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https://github.com/open-webui/open-webui
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refac
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@ -369,22 +369,22 @@ async def chat_completion_filter_functions_handler(body, model, extra_params):
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return body, {}
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def get_tool_with_custom_params(
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tool: Callable, custom_params: dict
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def apply_extra_params_to_tool_function(
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function: Callable, custom_params: dict
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) -> Callable[..., Awaitable]:
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sig = inspect.signature(tool)
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sig = inspect.signature(function)
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extra_params = {
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key: value for key, value in custom_params.items() if key in sig.parameters
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}
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is_coroutine = inspect.iscoroutinefunction(tool)
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is_coroutine = inspect.iscoroutinefunction(function)
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async def new_tool(**kwargs):
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async def new_function(**kwargs):
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extra_kwargs = kwargs | extra_params
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if is_coroutine:
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return await tool(**extra_kwargs)
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return tool(**extra_kwargs)
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return await function(**extra_kwargs)
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return function(**extra_kwargs)
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return new_tool
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return new_function
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# Mutation on extra_params
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@ -403,6 +403,7 @@ def get_tools(
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webui_app.state.TOOLS[tool_id] = module
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extra_params["__id__"] = tool_id
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has_citation = hasattr(module, "citation") and module.citation
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handles_files = hasattr(module, "file_handler") and module.file_handler
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@ -420,11 +421,12 @@ def get_tools(
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for val in spec.get("parameters", {}).get("properties", {}).values():
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if val["type"] == "str":
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val["type"] = "string"
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name = spec["name"]
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callable = getattr(module, name)
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function_name = spec["name"]
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# convert to function that takes only model params and inserts custom params
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custom_callable = get_tool_with_custom_params(callable, extra_params)
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callable = apply_extra_params_to_tool_function(
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getattr(module, function_name), extra_params
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)
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# TODO: This needs to be a pydantic model
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tool_dict = {
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@ -432,16 +434,16 @@ def get_tools(
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"citation": has_citation,
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"file_handler": handles_files,
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"toolkit_id": tool_id,
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"callable": custom_callable,
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"callable": callable,
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}
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# TODO: if collision, prepend toolkit name
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if name in tools:
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log.warning(f"Tool {name} already exists in another toolkit!")
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log.warning(f"Collision between {toolkit} and {tool_id}.")
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log.warning(f"Discarding {toolkit}.{name}")
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else:
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tools[name] = tool_dict
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# TODO: if collision, prepend toolkit name
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if function_name in tools:
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log.warning(f"Tool {function_name} already exists in another toolkit!")
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log.warning(f"Collision between {toolkit} and {tool_id}.")
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log.warning(f"Discarding {toolkit}.{function_name}")
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else:
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tools[function_name] = tool_dict
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return tools
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@ -487,8 +489,12 @@ async def chat_completion_tools_handler(
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specs = [tool["spec"] for tool in tools.values()]
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tools_specs = json.dumps(specs)
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content = tool_calling_generation_template(app.state.config.TOOLS_FUNCTION_CALLING_PROMPT_TEMPLATE, tools_specs)
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payload = get_tools_function_calling_payload(body["messages"], task_model_id, content)
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content = tool_calling_generation_template(
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app.state.config.TOOLS_FUNCTION_CALLING_PROMPT_TEMPLATE, tools_specs
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)
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payload = get_tools_function_calling_payload(
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body["messages"], task_model_id, content
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)
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try:
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payload = filter_pipeline(payload, user)
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@ -501,7 +507,6 @@ async def chat_completion_tools_handler(
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content = await get_content_from_response(response)
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log.debug(f"{content=}")
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if content is None:
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return body, {}
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@ -512,7 +517,7 @@ async def chat_completion_tools_handler(
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tool_params = result.get("parameters", {})
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toolkit_id = tools[tool_name]["toolkit_id"]
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try:
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tool_output = await tools[tool_name]["callable"](**tool_params)
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except Exception as e:
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