tawada / grass-grower

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Enhance Error Handling for External Services and File Operations #62

Open tawada opened 4 months ago

tawada commented 4 months ago

After reviewing the provided segments of the program, one notable issue that emerges centers around the lack of comprehensive error handling, particularly in external service interactions and file operations. The routines that interact with GitHub and OpenAI, as well as those managing file read/write operations, generally catch exceptions to some extent but do not implement a nuanced response strategy to different categories of errors. This can lead to scenarios where the application might not respond optimally to specific issues, such as rate limits being exceeded, network timeouts, or permission issues with file access.

For example, in the services/github/__init__.py and services/llm/__init__.py modules, while there is some basic exception logging and re-raising with slightly more context, the application does not differentiate actions based on the exception types, like network-related issues versus authentication issues. This can enhance resilience and user experience by allowing the application to attempt retries or provide more detailed user guidance in specific scenarios.

Improving the error handling strategy by introducing retries with exponential backoff for network operations and more granular exception types could significantly enhance the robustness and stability of the application. Additionally, for file operations in modules like logic/code_modification.py, checks or try-except blocks could ensure that file paths exist and are accessible before attempting to read or write, providing clearer feedback for troubleshooting.

tawada commented 2 months ago

The following changes have been completed.

`services/github/__init__.py`
Before:

def clone_repository(repo: str) -> bool:

After:

def clone_repository(repo: str) -> bool: try: github_utils.make_owner_dir(DEFAULT_PATH, repo) return github_utils.exec_git_command_and_response_bool( repo[:repo.index("/")], ["git", "clone", "git@github.com:" + repo], True, ) except (exceptions.GitHubRepoNotFoundException, exceptions.GitHubConnectionException) as err: raise exceptions.GitHubRepoNotFoundException( f"Invalid repository or connection issue: {repo}") from err except subprocess.CalledProcessError as err: log(f"Command failed: {err}", level="error") raise exceptions.CommandExecutionException(f"Command execution failed: {err}") from err