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How to check if a Variable Is None in Python, check if a Variable Is None in Python, python check if none, check if a Variable Is None, check if none Python

How to check if a Variable Is None in Python

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Hello guys. How are you all? I hope you all fine. In this tutorial we will learn about how to check if a Variable Is None in Python. so without wasting time lets learn about of this.

Contents
  1. How to check if a Variable Is None in Python
  2. Method 1: Compare with None
  3. Method 2: Using isinstance()
  4. Method 3: Using if
  5. Conclusion

How to check if a Variable Is None in Python

  1. check if a Variable Is None in Python

    To check if a Variable Is None in Python use this method. It is very easy to use and simplest. You can see in below example: a = None if a is None: print(a) print(type(a)) Output : None <class 'NoneType'>

  2. How to check if a Variable Is None in Python

    By using isinstance() you can check the variable is none or not. You can learn this clearly by below example : var1 = None print((var1, isinstance(var1, type(None)))) Output : (None, True)

  3. python check if none

    To check if a Variable Is None in Python use this method. It is very easy to use and simplest. You can see in below example: a = None if a is None: print(a) print(type(a)) Output : None <class 'NoneType'>

Method 1: Compare with None

To check if a Variable Is None in Python use this method. It is very easy to use and simplest. You can see in below example:

a = None
if a is None:
    print(a)
    print(type(a))

Output :

None
<class 'NoneType'>

Method 2: Using isinstance()

By using isinstance() you can check the variable is none or not. You can learn this clearly by below example :

var1 = None
print((var1, isinstance(var1, type(None))))

Output :

(None, True)

Method 3: Using if

Using if you can check the variable is none or not. You can learn this clearly by below example 

a = None 
if a is None :
    print("A is None")

Output :

A is None

Conclusion

It’s all About this Tutorial. Hope all methods helped you a lot. Comment below Your thoughts and your queries. Also, Comment below which method worked for you?

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