Standard library essentials: `os`, `sys`, `math`, `datetime`, `itertools`, `functools`, `re`, `subprocess`, `logging`, and `typing`
Python's standard library covers operating-system access, math, dates, iteration helpers, subprocesses, logging, regular expressions, and typing support.
- Know the purpose of common modules
- Reach for stdlib before extra dependencies
- Interviews reward practical module selection
Standard library essentials: `os`, `sys`, `math`, `datetime`, `itertools`, `functools`, `re`, `subprocess`, `logging`, and `typing`