Python telemetry (#223)

* initial work on telemetry

* moved tool operation const

* missing quotes

* working otel with samples

* updated readme and other assets

* added tests

* added tests

* small updates

* updated genaiattributes docs

* updated tests

* additional warning

* cleanup of tests

python/packages/main/tests/conftest.py

@@ -1,42 +0,0 @@
-# Copyright (c) Microsoft. All rights reserved.
-from typing import Any
-
-from pydantic import BaseModel
-from pytest import fixture
-
-from agent_framework import AITool, ChatMessage, ai_function
-
-
-@fixture(scope="function")
-def chat_history() -> list[ChatMessage]:
-    return []
-
-
-@fixture
-def ai_tool() -> AITool:
-    """Returns a generic AITool."""
-
-    class GenericTool(BaseModel):
-        name: str
-        description: str | None = None
-        additional_properties: dict[str, Any] | None = None
-
-        def parameters(self) -> dict[str, Any]:
-            """Return the parameters of the tool as a JSON schema."""
-            return {
-                "name": {"type": "string"},
-            }
-
-    return GenericTool(name="generic_tool", description="A generic tool")
-
-
-@fixture
-def ai_function_tool() -> AITool:
-    """Returns a executable AITool."""
-
-    @ai_function
-    def simple_function(x: int, y: int) -> int:
-        """A simple function that adds two numbers."""
-        return x + y
-
-    return simple_function