get python exception message
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title: handling python exceptions: a comprehensive guide with code examples
introduction:
exceptions are an integral part of python programming, providing a mechanism to handle runtime errors and unexpected situations gracefully. in this tutorial, we'll explore how to catch and retrieve exception messages in python, along with practical examples to illustrate each concept.
in this example, we attempt to perform a division by zero, which raises a zerodivisionerror. the except block catches the exception, and the message is accessed through the as e clause.
in this case, we handle the filenotfounderror specifically, and if any other unexpected exception occurs, it falls back to a general exception block.
here, we define a custom function that raises a valueerror if the input is negative. the exception is then caught and handled in the except block.
this code snippet demonstrates how to obtain the exception type, value, and traceback information using sys.exc_info().
conclusion:
handling exceptions in python is crucial for writing robust and error-tolerant code. by using the try, except blocks and understanding how to extract exception messages, you can effectively manage unexpected situations in your programs.
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