• Table of contents
• Introduction
• Limits of linters
• Write checkers
• Types of checkers
• Hello world
• Write the AST checker
• Examine the AST
• Design the AST checker
• Write the AST checker code
• Write the token checker
• Examine the tokens
• Design the token checker
• Write the token checker code
• Write the raw checker
• Design the raw checker
• Write the raw checker code
• Register the checker
• Beyond hello world
• Test custom Pylint checks
• Design tests
• Pylint testing utilities
• Use testing utilities for hello world checkers
• Tests for hello world AST checker
• Tests for hello world token checker
• Tests for hello world raw checker
• Run tests