Answers for "python check if a variable is not defined"

python check if value is undefined

try:
    thevariable
except NameError:
    print("well, it WASN'T defined after all!")
else:
    print("sure, it was defined.")

Posted by: Guest on December-10-2020

check if variable is defined in python

try: x
except NameError: some_fallback_operation(  )
else: some_operation(x)

Posted by: Guest on August-07-2021

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