Скачать или смотреть Solving the TypeError in Python Selenium When Handling Exceptions

Learn how to manage Python Selenium exceptions effectively when encountering `TimeoutException` and `ERR_PROXY_CONNECTION_FAILED` errors. Our guide offers practical solutions and code snippets to streamline your scripts!
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This video is based on the question https://stackoverflow.com/q/64843869/ asked by the user 'Sarah Guegan' ( https://stackoverflow.com/u/13511021/ ) and on the answer https://stackoverflow.com/a/64844201/ provided by the user 'Booboo' ( https://stackoverflow.com/u/2823719/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

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Dealing with TimeoutException in Python Selenium: A Guide

When working with Python Selenium, you might occasionally run into issues that halt your script. One common problem arises when your internet connection fails, leading to errors like this:

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You might want your script to handle these errors gracefully and trigger another script as a contingency plan. However, you might encounter an unexpected error: a TypeError indicating that the argument of type TimeoutException is not iterable. Let's explore how to resolve this issue step by step.

Understanding the Issue

The TypeError: argument of type 'TimeoutException' is not iterable happens when you try to check if a string is present within an exception object directly. Take a look at your code snippet:

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Here, e is an instance of TimeoutException, not a string. Python does not allow you to check for a substring directly in an exception object, resulting in the error you see.

The Solution: Converting the Exception to a String

To resolve this issue, you need to convert the exception to a string before performing the membership test. Here's how you can do that:

Step 1: Convert the Exception to String

Instead of checking if a string is in the exception directly, use the str() function to convert the exception to a string first.

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Step 2: Simplify Your Conditional Checks

This way, you can do all your checks in a more efficient manner:

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Final Code Structure

Here’s how your full except block might look after all these changes:

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Conclusion

By converting the exception to a string, you can avoid the TypeError and manage your Python Selenium scripts more effectively. This approach allows you to smoothly handle various errors and keep your application running even when faced with network issues.

Implement these changes in your code, and you'll improve not only the error handling capability but also the overall robustness of your script. Happy coding!