refer to python re match object code example
Example 1: python re compile
import re
# Compile a regular expression pattern into a regular expression object, which can be used for matching using its match(), search() and other methods, described below.
prog = re.compile(pattern)
result = prog.match(string)
# is equivalent to
result = re.match(pattern, string)
Example 2: python re
parse("Today is Dec 1 16", fuzzy_with_tokens=True)
parse("Today is Dec 1 14", fuzzy_with_tokens=True)
parse("Today is Nov 30 12", fuzzy_with_tokens=True)