Python/String

Using statements

	Code
Length	len(s)
Substring	s = '2018-01-01' s[:4] s[5:] s[5:7]
Has substring	if '18' in '2018-01-01': ...

Using methods

	Sample
bytes => str	b'abc'.decode('utf-8)
Prefix & Suffix	if s.startswith(): ... if s.endswith(): ...
Formatting
To Join & Split
To trim