python please

H/usx/bin/python import os import re import sys def main(): for 1 ine in sys.stdin: Add a line of code here. Use re.match and create a regular expression to check for the presence of a I at the start of a 1 ine. We want to skip any iines in the file that starts with a hashtag: Create your regex (I suggest re. match) and save the result in a variable named "mateh" match=Lyourcodegoesheresfields=11ne.strip().split(;)itripanywhitespaceandsplitintoeintoanarray If match or len (fields) I = 5: lexplain what this is checking for and why continue the continue here ia for the FOR loop. So if the line Istarts with a f or does Nor have five flelds, we skip it username-fields(0}password=fields{1]gecos-"fsis,,"(fields[3],fields[2])groups=fields[4].split(,)taddcomment-whatdoesthisdoandwhy?printmmCreatingaccountfor$s.."+(username))cr(gecos,username) fprint cmd os.system (cmd) What does this line do? print "msetting the password for ofs..." I (username) cmd =/bin/ec (password, password, username) \#print cmd os. system (cmd) for group in groups: \#add comment - what is this FOR 100p doing and why? if group t=11: print "mAssigning is to the $ As group..." t (username, group) cnd = "/usr/sbin/adduser of fs " of (username, group) -print and os. system (cmd) if name = n = main