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Python NameError Exception

❮ Python Exceptions

Example

You get a NameError if you use a variable that does not exist:

print(x)
Try it Yourself »

Definition and Usage

The NameError exception occurs if you use a variable that is not defined.

You can handle the NameError in a try...except statement, see the example below.

Exception Handling

Example

Handling the NameError in a try...except statement:

try:
  print(x)
except NameError:
 print("Variable x is not defined")
except:
 print("Something else went wrong")
Try it Yourself »

❮ Python Exceptions

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