trying to extract emails on

grabemailsfromfiles.py

import os, re, sys

emails = []
current_file = ""

try:

	files = os.listdir("msgs")
	for f in files:
		current_file = f
		content = open("msgs/"+f)
		text = content.read();
		
		
		match = re.findall(r'[\w\.-]+@[\w]+\.[\w|\.\w]+',text)
		#match = re.findall(r'[\w\.-]+@[\w\.-]+\.\w+',text)
		emails.append(match)

	texts  = []
	for email in emails:
		texts.append(list(dict.fromkeys(email)))

	f = open('emails.txt', 'a')
	for e in texts:
		for line in e:		
			has_blocked = re.search(r'postmaster|sendgrid|graficabu|businessin|mx.google|smtp|mx.|Mailer-Daemon|mail.protection|srvd.|thunder.|.webserver.',line, flags=re.IGNORECASE)
			if has_blocked:
				continue
			f.writelines(line+" ")
			f.writelines('\r\n')
		
except UnicodeDecodeError:
	print("file "+current_file+" raised exception")
	print(UnicodeDecodeError)
	pass