a function must be defined only once

Docs > Code Analysis > Static Analysis Rules > a function must be defined only once

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Metadata

ID: python-best-practices/function-already-exists

Language: Python

Severity: Error

Category: Error Prone

Description

A function should only be defined once. Make sure you use unique name for each function in a module.

Non-Compliant Code Examples


def my_function():
  pass

def foo():
  pass

def my_function(): # function already defined
  pass

Compliant Code Examples


def my_function():
  pass

def foo():
  pass

def my_other_function():
  pass

How to use this rule

1
2
rulesets:
  - python-best-practices     # Rules to enforce Python best practices.

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