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agent-framework/python/samples/02-agents/observability/agent_observability.py
T
Copilot b05fc9e849 Python: Add load_dotenv() to samples for .env file support (#4043)
* Initial plan

* Add load_dotenv() to 303 Python samples for environment variable loading

Co-authored-by: TaoChenOSU <12570346+TaoChenOSU@users.noreply.github.com>

* Update SAMPLE_GUIDELINES.md to document load_dotenv() requirement

Co-authored-by: TaoChenOSU <12570346+TaoChenOSU@users.noreply.github.com>

* Update samples README.md to document .env file usage

Co-authored-by: TaoChenOSU <12570346+TaoChenOSU@users.noreply.github.com>

* Run ruff format on all changed sample files

Co-authored-by: TaoChenOSU <12570346+TaoChenOSU@users.noreply.github.com>

* Clarify load_dotenv() usage in README - local dev vs production

Co-authored-by: TaoChenOSU <12570346+TaoChenOSU@users.noreply.github.com>

* Remove deprecated getting_started folder as requested

Co-authored-by: TaoChenOSU <12570346+TaoChenOSU@users.noreply.github.com>

* Document env_file_path parameter for per-client configuration

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* Merge main branch to resolve conflicts

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* Fix run_evaluation.py file that was empty in merge commit

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* Remove dotnet changes from merge - out of scope for this PR

Co-authored-by: TaoChenOSU <12570346+TaoChenOSU@users.noreply.github.com>

* Remove package and test changes from merge - only sample changes needed

Co-authored-by: TaoChenOSU <12570346+TaoChenOSU@users.noreply.github.com>

* Remove test_func_utils.py - only sample changes needed

Co-authored-by: TaoChenOSU <12570346+TaoChenOSU@users.noreply.github.com>

* Revert sample files not in original changeset - keep only load_dotenv additions

Co-authored-by: TaoChenOSU <12570346+TaoChenOSU@users.noreply.github.com>

* Move load_dotenv() outside snippet tag in 06_host_your_agent.py

Co-authored-by: TaoChenOSU <12570346+TaoChenOSU@users.noreply.github.com>

* Fix comment placement - move load_dotenv before code comments

Co-authored-by: TaoChenOSU <12570346+TaoChenOSU@users.noreply.github.com>

* Fix load_dotenv() placement across all samples - after docstring, before code comments

Co-authored-by: TaoChenOSU <12570346+TaoChenOSU@users.noreply.github.com>

* Merge latest main branch with load_dotenv changes

Co-authored-by: TaoChenOSU <12570346+TaoChenOSU@users.noreply.github.com>

* Remove non-sample changes from merge - keep only load_dotenv additions

Co-authored-by: TaoChenOSU <12570346+TaoChenOSU@users.noreply.github.com>

* Revert non-load_dotenv sample changes from merge

Co-authored-by: TaoChenOSU <12570346+TaoChenOSU@users.noreply.github.com>

* Fix run_evaluation.py - use main's improved version (file already had load_dotenv)

Co-authored-by: TaoChenOSU <12570346+TaoChenOSU@users.noreply.github.com>

* Manual update

* Manual update 2

* Fix Role usage and load_dotenv placement per PR review feedback

Co-authored-by: eavanvalkenburg <13749212+eavanvalkenburg@users.noreply.github.com>

* Fix Role usage - use string literals not enum attributes

Co-authored-by: eavanvalkenburg <13749212+eavanvalkenburg@users.noreply.github.com>

* Fix SAMPLE_GUIDELINES.md example - load_dotenv before docstring per guidance

Co-authored-by: eavanvalkenburg <13749212+eavanvalkenburg@users.noreply.github.com>

* Move load_dotenv() before docstrings in all samples per SAMPLE_GUIDELINES ordering

Co-authored-by: eavanvalkenburg <13749212+eavanvalkenburg@users.noreply.github.com>

* Address PR review: rename files, fix placement, add session usage, remove note

Co-authored-by: eavanvalkenburg <13749212+eavanvalkenburg@users.noreply.github.com>

* Update Redis README to reference renamed file redis_history_provider.py

Co-authored-by: eavanvalkenburg <13749212+eavanvalkenburg@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: TaoChenOSU <12570346+TaoChenOSU@users.noreply.github.com>
Co-authored-by: Tao Chen <taochen@microsoft.com>
Co-authored-by: eavanvalkenburg <13749212+eavanvalkenburg@users.noreply.github.com>
Co-authored-by: Eduard van Valkenburg <eavanvalkenburg@users.noreply.github.com>
2026-02-19 10:55:13 +00:00

67 lines
2.5 KiB
Python

# Copyright (c) Microsoft. All rights reserved.
import asyncio
from random import randint
from typing import Annotated
from agent_framework import Agent, tool
from agent_framework.observability import configure_otel_providers, get_tracer
from agent_framework.openai import OpenAIChatClient
from dotenv import load_dotenv
from opentelemetry.trace import SpanKind
from opentelemetry.trace.span import format_trace_id
from pydantic import Field
# Load environment variables from .env file
load_dotenv()
"""
This sample shows how you can observe an agent in Agent Framework by using the
same observability setup function.
"""
# NOTE: approval_mode="never_require" is for sample brevity. Use "always_require" in production;
# See:
# samples/02-agents/tools/function_tool_with_approval.py
# samples/02-agents/tools/function_tool_with_approval_and_sessions.py.
@tool(approval_mode="never_require")
async def get_weather(
location: Annotated[str, Field(description="The location to get the weather for.")],
) -> str:
"""Get the weather for a given location."""
await asyncio.sleep(randint(0, 10) / 10.0) # Simulate a network call
conditions = ["sunny", "cloudy", "rainy", "stormy"]
return f"The weather in {location} is {conditions[randint(0, 3)]} with a high of {randint(10, 30)}°C."
async def main():
# calling `configure_otel_providers` will *enable* tracing and create the necessary tracing, logging
# and metrics providers based on environment variables.
# See the .env.example file for the available configuration options.
configure_otel_providers(enable_sensitive_data=True)
questions = ["What's the weather in Amsterdam?", "and in Paris, and which is better?", "Why is the sky blue?"]
with get_tracer().start_as_current_span("Scenario: Agent Chat", kind=SpanKind.CLIENT) as current_span:
print(f"Trace ID: {format_trace_id(current_span.get_span_context().trace_id)}")
agent = Agent(
client=OpenAIChatClient(),
tools=get_weather,
name="WeatherAgent",
instructions="You are a weather assistant.",
id="weather-agent",
)
session = agent.create_session()
for question in questions:
print(f"\nUser: {question}")
print(f"{agent.name}: ", end="")
async for update in agent.run(question, session=session, stream=True):
if update.text:
print(update.text, end="")
if __name__ == "__main__":
asyncio.run(main())