making variable if it is none python
var = None
if var == None:
var = ""
print(var)making variable if it is none python
var = None
if var == None:
var = ""
print(var)python 2.7 check if variable is none
>>> NoneType = type(None)
>>> x = None
>>> type(x) == NoneType
True
>>> isinstance(x, NoneType)
Truepythonhow to check if value is None
# How to check if a variable is None
var = None
# variable is None in this example
if var is None:
# if var is None
print("var is None")
# code...
else:
# if var is not None
print("var is not None")
# code...
# result of above example "var is None"
var = "sometext"
# variable is not None in this example
if var is None:
# if var is None
print("var is None")
# code...
else:
# if var is not None
print("var is not None")
# code...
# result of above example "var is not None"Copyright © 2021 Codeinu
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