#!/usr/bin/env python3
a  =  1
if a  ==  1:
    print(a)

In the above code Ruff flags the line a = 1 as error as it contains more space before and after operator where as it does not catch the error on the if condition.

/home/ashok/.local/bin/ruff check hello_world.py                                                                                    

hello_world.py:6:2: E221 [*] Multiple spaces before operator
  |
5 | print('Hello World')
6 | a  =  1
  |  ^^ E221
7 | if a  ==  1:
8 |     print(a)
  |
  = help: Replace with single space

hello_world.py:6:5: E222 [*] Multiple spaces after operator
  |
5 | print('Hello World')
6 | a  =  1
  |     ^^ E222
7 | if a  ==  1:
8 |     print(a)
  |
  = help: Replace with single space