pylint-errors
W0621 (redefined-outer-name)
Problematic code:
var = 0
def foo(x, y):
var = x + y
return var
Correct code:
var = 0
def foo(x, y):
v = x + y
return v
# or
return x + y
Rationale:
Used when a variable’s name hides a name defined in the outer scope.