学步园

import re
import sys
if len(sys.argv) < 3:
    print("lack of argument\nusage: python reg.py  passwd.txt   travel+ed")
    sys.exit()
#print("sys argument: ",sys.argv[2])
#keyword=re.compile(r'''travel+ed''')
keyword=re.compile(sys.argv[2])
aa=open(sys.argv[1],"r")
bb=aa.readlines()
#print(bb)
s=''
for  line in bb:
	 #print(line)
		data=re.findall(keyword,line)
		#print("data:%s,length:%d,type:%s" %(data,len(data),type(data)))
		if len(data)>0:	      
				for i in range(0,len(data)):
						if str(type(data[i]))=="<class 'str'>":
								#print("data:%s,length:%d,enterfuhao:%s"%(data[i],len(data[i]),data[i][0:-1]))
								s=s+data[i].rstrip()
								#print(s)
						elif str(type(data[i]))=="<class 'int'>":
								#print(type(data[i]))
								s=s+str(data[i])[0:-1]
								#print(s)
						else:
								print("have other type")
				print(s)
				s=''
aa.close()