# -*- coding: utf-8 -*-
"""
Created on Thu Nov 21 16:58:20 2019

@author: VladimirZamyatin
"""

from validate_email import validate_email

def domainDict(email_file):
    temp = {}
    with open(email_file, 'r') as f:
        for line in f:
            line = line.strip().split('@')
            temp[line[-1]] = True
    return(temp)

def readEmails(email_file):
    temp = {}
    with open(email_file, 'r') as f:
        for line in f:
            line = line.strip()
            temp[line] = False
    return(temp)
#print(len(domainSet('BGRS2020_emails.txt')))

emails = readEmails('BGRS2020_emails.txt')
emails = ['asiodhaiodoipnsdio@gmail.com', 'zamyatin97@gmail.com']
verified_domains = set()
for email in emails:
    domain = email.split("@")[-1]
    domain_verified = domain in verified_domains
    is_valid = validate_email(email_address = email, check_mx = not domain_verified)
    if is_valid:
        emails[email] = True
        verified_domains.add(domain)
        with open('valid_BGRS2020_emails.txt', 'w') as f:
            f.write(email + '\n')
        print(1)
    else: print(0)