Separate example codes from README and add OpenAI, Claude, MCP examples by Copilot · Pull Request #23 · comfuture/function-schema

Copilot · 2025-06-03T03:52:21Z

This PR addresses the need to organize example code better and provide comprehensive examples for different AI platforms.

Changes Made

📁 New Examples Directory

Created a dedicated examples/ directory with:

basic_usage.py - Core features and function definition patterns
openai_example.py - OpenAI Assistant API and Chat Completion examples
claude_example.py - Anthropic Claude tool calling examples
mcp_example.py - Model Context Protocol integration examples
cli_example.py - Command-line interface usage examples
README.md - Documentation for all examples

📝 Updated README

Removed lengthy inline code examples (164 lines removed, 32 lines added)
Added concise quick start section
Included references to comprehensive examples in the examples/ directory
Maintained key feature highlights while directing users to detailed examples

🧪 Added Tests

Created test/test_examples.py to validate example syntax and functionality
Ensures all examples remain valid Python code and can generate schemas correctly

🆕 New Platform Support

MCP (Model Context Protocol) - Added comprehensive example showing how to create MCP-compatible tool definitions and server manifests
Enhanced OpenAI examples - Added both Assistant API and Chat Completion patterns
Enhanced Claude examples - Added multi-turn conversation patterns

Example Usage

# Run any example
python examples/basic_usage.py
python examples/openai_example.py

# Test CLI functionality  
function_schema examples/cli_example.py get_weather | jq
function_schema examples/cli_example.py get_weather claude

All existing functionality remains unchanged - this is purely an organizational improvement with additional examples.

Fixes #22.

💡 You can make Copilot smarter by setting up custom instructions, customizing its development environment and configuring Model Context Protocol (MCP) servers. Learn more Copilot coding agent tips in the docs.

Co-authored-by: comfuture <151300+comfuture@users.noreply.github.com>

comfuture

It's better to leave the most basic usage instructions in the readme.
It is not desirable to print the entire code in the usage of example code.

comfuture · 2025-06-03T04:02:33Z

README.md

-```
-
-Please refer to the [Claude tool use](https://docs.anthropic.com/claude/docs/tool-use) documentation for more information.
+See the [examples directory](./examples/) for comprehensive usage examples with different AI platforms:


It's better to leave the most basic usage instructions in the readme.

Added basic usage instructions back to the README. The main usage section now shows the complete flow from function definition to schema generation with example output, addressing the feedback to keep essential instructions in the README itself. Commit 482f667.

… organization Co-authored-by: comfuture <151300+comfuture@users.noreply.github.com>

Copilot · 2025-06-03T04:16:57Z

It's better to leave the most basic usage instructions in the readme.

It is not desirable to print the entire code in the usage of example code.

Restored basic usage instructions to the README as requested. The README now includes the essential function definition example, schema generation steps, JSON output, and key features like enum/Literal usage - all inline. References to comprehensive examples in the examples/ directory are now positioned as supplementary material. Fixed in commit 482f667.

comfuture · 2025-06-03T04:49:22Z

test fails on python 3.9
it should be reviewed and fixed

Co-authored-by: comfuture <151300+comfuture@users.noreply.github.com>

Copilot · 2025-06-03T04:54:51Z

test fails on python 3.9
it should be reviewed and fixed

Fixed Python 3.9 compatibility issues in the tests. The problems were: 1) missing pytest import causing NameError in test failures, 2) incomplete module import testing, and 3) missing typing-extensions dependency for Python < 3.11. All tests now properly validate example syntax and imports. Commit d345923.

comfuture · 2025-06-03T05:24:39Z

Please refer to the failure stack trace:

=================================== FAILURES ===================================
__________________________ test_cli_example_functions __________________________

    def test_cli_example_functions():
        """Test that CLI example can generate schemas for its functions."""
        import subprocess
        import json
    
        # Test basic function schema generation
        result = subprocess.run([
            sys.executable, "-m", "function_schema.cli",
            "examples/cli_example.py", "get_weather"
        ], capture_output=True, text=True, cwd=Path(__file__).parent.parent)
    
>       assert result.returncode == 0, f"CLI failed: {result.stderr}"
E       AssertionError: CLI failed: Traceback (most recent call last):
E           File "/opt/hostedtoolcache/Python/3.9.22/x64/lib/python3.9/runpy.py", line 197, in _run_module_as_main
E             return _run_code(code, main_globals, None,
E           File "/opt/hostedtoolcache/Python/3.9.22/x64/lib/python3.9/runpy.py", line 87, in _run_code
E             exec(code, run_globals)
E           File "/home/runner/work/function-schema/function-schema/function_schema/cli.py", line [44](https://github.com/comfuture/function-schema/actions/runs/15408827562/job/43356855948#step:6:45), in <module>
E             main()
E           File "/home/runner/work/function-schema/function-schema/function_schema/cli.py", line 35, in main
E             print(json.dumps(get_function_schema(func, format), indent=2))
E           File "/home/runner/work/function-schema/function-schema/function_schema/core.py", line 1[49](https://github.com/comfuture/function-schema/actions/runs/15408827562/job/43356855948#step:6:50), in get_function_schema
E             and not isinstance(None, T)
E           File "/opt/hostedtoolcache/Python/3.9.22/x64/lib/python3.9/typing.py", line 720, in __instancecheck__
E             return self.__subclasscheck__(type(obj))
E           File "/opt/hostedtoolcache/Python/3.9.22/x64/lib/python3.9/typing.py", line 723, in __subclasscheck__
E             raise TypeError("Subscripted generics cannot be used with"
E         TypeError: Subscripted generics cannot be used with class and instance checks
E         
E       assert 1 == 0
E        +  where 1 = CompletedProcess(args=['/home/runner/work/function-schema/function-schema/.venv/bin/python', '-m', 'function_schema.cli', 'examples/cli_example.py', 'get_weather'], returncode=1, stdout='', stderr='Traceback (most recent call last):\n  File "/opt/hostedtoolcache/Python/3.9.22/x[64](https://github.com/comfuture/function-schema/actions/runs/15408827562/job/43356855948#step:6:65)/lib/python3.9/runpy.py", line 197, in _run_module_as_main\n    return _run_code(code, main_globals, None,\n  File "/opt/hostedtoolcache/Python/3.9.22/x64/lib/python3.9/runpy.py", line 87, in _run_code\n    exec(code, run_globals)\n  File "/home/runner/work/function-schema/function-schema/function_schema/cli.py", line 44, in <module>\n    main()\n  File "/home/runner/work/function-schema/function-schema/function_schema/cli.py", line 35, in main\n    print(json.dumps(get_function_schema(func, format), indent=2))\n  File "/home/runner/work/function-schema/function-schema/function_schema/core.py", line 149, in get_function_schema\n    and not isinstance(None, T)\n  File "/opt/hostedtoolcache/Python/3.9.22/x64/lib/python3.9/typing.py", line [72](https://github.com/comfuture/function-schema/actions/runs/15408827562/job/43356855948#step:6:73)0, in __instancecheck__\n    return self.__subclasscheck__(type(obj))\n  File "/opt/hostedtoolcache/Python/3.9.22/x64/lib/python3.9/typing.py", line 723, in __subclasscheck__\n    raise TypeError("Subscripted generics cannot be used with"\nTypeError: Subscripted generics cannot be used with class and instance checks\n').returncode

The TypeError is likely related to the implementation of cli.py.
Change the implementation to account for differences in handling type hints across versions.

…nerics Co-authored-by: comfuture <151300+comfuture@users.noreply.github.com>

Copilot · 2025-06-03T05:28:21Z

Please refer to the failure stack trace:
=================================== FAILURES ===================================

...

Fixed the Python 3.9 compatibility issue. The problem was isinstance(None, T) failing with subscripted generics like Optional[str]. Replaced it with a proper is_optional_type() helper function that correctly checks Union types and their arguments. All tests now pass and CLI works correctly across Python versions. Commit da1782c.

comfuture

Great Job!

Initial plan for issue

1a01fec

Copilot AI assigned Copilot and comfuture Jun 3, 2025

Copilot started work on behalf of comfuture June 3, 2025 03:52 View session

Separate examples from README and add OpenAI, Claude, MCP examples

a32fbc7

Co-authored-by: comfuture <151300+comfuture@users.noreply.github.com>

Copilot AI changed the title ~~[WIP] Separate Example Codes from README and Add OpenAI, Claude, MCP Examples~~ Separate example codes from README and add OpenAI, Claude, MCP examples Jun 3, 2025

Copilot AI requested a review from comfuture June 3, 2025 04:01

Copilot finished work on behalf of comfuture June 3, 2025 04:01

comfuture requested changes Jun 3, 2025

View reviewed changes

Copilot started work on behalf of comfuture June 3, 2025 04:08 View session

Restore basic usage instructions to README while maintaining examples…

482f667

… organization Co-authored-by: comfuture <151300+comfuture@users.noreply.github.com>

Copilot finished work on behalf of comfuture June 3, 2025 04:17

comfuture marked this pull request as ready for review June 3, 2025 04:47

Copilot started work on behalf of comfuture June 3, 2025 04:49 View session

Fix Python 3.9 compatibility issues in test_examples.py

d345923

Co-authored-by: comfuture <151300+comfuture@users.noreply.github.com>

Copilot finished work on behalf of comfuture June 3, 2025 04:55

Copilot started work on behalf of comfuture June 3, 2025 05:24 View session

Fix Python 3.9 compatibility issue with isinstance and subscripted ge…

da1782c

…nerics Co-authored-by: comfuture <151300+comfuture@users.noreply.github.com>

Copilot finished work on behalf of comfuture June 3, 2025 05:29

comfuture self-requested a review June 3, 2025 05:29

comfuture approved these changes Jun 3, 2025

View reviewed changes

comfuture merged commit 994aa9d into main Jun 3, 2025
5 checks passed

comfuture deleted the copilot/fix-22 branch June 3, 2025 05:30

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Separate example codes from README and add OpenAI, Claude, MCP examples#23

Separate example codes from README and add OpenAI, Claude, MCP examples#23
comfuture merged 5 commits intomainfrom
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Copilot AI commented Jun 3, 2025 • edited Loading Uh oh! There was an error while loading. Please reload this page.

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Changes Made

📁 New Examples Directory

📝 Updated README

🧪 Added Tests

🆕 New Platform Support

Example Usage

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Copilot AI commented Jun 3, 2025 •

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