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

[ShauryaDusht]

User description

🔗 Related Issues

Resolves some mypy type issues for #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)

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PR Type

Other

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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

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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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PR Reviewer Guide 🔍

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⏱️ 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:

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PR Code Suggestions ✨

Explore these optional code suggestions:

Category	Suggestion	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

[navin772]

LGTM!

[cgoldberg]

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

[cgoldberg]

LGTM.

(the 2 CI failures are from Java tests, unrelated to this PR)