PyGenerator: typeof PyGenerator; | |
PyAsyncGenerator: typeof PyAsyncGenerator; | |
PyAwaitable: typeof PyAwaitable; | |
PyCallable: typeof PyCallable; | |
PyBuffer: typeof PyBuffer; | |
PyBufferView: typeof PyBufferView; | |
PythonError: typeof PythonError; | |
PySequence: typeof PySequence; | |
PyMutableSequence: typeof PyMutableSequence; | |
}; | |
/** @hidden */ | |
static setStdin: typeof setStdin; | |
/** @hidden */ | |
static setStdout: typeof setStdout; | |
/** @hidden */ | |
static setStderr: typeof setStderr; | |
/** | |
* | |
* An alias to the global Python namespace. | |
* | |
* For example, to access a variable called ``foo`` in the Python global | |
* scope, use ``pyodide.globals.get("foo")`` | |
*/ | |
static globals: PyProxy; | |
/** | |
* An alias to the `Emscripten File System API | |
* <https://emscripten.org/docs/api_reference/Filesystem-API.html>`_. | |
* | |
* This provides a wide range of POSIX-`like` file/device operations, including | |
* `mount | |
* <https://emscripten.org/docs/api_reference/Filesystem-API.html#FS.mount>`_ | |
* which can be used to extend the in-memory filesystem with features like `persistence | |
* <https://emscripten.org/docs/api_reference/Filesystem-API.html#persistent-data>`_. | |
* | |
* While all the file systems implementations are enabled, only the default | |
* ``MEMFS`` is guaranteed to work in all runtime settings. The implementations | |
* are available as members of ``FS.filesystems``: | |
* ``IDBFS``, ``NODEFS``, ``PROXYFS``, ``WORKERFS``. | |
*/ | |
static FS: any; | |
/** | |
* An alias to the `Emscripten Path API | |
* <https://github.com/emscripten-core/emscripten/blob/main/src/library_path.js>`_. | |
* | |
* This provides a variety of operations for working with file system paths, such as | |
* ``dirname``, ``normalize``, and ``splitPath``. | |
*/ | |
static PATH: any; | |
/** | |
* See :ref:`js-api-pyodide-canvas`. | |
* @hidetype | |
*/ | |
static canvas: CanvasInterface; | |
/** | |
* A map from posix error names to error codes. | |
*/ | |
static ERRNO_CODES: { | |
[code: string]: number; | |
}; | |
/** | |
* An alias to the Python :ref:`pyodide <python-api>` package. | |
* | |
* You can use this to call functions defined in the Pyodide Python package | |
* from JavaScript. | |
*/ | |
static pyodide_py: PyProxy; | |
/** | |
* Inspect a Python code chunk and use :js:func:`pyodide.loadPackage` to install | |
* any known packages that the code chunk imports. Uses the Python API | |
* :func:`pyodide.code.find\_imports` to inspect the code. | |
* | |
* For example, given the following code as input | |
* | |
* .. code-block:: python | |
* | |
* import numpy as np | |
* x = np.array([1, 2, 3]) | |
* | |
* :js:func:`loadPackagesFromImports` will call | |
* ``pyodide.loadPackage(['numpy'])``. | |
* | |
* @param code The code to inspect. | |
* @param options Options passed to :js:func:`pyodide.loadPackage`. | |
* @param options.messageCallback A callback, called with progress messages | |
* (optional) | |
* @param options.errorCallback A callback, called with error/warning messages | |
* (optional) | |
* @param options.checkIntegrity If true, check the integrity of the downloaded | |
* packages (default: true) | |
* @async | |
*/ | |
static loadPackagesFromImports(code: string, options?: { | |
messageCallback?: (message: string) => void; | |
errorCallback?: (message: string) => void; | |
checkIntegrity?: boolean; | |
}): Promise<Array<PackageData>>; | |
/** | |
* Runs a string of Python code from JavaScript, using :py:func:`~pyodide.code.eval_code` | |
* to evaluate the code. If the last statement in the Python code is an | |
* expression (and the code doesn't end with a semicolon), the value of the | |
* expression is returned. | |
* | |
* @param code The Python code to run | |
* @param options | |
* @param options.globals An optional Python dictionary to use as the globals. | |
* Defaults to :js:attr:`pyodide.globals`. | |
* @param options.locals An optional Python dictionary to use as the locals. | |
* Defaults to the same as ``globals``. | |
* @param options.filename An optional string to use as the file name. | |
* Defaults to ``"<exec>"``. If a custom file name is given, the | |
* traceback for any exception that is thrown will show source lines | |
* (unless the given file name starts with ``<`` and ends with ``>``). | |
* @returns The result of the Python code translated to JavaScript. See the | |
* documentation for :py:func:`~pyodide.code.eval_code` for more info. | |
* @example | |
* async function main(){ | |
* const pyodide = await loadPyodide(); | |
* console.log(pyodide.runPython("1 + 2")); | |
* // 3 | |
* | |
* const globals = pyodide.toPy({ x: 3 }); | |
* console.log(pyodide.runPython("x + 1", { globals })); | |
* // 4 | |
* | |
* const locals = pyodide.toPy({ arr: [1, 2, 3] }); | |
* console.log(pyodide.runPython("sum(arr)", { locals })); | |
* // 6 | |
* } | |
* main(); | |
*/ | |
static runPython(code: string, options?: { | |
globals?: PyProxy; | |
locals?: PyProxy; | |
filename?: string; | |
}): any; | |
/** | |
* Run a Python code string with top level await using | |
* :py:func:`~pyodide.code.eval_code_async` to evaluate the code. Returns a promise which | |
* resolves when execution completes. If the last statement in the Python code | |
* is an expression (and the code doesn't end with a semicolon), the returned | |
* promise will resolve to the value of this expression. | |
* | |
* For example: | |
* | |
* .. code-block:: pyodide | |
* | |
* let result = await pyodide.runPythonAsync(` | |
* from js import fetch | |
* response = await fetch("./pyodide-lock.json") | |
* packages = await response.json() | |
* # If final statement is an expression, its value is returned to JavaScript | |
* len(packages.packages.object_keys()) | |
* `); | |
* console.log(result); // 79 | |
* | |
* .. admonition:: Python imports | |
* :class: warning | |
* | |
* Since pyodide 0.18.0, you must call :js:func:`loadPackagesFromImports` to | |
* import any python packages referenced via ``import`` statements in your | |
* code. This function will no longer do it for you. | |
* | |
* @param code The Python code to run | |
* @param options | |
* @param options.globals An optional Python dictionary to use as the globals. | |
* Defaults to :js:attr:`pyodide.globals`. | |
* @param options.locals An optional Python dictionary to use as the locals. | |
* Defaults to the same as ``globals``. | |
* @param options.filename An optional string to use as the file name. | |
* Defaults to ``"<exec>"``. If a custom file name is given, the | |
* traceback for any exception that is thrown will show source lines | |
* (unless the given file name starts with ``<`` and ends with ``>``). | |
* @returns The result of the Python code translated to JavaScript. | |
* @async | |
*/ | |
static runPythonAsync(code: string, options?: { | |
globals?: PyProxy; | |
locals?: PyProxy; | |
filename?: string; | |
}): Promise<any>; | |
/** | |
* Registers the JavaScript object ``module`` as a JavaScript module named | |
* ``name``. This module can then be imported from Python using the standard | |
* Python import system. If another module by the same name has already been | |
* imported, this won't have much effect unless you also delete the imported | |
* module from :py:data:`sys.modules`. This calls | |
* :func:`~pyodide.ffi.register_js_module`. | |
* | |
* Any attributes of the JavaScript objects which are themselves objects will | |
* be treated as submodules: | |
* ```pyodide | |
* pyodide.registerJsModule("mymodule", { submodule: { value: 7 } }); | |
* pyodide.runPython(` | |
* from mymodule.submodule import value | |
* assert value == 7 | |
* `); | |
* ``` | |
* If you wish to prevent this, try the following instead: | |
* ```pyodide | |
* const sys = pyodide.pyimport("sys"); | |
* sys.modules.set("mymodule", { obj: { value: 7 } }); | |
* pyodide.runPython(` | |
* from mymodule import obj | |
* assert obj.value == 7 | |
* # attempting to treat obj as a submodule raises ModuleNotFoundError: | |
* # "No module named 'mymodule.obj'; 'mymodule' is not a package" | |
* from mymodule.obj import value | |
* `); | |
* ``` | |
* | |
* @param name Name of the JavaScript module to add | |
* @param module JavaScript object backing the module | |
*/ | |
static registerJsModule(name: string, module: object): void; | |
/** | |
* Unregisters a JavaScript module with given name that has been previously | |
* registered with :js:func:`pyodide.registerJsModule` or | |
* :func:`~pyodide.ffi.register_js_module`. If a JavaScript module with that | |
* name does not already exist, will throw an error. Note that if the module has | |
* already been imported, this won't have much effect unless you also delete the | |
* imported module from :py:data:`sys.modules`. This calls | |
* :func:`~pyodide.ffi.unregister_js_module`. | |
* | |
* @param name Name of the JavaScript module to remove | |
*/ | |
static unregisterJsModule(name: string): void; | |
/** | |
* Convert a JavaScript object to a Python object as best as possible. | |
* | |
* This is similar to :py:meth:`~pyodide.ffi.JsProxy.to_py` but for use from | |
* JavaScript. If the object is immutable or a :js:class:`~pyodide.ffi.PyProxy`, | |
* it will be returned unchanged. If the object cannot be converted into Python, | |
* it will be returned unchanged. | |
* | |
* See :ref:`type-translations-jsproxy-to-py` for more information. | |
* | |
* @param obj The object to convert. | |
* @param options | |
* @returns The object converted to Python. | |
*/ | |
static toPy(obj: any, { depth, defaultConverter, }?: { | |
/** | |
* Optional argument to limit the depth of the conversion. | |
*/ | |
depth: number; | |
/** | |
* Optional argument to convert objects with no default conversion. See the | |
* documentation of :py:meth:`~pyodide.ffi.JsProxy.to_py`. | |
*/ | |
defaultConverter?: (value: any, converter: (value: any) => any, cacheConversion: (input: any, output: any) => void) => any; | |
}): any; | |
/** | |
* Imports a module and returns it. | |
* | |
* If `name` has no dot in it, then `pyimport(name)` is approximately | |
* equivalent to: | |
* ```js | |
* pyodide.runPython(`import ${name}; ${name}`) | |
* ``` | |
* except that `name` is not introduced into the Python global namespace. If | |
* the name has one or more dots in it, say it is of the form `path.name` | |
* where `name` has no dots but path may have zero or more dots. Then it is | |
* approximately the same as: | |
* ```js | |
* pyodide.runPython(`from ${path} import ${name}; ${name}`); | |
* ``` | |
* | |
* @param mod_name The name of the module to import | |
* | |
* @example | |
* pyodide.pyimport("math.comb")(4, 2) // returns 4 choose 2 = 6 | |
*/ | |
static pyimport(mod_name: string): any; | |
/** | |
* Unpack an archive into a target directory. | |
* | |
* @param buffer The archive as an :js:class:`ArrayBuffer` or :js:class:`TypedArray`. | |
* @param format The format of the archive. Should be one of the formats | |
* recognized by :py:func:`shutil.unpack_archive`. By default the options are | |
* ``'bztar'``, ``'gztar'``, ``'tar'``, ``'zip'``, and ``'wheel'``. Several | |
* synonyms are accepted for each format, e.g., for ``'gztar'`` any of | |
* ``'.gztar'``, ``'.tar.gz'``, ``'.tgz'``, ``'tar.gz'`` or ``'tgz'`` are | |
* considered to be | |
* synonyms. | |
* | |
* @param options | |
* @param options.extractDir The directory to unpack the archive into. Defaults | |
* to the working directory. | |
*/ | |
static unpackArchive(buffer: TypedArray | ArrayBuffer, format: string, options?: { | |
extractDir?: string; | |
}): void; | |
/** | |
* Mounts a :js:class:`FileSystemDirectoryHandle` into the target directory. | |
* Currently it's only possible to acquire a | |
* :js:class:`FileSystemDirectoryHandle` in Chrome. | |
* | |
* @param path The absolute path in the Emscripten file system to mount the | |
* native directory. If the directory does not exist, it will be created. If | |
* it does exist, it must be empty. | |
* @param fileSystemHandle A handle returned by | |
* :js:func:`navigator.storage.getDirectory() <getDirectory>` or | |
* :js:func:`window.showDirectoryPicker() <showDirectoryPicker>`. | |
*/ | |
static mountNativeFS(path: string, fileSystemHandle: FileSystemDirectoryHandle): Promise<NativeFS>; | |
/** | |
* Mounts a host directory into Pyodide file system. Only works in node. | |
* | |
* @param emscriptenPath The absolute path in the Emscripten file system to | |
* mount the native directory. If the directory does not exist, it will be | |
* created. If it does exist, it must be empty. | |
* @param hostPath The host path to mount. It must be a directory that exists. | |
*/ | |
static mountNodeFS(emscriptenPath: string, hostPath: string): void; | |
/** | |
* Tell Pyodide about Comlink. | |
* Necessary to enable importing Comlink proxies into Python. | |
*/ | |
static registerComlink(Comlink: any): void; | |
/** | |
* Sets the interrupt buffer to be ``interrupt_buffer``. This is only useful | |
* when Pyodide is used in a webworker. The buffer should be a | |
* :js:class:`SharedArrayBuffer` shared with the main browser thread (or another | |
* worker). In that case, signal ``signum`` may be sent by writing ``signum`` | |
* into the interrupt buffer. If ``signum`` does not satisfy 0 < ``signum`` < 65 | |
* it will be silently ignored. | |
* | |
* You can disable interrupts by calling ``setInterruptBuffer(undefined)``. | |
* | |
* If you wish to trigger a :py:exc:`KeyboardInterrupt`, write ``SIGINT`` (a 2) | |
* into the interrupt buffer. | |
* | |
* By default ``SIGINT`` raises a :py:exc:`KeyboardInterrupt` and all other signals | |
* are ignored. You can install custom signal handlers with the signal module. | |
* Even signals that normally have special meaning and can't be overridden like | |
* ``SIGKILL`` and ``SIGSEGV`` are ignored by default and can be used for any | |
* purpose you like. | |
*/ | |
static setInterruptBuffer(interrupt_buffer: TypedArray): void; | |
/** | |
* Throws a :py:exc:`KeyboardInterrupt` error if a :py:exc:`KeyboardInterrupt` has | |
* been requested via the interrupt buffer. | |
* | |
* This can be used to enable keyboard interrupts during execution of JavaScript | |
* code, just as :c:func:`PyErr_CheckSignals` is used to enable keyboard interrupts | |
* during execution of C code. | |
*/ | |
static checkInterrupt(): void; | |
/** | |
* Turn on or off debug mode. In debug mode, some error messages are improved | |
* at a performance cost. | |
* @param debug If true, turn debug mode on. If false, turn debug mode off. | |
* @returns The old value of the debug flag. | |
*/ | |
static setDebug(debug: boolean): boolean; | |
static makeMemorySnapshot(): Uint8Array; | |
} | |
/** @hidden */ | |
export type PyodideInterface = typeof PyodideAPI; | |
/** | |
* See documentation for loadPyodide. | |
* @hidden | |
*/ | |
type ConfigType = { | |
indexURL: string; | |
packageCacheDir: string; | |
lockFileURL: string; | |
fullStdLib?: boolean; | |
stdLibURL?: string; | |
stdin?: () => string; | |
stdout?: (msg: string) => void; | |
stderr?: (msg: string) => void; | |
jsglobals?: object; | |
args: string[]; | |
_node_mounts: string[]; | |
env: { | |
[key: string]: string; | |
}; | |
packages: string[]; | |
_makeSnapshot: boolean; | |
enableRunUntilComplete: boolean; | |
}; | |
/** | |
* Load the main Pyodide wasm module and initialize it. | |
* | |
* @returns The :ref:`js-api-pyodide` module. | |
* @memberof globalThis | |
* @async | |
* @example | |
* async function main() { | |
* const pyodide = await loadPyodide({ | |
* fullStdLib: true, | |
* stdout: (msg) => console.log(`Pyodide: ${msg}`), | |
* }); | |
* console.log("Loaded Pyodide"); | |
* } | |
* main(); | |
*/ | |
export declare function loadPyodide(options?: { | |
/** | |
* The URL from which Pyodide will load the main Pyodide runtime and | |
* packages. It is recommended that you leave this unchanged, providing an | |
* incorrect value can cause broken behavior. | |
* | |
* Default: The url that Pyodide is loaded from with the file name | |
* (``pyodide.js`` or ``pyodide.mjs``) removed. | |
*/ | |
indexURL?: string; | |
/** | |
* The file path where packages will be cached in node. If a package | |
* exists in ``packageCacheDir`` it is loaded from there, otherwise it is | |
* downloaded from the JsDelivr CDN and then cached into ``packageCacheDir``. | |
* Only applies when running in node; ignored in browsers. | |
* | |
* Default: same as indexURL | |
*/ | |
packageCacheDir?: string; | |
/** | |
* The URL from which Pyodide will load the Pyodide ``pyodide-lock.json`` lock | |
* file. You can produce custom lock files with :py:func:`micropip.freeze`. | |
* Default: ```${indexURL}/pyodide-lock.json``` | |
*/ | |
lockFileURL?: string; | |
/** | |
* Load the full Python standard library. Setting this to false excludes | |
* unvendored modules from the standard library. | |
* Default: ``false`` | |
*/ | |
fullStdLib?: boolean; | |
/** | |
* The URL from which to load the standard library ``python_stdlib.zip`` | |
* file. This URL includes the most of the Python standard library. Some | |
* stdlib modules were unvendored, and can be loaded separately | |
* with ``fullStdLib: true`` option or by their package name. | |
* Default: ```${indexURL}/python_stdlib.zip``` | |
*/ | |
stdLibURL?: string; | |
/** | |
* Override the standard input callback. Should ask the user for one line of | |
* input. The :js:func:`pyodide.setStdin` function is more flexible and | |
* should be preferred. | |
*/ | |
stdin?: () => string; | |
/** | |
* Override the standard output callback. The :js:func:`pyodide.setStdout` | |
* function is more flexible and should be preferred in most cases, but | |
* depending on the ``args`` passed to ``loadPyodide``, Pyodide may write to | |
* stdout on startup, which can only be controlled by passing a custom | |
* ``stdout`` function. | |
*/ | |
stdout?: (msg: string) => void; | |
/** | |
* Override the standard error output callback. The | |
* :js:func:`pyodide.setStderr` function is more flexible and should be | |
* preferred in most cases, but depending on the ``args`` passed to | |
* ``loadPyodide``, Pyodide may write to stdout on startup, which can only | |
* be controlled by passing a custom ``stdout`` function. | |
*/ | |
stderr?: (msg: string) => void; | |
/** | |
* The object that Pyodide will use for the ``js`` module. | |
* Default: ``globalThis`` | |
*/ | |
jsglobals?: object; | |
/** | |
* Command line arguments to pass to Python on startup. See `Python command | |
* line interface options | |
* <https://docs.python.org/3.10/using/cmdline.html#interface-options>`_ for | |
* more details. Default: ``[]`` | |
*/ | |
args?: string[]; | |
/** | |
* Environment variables to pass to Python. This can be accessed inside of | |
* Python at runtime via :py:data:`os.environ`. Certain environment variables change | |
* the way that Python loads: | |
* https://docs.python.org/3.10/using/cmdline.html#environment-variables | |
* Default: ``{}``. | |
* If ``env.HOME`` is undefined, it will be set to a default value of | |
* ``"/home/pyodide"`` | |
*/ | |
env?: { | |
[key: string]: string; | |
}; | |
/** | |
* A list of packages to load as Pyodide is initializing. | |
* | |
* This is the same as loading the packages with | |
* :js:func:`pyodide.loadPackage` after Pyodide is loaded except using the | |
* ``packages`` option is more efficient because the packages are downloaded | |
* while Pyodide bootstraps itself. | |
*/ | |
packages?: string[]; | |
/** | |
* Opt into the old behavior where :js:func:`PyProxy.toString() <pyodide.ffi.PyProxy.toString>` | |
* calls :py:func:`repr` and not :py:class:`str() <str>`. | |
* @deprecated | |
*/ | |
pyproxyToStringRepr?: boolean; | |
/** | |
* Make loop.run_until_complete() function correctly using stack switching | |
*/ | |
enableRunUntilComplete?: boolean; | |
/** | |
* @ignore | |
*/ | |
_node_mounts?: string[]; | |
/** | |
* @ignore | |
*/ | |
_makeSnapshot?: boolean; | |
/** | |
* @ignore | |
*/ | |
_loadSnapshot?: Uint8Array | ArrayBuffer | PromiseLike<Uint8Array | ArrayBuffer>; | |
}): Promise<PyodideInterface>; | |
export type {}; | |
export type {PackageData}; | |