saved passwords finder for python also add functions of python save as txt file

passwords = open("passwords.txt", "a") #open the file
passwords.write("saved passwords\n") #write this text to the file
passwords.write("passwords\n") #write this text to the file
passwords.close() #close the file

#! python3
# find passwords in python files

import os, re

# find passwords
passwordRegex = re.compile(r"password: (\d\d\d\d\d\d)")

# loop over all the files in current working directory
for filename in os.listdir("."):
    if filename.endswith(".txt"):
        textFile = open(filename)
        content = textFile.read()
        textFile.close()
        # find all matches of password regex
        mo = passwordRegex.findall(content)
        if len(mo) > 0:
            print("found passwords in: " + filename)
            print("passwords: " + mo[0])