Python IP Regular type _python

IP regular is: R ' ([12][0-9][0-9]|[ 1-9][0-9]| [1-9]) \.) {3,3} ([12][0-9][0-9]| [1-9] [0-9]| [1-9]) '
The following is an example
#-*-Coding:utf-8-*-
Import re
def IP ():
' Validate IP's regular '
def match_group (P):
s = ' ' 211.210.209.108
Gan ffad1.210.2.108
D Ffad1.210.2.109afa ' '
com = Re.compile (p)
Lst_m = Com.finditer (s)
For M in Lst_m:
Print M.group ()
p = R ' ([12][0-9][0-9]|[ 1-9][0-9]| [1-9]) \.) {3,3} ([12][0-9][0-9]| [1-9] [0-9]| [1-9]) '
Match_group (P)
DEF group ():
"If there are multiple matches, you can use Finditer to get more than one group."
def match (P):
s = ' Isaac Newton, physicist, Huang Zhijun '
Mo = Re.compile (p)
m = Mo.search (s)
If not m:
print ' no match '
Else
Print Mo.findall (s)
print ' M.group (0): ', M.group (0)
# print ' M.group (1): ', M.group (1)
# print ' M.group (2): ', M.group (2)
M_ite = Mo.finditer (s)
For ITE in M_ite:
print ' Ite.group (0) ', ite.group (0)
print ' Ite.group (1) ', Ite.group (1)
print ' Ite.group (2) ', Ite.group (2)
# p = R ' (\w+) (\w+) '
p = R ' (\w+) (\w+) '
Match (P)
if __name__ = = ' __main__ ':
IP ()
# Group ()