Python cheatsheets for everyday tasks: async, packaging, typing, profiling, stdlib patterns.
Python Cheatsheet 01 — asyncio Essentials
Cheatsheet: async/await basics, asyncio.run, gather vs TaskGroup, timeouts, cancellation.
Python Cheatsheets
Modern Python cheatsheets — asyncio, packaging, typing, profiling, stdlib, patterns.
Python Cheatsheet 02 — Type Hints (Modern)
Cheatsheet: X | None syntax, generics, Protocol, TypedDict, ParamSpec, type guards.
Python Cheatsheet 03 — Dataclasses and attrs
Cheatsheet: @dataclass, @define, frozen, slots, field, validators.
Python Cheatsheet 04 — Decorators and Context Managers
Cheatsheet: function/class decorators, @wraps, async decorators, contextmanager, asynccontextmanager.
Python Cheatsheet 05 — Iterators, Generators, and Comprehensions
Cheatsheet: iter/next, generators, async generators, comprehensions, itertools.
Python Cheatsheet 06 — uv Packaging and Workflow
Cheatsheet: uv init, uv add, uv sync, uv lock, uv run, uv build, uv publish.
Python Cheatsheet 07 — pytest Essentials
Cheatsheet: pytest basics, fixtures, parametrize, marks, conftest, pytest-asyncio.
Python Cheatsheet 08 — Logging with structlog
Cheatsheet: structlog setup, JSON/console, contextvars, processors, trace correlation.
Python Cheatsheet 09 — Profiling (py-spy, cProfile, scalene)
Cheatsheet: when to use each profiler, common commands, reading output.
Python Cheatsheet 10 — pathlib (Modern File Paths)
Cheatsheet: Path basics, joining, globbing, reading, writing, traversing.