What does the python double equal sign mean?

What does the double equal sign mean in python?

pythonThe double equal sign is a Python comparison operator, which means equal and is used to compare whether objects are equal.

Assume variable a is 10 and variable b is 20: (a == b) Return False.

Example:

#!/usr/bin/python
# -*- coding: UTF-8 -*-
 
a = 21
b = 10
 
if  a == b :
   print "a 等于 b"
else:
   print "a 不等于 b"

Output:

a 不等于 b

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