requirements.txt migration

Author: Iwaniukooo11

samples/python/agents/helloworld/README.md

@@ -13,24 +13,34 @@ The sample codebase is structured around three core components.
 ## Prerequisites
 
 - **Python**: Version 3.10 or higher.
-- **Package Manager**: Install [uv](https://github.com/astral-sh/uv) for dependency management and execution.
 
 ## Quick Start
 
-1. **Start the Server**
+1. **Set up a Virtual Environment and Install Dependencies**
+
+   Create and activate a virtual environment, then install the required packages:
+
+   ```bash
+   python -m venv .venv
+   source .venv/bin/activate
+   pip install -r requirements.txt
+   ```
+
+2. **Start the Server**
 
    Run the A2A agent server locally on port `9999`:
 
    ```bash
-   uv run .
+   python __main__.py
    ```
 
-2. **Run the Test Client**
+3. **Run the Test Client**
 
-   In a separate terminal, execute the test client to verify communication with the agent:
+   In a separate terminal, activate the virtual environment and execute the test client to verify communication with the agent:
 
    ```bash
-   uv run test_client.py
+   source .venv/bin/activate
+   python test_client.py
    ```
 
    **Expected Output Snippet**:

samples/python/agents/helloworld/pyproject.toml

@@ -9,6 +9,7 @@ dependencies = [
     "dotenv>=0.9.9",
     "httpx>=0.28.1",
     "pydantic>=2.11.4",
+    "pytest>=8.0.0",
     "python-dotenv>=1.1.0",
     "sse-starlette>=2.3.5",
     "starlette>=0.46.2",

samples/python/agents/helloworld/requirements.txt

@@ -0,0 +1,108 @@
+# This file was autogenerated by uv via the following command:
+#    uv pip compile pyproject.toml -o requirements.txt
+a2a-sdk==1.1.0
+    # via helloworld (pyproject.toml)
+annotated-types==0.7.0
+    # via pydantic
+anyio==4.14.0
+    # via
+    #   httpx
+    #   sse-starlette
+    #   starlette
+certifi==2026.6.17
+    # via
+    #   httpcore
+    #   httpx
+    #   requests
+cffi==2.0.0
+    # via cryptography
+charset-normalizer==3.4.7
+    # via requests
+click==8.4.1
+    # via uvicorn
+cryptography==49.0.0
+    # via google-auth
+dotenv==0.9.9
+    # via helloworld (pyproject.toml)
+google-api-core==2.31.0
+    # via a2a-sdk
+google-auth==2.55.0
+    # via google-api-core
+googleapis-common-protos==1.75.0
+    # via
+    #   a2a-sdk
+    #   google-api-core
+h11==0.16.0
+    # via
+    #   httpcore
+    #   uvicorn
+httpcore==1.0.9
+    # via httpx
+httpx==0.28.1
+    # via
+    #   helloworld (pyproject.toml)
+    #   a2a-sdk
+httpx-sse==0.4.3
+    # via a2a-sdk
+idna==3.18
+    # via
+    #   anyio
+    #   httpx
+    #   requests
+iniconfig==2.3.0
+    # via pytest
+json-rpc==1.15.0
+    # via a2a-sdk
+packaging==26.2
+    # via
+    #   a2a-sdk
+    #   pytest
+pluggy==1.6.0
+    # via pytest
+proto-plus==1.28.0
+    # via google-api-core
+protobuf==6.33.6
+    # via
+    #   a2a-sdk
+    #   google-api-core
+    #   googleapis-common-protos
+    #   proto-plus
+pyasn1==0.6.3
+    # via pyasn1-modules
+pyasn1-modules==0.4.2
+    # via google-auth
+pycparser==3.0
+    # via cffi
+pydantic==2.13.4
+    # via
+    #   helloworld (pyproject.toml)
+    #   a2a-sdk
+pydantic-core==2.46.4
+    # via pydantic
+pygments==2.20.0
+    # via pytest
+pytest==9.1.1
+    # via helloworld (pyproject.toml)
+python-dotenv==1.2.2
+    # via
+    #   helloworld (pyproject.toml)
+    #   dotenv
+requests==2.34.2
+    # via google-api-core
+sse-starlette==3.4.4
+    # via helloworld (pyproject.toml)
+starlette==1.3.1
+    # via
+    #   helloworld (pyproject.toml)
+    #   sse-starlette
+typing-extensions==4.15.0
+    # via
+    #   pydantic
+    #   pydantic-core
+    #   typing-inspection
+typing-inspection==0.4.2
+    # via pydantic
+urllib3==2.7.0
+    # via requests
+uvicorn==0.49.0
+    # via helloworld (pyproject.toml)