Load dotenv in OpenAI Agents examples

Author: nagkumar91

instrumentation-genai/opentelemetry-instrumentation-openai-agents/examples/manual/README.rst

@@ -33,5 +33,9 @@ are applied:
 
     dotenv run -- python main.py
 
+The script automatically loads environment variables from ``.env`` so running
+``python main.py`` directly also works if the shell already has the required
+values exported.
+
 You should see the agent response printed to the console while spans export to
 your configured observability backend.

instrumentation-genai/opentelemetry-instrumentation-openai-agents/examples/manual/main.py

@@ -4,6 +4,7 @@
 from __future__ import annotations
 
 from agents import Agent, Runner, function_tool
+from dotenv import load_dotenv
 
 from opentelemetry import trace
 from opentelemetry.exporter.otlp.proto.grpc.trace_exporter import (
@@ -55,6 +56,7 @@ def run_agent() -> None:
 
 
 def main() -> None:
+    load_dotenv()
     configure_otel()
     run_agent()
 

instrumentation-genai/opentelemetry-instrumentation-openai-agents/examples/manual/requirements.txt

@@ -1,4 +1,5 @@
 openai-agents~=0.3.3
+python-dotenv~=1.0
 
 opentelemetry-sdk~=1.36.0
 opentelemetry-exporter-otlp-proto-grpc~=1.36.0

instrumentation-genai/opentelemetry-instrumentation-openai-agents/examples/zero-code/README.rst

@@ -33,5 +33,8 @@ instrumentation is activated automatically:
 
     dotenv run -- opentelemetry-instrument python main.py
 
+Because ``main.py`` invokes ``load_dotenv``, running ``python main.py`` directly
+also works when the required environment variables are already exported.
+
 You should see the agent response printed to the console while spans export to
 your observability backend.

instrumentation-genai/opentelemetry-instrumentation-openai-agents/examples/zero-code/main.py

@@ -3,6 +3,7 @@
 from __future__ import annotations
 
 from agents import Agent, Runner, function_tool
+from dotenv import load_dotenv
 
 
 @function_tool
@@ -32,6 +33,7 @@ def run_agent() -> None:
 
 
 def main() -> None:
+    load_dotenv()
     run_agent()
 
 

instrumentation-genai/opentelemetry-instrumentation-openai-agents/examples/zero-code/requirements.txt

@@ -1,4 +1,5 @@
 openai-agents~=0.3.3
+python-dotenv~=1.0
 
 opentelemetry-sdk~=1.36.0
 opentelemetry-exporter-otlp-proto-grpc~=1.36.0