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| import gplace | |
| from typing import TypedDict, Optional | |
| class NearbySearchInput(TypedDict): | |
| keyword: str | |
| location_name: str | |
| radius: int | |
| place_type: Optional[str] | |
| # %% | |
| def find_place_from_text(location:str): | |
| """Finds a place and related data from the query text""" | |
| result = gplace.find_place_from_text(location) | |
| r = result['candidates'][0] | |
| return f""" | |
| address: {r['formatted_address']}\n | |
| location: {r['geometry']['location']}\n | |
| name: {r['name']}\n | |
| opening hours: {r['opening_hours']}\n | |
| rating: {r['rating']}\n | |
| """ | |
| # def nearby_search(keyword:str, location:str, radius=2000, place_type=None): | |
| # """Searches for many places nearby the location based on a keyword. using keyword like \"coffee shop\", \"restaurants\". radius is the range to search from the location""" | |
| # location = gplace.find_location(location, radius=radius) | |
| # result = gplace.nearby_search(keyword, location, radius) | |
| # strout = "" | |
| # for r in result: | |
| # strout = strout + f""" | |
| # address: {r['vicinity']}\n | |
| # location: {r['geometry']['location']}\n | |
| # name: {r['name']}\n | |
| # opening hours: {r['opening_hours']}\n | |
| # rating: {r['rating']}\n | |
| # plus code: {r['plus_code']['global_code']}\n\n | |
| # """ | |
| # return strout | |
| def nearby_search(input_dict: NearbySearchInput): | |
| """Searches for many places nearby the location based on a keyword. using keyword like \"coffee shop\", \"restaurants\". radius is the range to search from the location.""" | |
| keyword = input_dict['keyword'] | |
| location = input_dict['location_name'] | |
| radius = input_dict.get('radius', 2000) | |
| place_type = input_dict.get('place_type', None) | |
| # Call the internal function to find location | |
| location_coords = gplace.find_location(location, radius=radius) | |
| result = gplace.nearby_search(keyword, location_coords, radius) | |
| strout = "" | |
| for r in result: | |
| # Use .get() to handle missing keys | |
| address = r.get('vicinity', 'N/A') | |
| location_info = r.get('geometry', {}).get('location', 'N/A') | |
| name = r.get('name', 'N/A') | |
| opening_hours = r.get('opening_hours', 'N/A') | |
| rating = r.get('rating', 'N/A') | |
| plus_code = r.get('plus_code', {}).get('global_code', 'N/A') | |
| strout += f""" | |
| address: {address}\n | |
| location: {location_info}\n | |
| name: {name}\n | |
| opening hours: {opening_hours}\n | |
| rating: {rating}\n | |
| plus code: {plus_code}\n\n | |
| """ | |
| return strout | |
| # %% | |
| # gplace_tools.py | |
| from langgraph.prebuilt import ToolNode | |
| from langchain_core.tools import tool | |
| find_place_from_text = tool(find_place_from_text) | |
| nearby_search = tool(nearby_search) | |
| tools = [find_place_from_text, nearby_search] | |
| # Create ToolNodes for each tool | |
| tool_node = ToolNode(tools) | |