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[py] Fix: Mypy type annotation errors in remote/webdriver.py

Open ShauryaDusht opened this issue 6 months ago • 2 comments

User description

🔗 Related Issues

Fixes #15697

💥 What does this PR do?

Fixes mypy type annotation errors in py/selenium/webdriver/remote/webdriver.py.

🔧 Implementation Notes

Improved type annotations and error handling

🔄 Types of changes

  • Cleanup (formatting, renaming)
  • Bug fix (type hints)

PR Type

Other


Description

• Fix mypy type annotation errors in remote webdriver • Add proper type hints for class attributes and variables • Improve error handling with type casting and null checks • Update function parameters with specific type annotations


Changes walkthrough 📝

Relevant files
Bug fix
webdriver.py
Fix mypy type annotations and error handling                         

py/selenium/webdriver/remote/webdriver.py

• Added missing type imports (Dict, Type, cast)
• Fixed type
annotations for class attributes and method parameters
• Added null
checks and type casting for command executor
• Improved variable
naming and type safety

+25/-14 

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  • ShauryaDusht avatar Jun 15 '25 15:06 ShauryaDusht

    PR Reviewer Guide 🔍

    Here are some key observations to aid the review process:

    ⏱️ Estimated effort to review: 3 🔵🔵🔵⚪⚪
    🧪 No relevant tests
    🔒 No security concerns identified
    ⚡ Recommended focus areas for review

    Logic Error

    The code assigns remote_server_addr but doesn't use it when the condition fails. The else branch assigns None to nothing, which is a no-op. This could cause undefined variable errors.

    if hasattr(command_executor, "client_config") and command_executor.client_config:
        remote_server_addr = command_executor.client_config.remote_server_addr
    else:
        None
    
    Missing Assignment

    The variable response is used without being assigned when the executor call is moved. This will cause a NameError when the response variable is referenced later.

    executor = cast(RemoteConnection, self.command_executor)
    response = executor.execute(driver_command, params)
    
    Type Safety

    The type annotation allows both Dict[str, Any] and Any for options variable, which defeats the purpose of type safety. Should be more specific about the expected type.

    options: Union[Dict[str, Any], Any] = {}
    if print_options:
    

    qodo-code-review[bot] avatar Jun 15 '25 15:06 qodo-code-review[bot]

    PR Code Suggestions ✨

    Explore these optional code suggestions:

    CategorySuggestion                                                                                                                                    Impact
    Possible issue
    Fix incomplete variable assignment
    Suggestion Impact:The suggestion was directly implemented - the problematic "None" statement in the else branch was replaced with "remote_server_addr = command_executor" exactly as suggested

    code diff:

         else:
    -        None
    +        remote_server_addr = command_executor
    

    The else branch assigns None to nothing, which is a no-op. This should assign
    None to remote_server_addr or handle the case where command_executor doesn't
    have the expected attributes.

    py/selenium/webdriver/remote/webdriver.py [126-129]

     if hasattr(command_executor, "client_config") and command_executor.client_config:
         remote_server_addr = command_executor.client_config.remote_server_addr
     else:
    -    None
    +    remote_server_addr = command_executor
    

    [Suggestion processed]

    Suggestion importance[1-10]: 10

    __

    Why: The suggestion correctly identifies a critical bug. The else: None statement is a no-op, which would cause a NameError for remote_server_addr on line 132 if the if condition is false. The proposed fix correctly restores the original behavior for the else case.

    High
    • [ ] Update

    qodo-code-review[bot] avatar Jun 15 '25 15:06 qodo-code-review[bot]

    re-running CI.. it was running for over 3 hours so I killed it.

    cgoldberg avatar Jun 17 '25 14:06 cgoldberg