2018年1月11日 星期四

Python: Determine if variable is defined or not

Python: Determine if variable is defined or not

Python Basic: Exercise-121 with Solution

Write a Python program to determine if variable is defined or not.
Sample Solution:-
try:
  x = 1
except NameError:
  print("Variable is not defined....!")
else:
  print("Variable is defined.")
try:
  y
except NameError:
  print("Variable is not defined....!")
else:
  print("Variable is defined.")
  
======== RESTART: F:/Python_APSC/py-ex-basic-121.py ===========
Variable is defined.
Variable is not defined....!
>>> 

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