extract a substring from a string in python code example
Example 1: python get a substring of a string
>>> x = "Hello World!"
>>> x[2:]
'llo World!'
>>> x[:2]
'He'
>>> x[:-2]
'Hello Worl'
>>> x[-2:]
'd!'
>>> x[2:-2]
'llo Worl'
Example 2: extract text regex python
>>> import re
>>> re.findall(r'\d{1,5}','gfgfdAAA1234ZZZuijjk')
>>> ['1234']