ToC = {
'1. Collections': [List, Dict, Set, Range, Enumerate, Namedtuple, Iterator, Generator],
'2. Types': [Type, String, Regex, Format, Numbers, Combinatorics, Datetimeᴺᴱᵂ],
'3. Syntax': [Arguments, Splat, Inline, Closure, Decorator, Class, Enum, Exceptions],
'4. System': [Print, Input, Command_Line_Arguments, Open, Pathᴺᴱᵂ, Command_Execution],
'5. Data': [CSV, JSON, Pickle, SQLite, Bytes, Struct, Array, MemoryView, Deque],
'6. Advanced': [Threading, Introspection, Metaprograming, Operator, Eval, Coroutine],
'7. Libraries': [Progress_Bar, Plot, Table, Curses, Loggingᴺᴱᵂ, Scraping, Web, Profile,NumPy, Image, Audio]
https://github.com/gto76/python-cheatsheet