Add Interoperable protocol and implement tool import from multiple frameworks

.github/workflows/build.yml

@@ -69,14 +69,14 @@ jobs:
       - name: Install packages and dependencies
         run: |
           python -m pip install --upgrade pip wheel
-          pip install -e .[cosmosdb]
+          pip install -e .[test,cosmosdb,interop]
           python -c "import autogen"
           pip install pytest-cov>=5 mock
       - name: Install optional dependencies for code executors
         # code executors and udfs auto skip without deps, so only run for python 3.11
         if: matrix.python-version == '3.11'
         run: |
-          pip install -e ".[jupyter-executor,test]"
+          pip install -e ".[jupyter-executor]"
           python -m ipykernel install --user --name python3
       - name: Set AUTOGEN_USE_DOCKER based on OS
         shell: bash
@@ -97,11 +97,10 @@ jobs:
       - name: Coverage with Redis
         if: matrix.python-version == '3.10'
         run: |
-          pip install -e .[test,redis,websockets]
+          pip install -e .[redis,websockets]
           pytest test --ignore=test/agentchat/contrib --skip-openai --durations=10 --durations-min=1.0
       - name: Test with Cosmos DB
         run: |
-          pip install -e .[test,cosmosdb]
           pytest test/cache/test_cosmos_db_cache.py --skip-openai --durations=10 --durations-min=1.0
       - name: Upload coverage to Codecov
         if: matrix.python-version == '3.10'

.github/workflows/openai.yml

@@ -55,7 +55,7 @@ jobs:
         if: matrix.python-version == '3.9'
         run: |
           pip install docker
-          pip install -e .[redis]
+          pip install -e .[redis,interop]
       - name: Coverage
         if: matrix.python-version == '3.9'
         env:

=8

@@ -0,0 +1,6 @@
+Requirement already satisfied: pytest in ./.venv-3.9/lib/python3.9/site-packages (7.4.4)
+Requirement already satisfied: iniconfig in ./.venv-3.9/lib/python3.9/site-packages (from pytest) (2.0.0)
+Requirement already satisfied: packaging in ./.venv-3.9/lib/python3.9/site-packages (from pytest) (24.2)
+Requirement already satisfied: pluggy<2.0,>=0.12 in ./.venv-3.9/lib/python3.9/site-packages (from pytest) (1.5.0)
+Requirement already satisfied: exceptiongroup>=1.0.0rc8 in ./.venv-3.9/lib/python3.9/site-packages (from pytest) (1.2.2)
+Requirement already satisfied: tomli>=1.0.0 in ./.venv-3.9/lib/python3.9/site-packages (from pytest) (2.2.1)

autogen/agentchat/conversable_agent.py

@@ -2600,7 +2600,7 @@ def update_function_signature(self, func_sig: Union[str, Dict], is_remove: None)
 
         self.client = OpenAIWrapper(**self.llm_config)
 
-    def update_tool_signature(self, tool_sig: Union[str, Dict], is_remove: None):
+    def update_tool_signature(self, tool_sig: Union[str, Dict], is_remove: bool):
         """update a tool_signature in the LLM configuration for tool_call.
 
         Args:

autogen/coding/jupyter/embedded_ipython_code_executor.py

@@ -11,8 +11,10 @@
 import uuid
 from pathlib import Path
 from queue import Empty
-from typing import Any, ClassVar, List
+from typing import Any, List
 
+# this is needed for CI to work. The import of this file should fail if jupyter-kernel-gateway is not installed
+import jupyter_kernel_gateway
 from jupyter_client import KernelManager  # type: ignore[attr-defined]
 from jupyter_client.kernelspec import KernelSpecManager
 from pydantic import BaseModel, Field, field_validator

autogen/interop/__init__.py

@@ -0,0 +1,12 @@
+# Copyright (c) 2023 - 2024, Owners of https://github.com/ag2ai
+#
+# SPDX-License-Identifier: Apache-2.0
+
+from .crewai import CrewAIInteroperability
+from .interoperability import Interoperability
+from .interoperable import Interoperable
+from .langchain import LangChainInteroperability
+from .pydantic_ai import PydanticAIInteroperability
+from .registry import register_interoperable_class
+
+__all__ = ["Interoperability", "Interoperable", "register_interoperable_class"]

autogen/interop/crewai/__init__.py

@@ -0,0 +1,7 @@
+# Copyright (c) 2023 - 2024, Owners of https://github.com/ag2ai
+#
+# SPDX-License-Identifier: Apache-2.0
+
+from .crewai import CrewAIInteroperability
+
+__all__ = ["CrewAIInteroperability"]

autogen/interop/crewai/crewai.py

@@ -0,0 +1,83 @@
+# Copyright (c) 2023 - 2024, Owners of https://github.com/ag2ai
+#
+# SPDX-License-Identifier: Apache-2.0
+
+import re
+import sys
+from typing import Any, Optional
+
+from ...tools import Tool
+from ..registry import register_interoperable_class
+
+__all__ = ["CrewAIInteroperability"]
+
+
+def _sanitize_name(s: str) -> str:
+    return re.sub(r"\W|^(?=\d)", "_", s)
+
+
+@register_interoperable_class("crewai")
+class CrewAIInteroperability:
+    """
+    A class implementing the `Interoperable` protocol for converting CrewAI tools
+    to a general `Tool` format.
+
+    This class takes a `CrewAITool` and converts it into a standard `Tool` object.
+    """
+
+    @classmethod
+    def convert_tool(cls, tool: Any, **kwargs: Any) -> Tool:
+        """
+        Converts a given CrewAI tool into a general `Tool` format.
+
+        This method ensures that the provided tool is a valid `CrewAITool`, sanitizes
+        the tool's name, processes its description, and prepares a function to interact
+        with the tool's arguments. It then returns a standardized `Tool` object.
+
+        Args:
+            tool (Any): The tool to convert, expected to be an instance of `CrewAITool`.
+            **kwargs (Any): Additional arguments, which are not supported by this method.
+
+        Returns:
+            Tool: A standardized `Tool` object converted from the CrewAI tool.
+
+        Raises:
+            ValueError: If the provided tool is not an instance of `CrewAITool`, or if
+                        any additional arguments are passed.
+        """
+        from crewai.tools import BaseTool as CrewAITool
+
+        if not isinstance(tool, CrewAITool):
+            raise ValueError(f"Expected an instance of `crewai.tools.BaseTool`, got {type(tool)}")
+        if kwargs:
+            raise ValueError(f"The CrewAIInteroperability does not support any additional arguments, got {kwargs}")
+
+        # needed for type checking
+        crewai_tool: CrewAITool = tool  # type: ignore[no-any-unimported]
+
+        name = _sanitize_name(crewai_tool.name)
+        description = (
+            crewai_tool.description.split("Tool Description: ")[-1]
+            + " (IMPORTANT: When using arguments, put them all in an `args` dictionary)"
+        )
+
+        def func(args: crewai_tool.args_schema) -> Any:  # type: ignore[no-any-unimported]
+            return crewai_tool.run(**args.model_dump())
+
+        return Tool(
+            name=name,
+            description=description,
+            func=func,
+        )
+
+    @classmethod
+    def get_unsupported_reason(cls) -> Optional[str]:
+        if sys.version_info < (3, 10) or sys.version_info >= (3, 13):
+            return "This submodule is only supported for Python versions 3.10, 3.11, and 3.12"
+
+        try:
+            import crewai.tools
+        except ImportError:
+            return "Please install `interop-crewai` extra to use this module:\n\n\tpip install ag2[interop-crewai]"
+
+        return None

autogen/interop/interoperability.py

@@ -0,0 +1,73 @@
+# Copyright (c) 2023 - 2024, Owners of https://github.com/ag2ai
+#
+# SPDX-License-Identifier: Apache-2.0
+from typing import Any, Dict, List, Type
+
+from ..tools import Tool
+from .interoperable import Interoperable
+from .registry import InteroperableRegistry
+
+__all__ = ["Interoperable"]
+
+
+class Interoperability:
+    """
+    A class to handle interoperability between different tool types.
+
+    This class allows the conversion of tools to various interoperability classes and provides functionality
+    for retrieving and registering interoperability classes.
+    """
+
+    registry = InteroperableRegistry.get_instance()
+
+    @classmethod
+    def convert_tool(cls, *, tool: Any, type: str, **kwargs: Any) -> Tool:
+        """
+        Converts a given tool to an instance of a specified interoperability type.
+
+        Args:
+            tool (Any): The tool object to be converted.
+            type (str): The type of interoperability to convert the tool to.
+            **kwargs (Any): Additional arguments to be passed during conversion.
+
+        Returns:
+            Tool: The converted tool.
+
+        Raises:
+            ValueError: If the interoperability class for the provided type is not found.
+        """
+        interop = cls.get_interoperability_class(type)
+        return interop.convert_tool(tool, **kwargs)
+
+    @classmethod
+    def get_interoperability_class(cls, type: str) -> Type[Interoperable]:
+        """
+        Retrieves the interoperability class corresponding to the specified type.
+
+        Args:
+            type (str): The type of the interoperability class to retrieve.
+
+        Returns:
+            Type[Interoperable]: The interoperability class type.
+
+        Raises:
+            ValueError: If no interoperability class is found for the provided type.
+        """
+        supported_types = cls.registry.get_supported_types()
+        if type not in supported_types:
+            supported_types_formated = ", ".join(["'t'" for t in supported_types])
+            raise ValueError(
+                f"Interoperability class {type} is not supported, supported types: {supported_types_formated}"
+            )
+
+        return cls.registry.get_class(type)
+
+    @classmethod
+    def get_supported_types(cls) -> List[str]:
+        """
+        Returns a sorted list of all supported interoperability types.
+
+        Returns:
+            List[str]: A sorted list of strings representing the supported interoperability types.
+        """
+        return sorted(cls.registry.get_supported_types())

autogen/interop/interoperable.py

@@ -0,0 +1,46 @@
+# Copyright (c) 2023 - 2024, Owners of https://github.com/ag2ai
+#
+# SPDX-License-Identifier: Apache-2.0
+
+from typing import Any, Optional, Protocol, runtime_checkable
+
+from ..tools import Tool
+
+__all__ = ["Interoperable"]
+
+
+@runtime_checkable
+class Interoperable(Protocol):
+    """
+    A Protocol defining the interoperability interface for tool conversion.
+
+    This protocol ensures that any class implementing it provides the method
+    `convert_tool` to convert a given tool into a desired format or type.
+    """
+
+    @classmethod
+    def convert_tool(cls, tool: Any, **kwargs: Any) -> Tool:
+        """
+        Converts a given tool to a desired format or type.
+
+        This method should be implemented by any class adhering to the `Interoperable` protocol.
+
+        Args:
+            tool (Any): The tool object to be converted.
+            **kwargs (Any): Additional parameters to pass during the conversion process.
+
+        Returns:
+            Tool: The converted tool in the desired format or type.
+        """
+        ...
+
+    @classmethod
+    def get_unsupported_reason(cls) -> Optional[str]:
+        """Returns the reason for the tool being unsupported.
+
+        This method should be implemented by any class adhering to the `Interoperable` protocol.
+
+        Returns:
+            str: The reason for the interoperability class being unsupported.
+        """
+        ...

autogen/interop/langchain/__init__.py

@@ -0,0 +1,7 @@
+# Copyright (c) 2023 - 2024, Owners of https://github.com/ag2ai
+#
+# SPDX-License-Identifier: Apache-2.0
+
+from .langchain import LangChainInteroperability
+
+__all__ = ["LangChainInteroperability"]

autogen/interop/langchain/langchain.py

@@ -0,0 +1,76 @@
+# Copyright (c) 2023 - 2024, Owners of https://github.com/ag2ai
+#
+# SPDX-License-Identifier: Apache-2.0
+
+import sys
+from typing import Any, Optional
+
+from ...tools import Tool
+from ..registry import register_interoperable_class
+
+__all__ = ["LangChainInteroperability"]
+
+
+@register_interoperable_class("langchain")
+class LangChainInteroperability:
+    """
+    A class implementing the `Interoperable` protocol for converting Langchain tools
+    into a general `Tool` format.
+
+    This class takes a `LangchainTool` and converts it into a standard `Tool` object,
+    ensuring compatibility between Langchain tools and other systems that expect
+    the `Tool` format.
+    """
+
+    @classmethod
+    def convert_tool(cls, tool: Any, **kwargs: Any) -> Tool:
+        """
+        Converts a given Langchain tool into a general `Tool` format.
+
+        This method verifies that the provided tool is a valid `LangchainTool`,
+        processes the tool's input and description, and returns a standardized
+        `Tool` object.
+
+        Args:
+            tool (Any): The tool to convert, expected to be an instance of `LangchainTool`.
+            **kwargs (Any): Additional arguments, which are not supported by this method.
+
+        Returns:
+            Tool: A standardized `Tool` object converted from the Langchain tool.
+
+        Raises:
+            ValueError: If the provided tool is not an instance of `LangchainTool`, or if
+                        any additional arguments are passed.
+        """
+        from langchain_core.tools import BaseTool as LangchainTool
+
+        if not isinstance(tool, LangchainTool):
+            raise ValueError(f"Expected an instance of `langchain_core.tools.BaseTool`, got {type(tool)}")
+        if kwargs:
+            raise ValueError(f"The LangchainInteroperability does not support any additional arguments, got {kwargs}")
+
+        # needed for type checking
+        langchain_tool: LangchainTool = tool  # type: ignore
+
+        def func(tool_input: langchain_tool.args_schema) -> Any:  # type: ignore
+            return langchain_tool.run(tool_input.model_dump())
+
+        return Tool(
+            name=langchain_tool.name,
+            description=langchain_tool.description,
+            func=func,
+        )
+
+    @classmethod
+    def get_unsupported_reason(cls) -> Optional[str]:
+        if sys.version_info < (3, 9):
+            return "This submodule is only supported for Python versions 3.9 and above"
+
+        try:
+            import langchain_core.tools
+        except ImportError:
+            return (
+                "Please install `interop-langchain` extra to use this module:\n\n\tpip install ag2[interop-langchain]"
+            )
+
+        return None

autogen/interop/pydantic_ai/__init__.py

@@ -0,0 +1,7 @@
+# Copyright (c) 2023 - 2024, Owners of https://github.com/ag2ai
+#
+# SPDX-License-Identifier: Apache-2.0
+
+from .pydantic_ai import PydanticAIInteroperability
+
+__all__ = ["PydanticAIInteroperability"]