import os
import re
import base64
from typing import Dict, List, Optional, Tuple
import gradio as gr
import sambanova_gradio
from sambanova_gradio import get_fn
import modelscope_studio.components.base as ms
import modelscope_studio.components.legacy as legacy
import modelscope_studio.components.antd as antd
from config import DEMO_LIST, SystemPrompt
YOUR_API_TOKEN = os.getenv('SAMBANOVA_API_KEY')
History = List[Tuple[str, str]]
Messages = List[Dict[str, str]]
def history_to_messages(history: History, system: str) -> Messages:
messages = [{'role': 'system', 'content': system}]
for h in history:
messages.append({'role': 'user', 'content': h[0]})
messages.append({'role': 'assistant', 'content': h[1]})
return messages
def messages_to_history(messages: Messages) -> History:
assert messages[0]['role'] == 'system'
history = []
for q, r in zip(messages[1::2], messages[2::2]):
history.append([q['content'], r['content']])
return history
def remove_code_block(text):
pattern = r'```html\n(.+?)\n```'
match = re.search(pattern, text, re.DOTALL)
if match:
return match.group(1).strip()
else:
return text.strip()
def history_render(history: History):
return gr.update(open=True), history
def clear_history():
return []
def send_to_sandbox(code):
encoded_html = base64.b64encode(code.encode('utf-8')).decode('utf-8')
data_uri = f"data:text/html;charset=utf-8;base64,{encoded_html}"
return f""
def demo_card_click(e: gr.EventData):
index = e._data['component']['index']
return DEMO_LIST[index]['description']
with gr.Blocks(css_paths="app.css") as demo:
history_state = gr.State([])
setting = gr.State({
"system": SystemPrompt,
})
with ms.Application() as app:
with antd.ConfigProvider():
with antd.Row(gutter=[32, 12]) as layout:
with antd.Col(span=24, md=8):
with antd.Flex(vertical=True, gap="middle", wrap=True):
header = gr.HTML("""
Qwen2.5-Coder-32B with SambaNova Cloud API
""")
input = antd.InputTextarea(
size="large", allow_clear=True, placeholder="Please enter what kind of application you want")
btn = antd.Button("send", type="primary", size="large")
clear_btn = antd.Button("clear history", type="default", size="large")
antd.Divider("examples")
with antd.Flex(gap="small", wrap=True):
with ms.Each(DEMO_LIST):
with antd.Card(hoverable=True, as_item="card") as demoCard:
antd.CardMeta()
demoCard.click(demo_card_click, outputs=[input])
antd.Divider("setting")
with antd.Flex(gap="small", wrap=True):
settingPromptBtn = antd.Button(
"⚙️ set system Prompt", type="default")
codeBtn = antd.Button("🧑💻 view code", type="default")
historyBtn = antd.Button("📜 history", type="default")
with antd.Modal(open=False, title="set system Prompt", width="800px") as system_prompt_modal:
systemPromptInput = antd.InputTextarea(
SystemPrompt, auto_size=True)
settingPromptBtn.click(lambda: gr.update(
open=True), inputs=[], outputs=[system_prompt_modal])
system_prompt_modal.ok(lambda input: ({"system": input}, gr.update(
open=False)), inputs=[systemPromptInput], outputs=[setting, system_prompt_modal])
system_prompt_modal.cancel(lambda: gr.update(
open=False), outputs=[system_prompt_modal])
with antd.Drawer(open=False, title="code", placement="left", width="750px") as code_drawer:
code_output = legacy.Markdown()
codeBtn.click(lambda: gr.update(open=True),
inputs=[], outputs=[code_drawer])
code_drawer.close(lambda: gr.update(
open=False), inputs=[], outputs=[code_drawer])
with antd.Drawer(open=False, title="history", placement="left", width="900px") as history_drawer:
history_output = legacy.Chatbot(show_label=False, flushing=False, height=960, elem_classes="history_chatbot")
historyBtn.click(history_render, inputs=[history_state], outputs=[history_drawer, history_output])
history_drawer.close(lambda: gr.update(
open=False), inputs=[], outputs=[history_drawer])
with antd.Col(span=24, md=16):
with ms.Div(elem_classes="right_panel"):
gr.HTML('')
with antd.Tabs(active_key="empty", render_tab_bar="() => null") as state_tab:
with antd.Tabs.Item(key="empty"):
empty = antd.Empty(description="empty input", elem_classes="right_content")
with antd.Tabs.Item(key="loading"):
loading = antd.Spin(True, tip="coding...", size="large", elem_classes="right_content")
with antd.Tabs.Item(key="render"):
sandbox = gr.HTML(elem_classes="html_content")
def generation_code(query: Optional[str], _setting: Dict[str, str], _history: Optional[History]):
if query is None:
query = ''
if _history is None:
_history = []
# Prepare the preprocess and postprocess functions
def preprocess(message, history):
messages = [{'role': 'system', 'content': _setting['system']}]
for user_msg, assistant_msg in history:
messages.append({'role': 'user', 'content': user_msg})
messages.append({'role': 'assistant', 'content': assistant_msg})
messages.append({'role': 'user', 'content': message})
return {'messages': messages}
def postprocess(response_text):
return response_text
# Get the model from sambanova_gradio
fn = get_fn(
model_name='Qwen2.5-Coder-32B-Instruct',
preprocess=preprocess,
postprocess=postprocess,
api_key=YOUR_API_TOKEN
)
response_text = ''
assistant_response = ''
local_history = _history.copy()
for content in fn(query, local_history):
response_text = content
# Update code_output
yield {
code_output: response_text,
state_tab: gr.update(active_key="loading"),
code_drawer: gr.update(open=True),
}
assistant_response = response_text
local_history.append([query, assistant_response])
code = remove_code_block(assistant_response)
yield {
code_output: assistant_response,
history_state: local_history,
sandbox: send_to_sandbox(code),
state_tab: gr.update(active_key="render"),
code_drawer: gr.update(open=False),
}
btn.click(generation_code,
inputs=[input, setting, history_state],
outputs=[code_output, history_state, sandbox, state_tab, code_drawer])
clear_btn.click(clear_history, inputs=[], outputs=[history_state])
if __name__ == "__main__":
demo.queue(default_concurrency_limit=20).launch(ssr_mode=False)