Handling Exceptions with try and except
The try...except
statement allows you to handle errors that may occur during program execution without crashing the program.
It helps maintain stability and ensures a smoother user experience by safely managing unexpected issues.
Using the try...except Statement
Code that might cause an exception is placed inside a try
block. If an error occurs, the program jumps to the corresponding except
block to handle it.
try: result = 10 / 0 except ZeroDivisionError: print("Cannot divide by zero.")
In the example above, 10 / 0
raises a ZeroDivisionError
, an exception that occurs when dividing a number by zero. This exception is handled by the except
block, allowing the program to continue running without interruption.
Handling Various Exceptions
You can use multiple except
blocks to handle different types of exceptions. Each block corresponds to a specific type of exception.
try: # Code that may raise different types of exceptions ... except ZeroDivisionError: print("Cannot divide by zero.") except ValueError: print("Invalid input.") except Exception as e: print(f"An unexpected error occurred: {e}")
In a try...except
statement, which block is used to handle a specific exception when it occurs?
try block
finally block
except block
else block
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