print message.get_payload(decode=True)
return mhost.sendmail(from_addr, to_addrs, message.as_string())
+
+
+def normalize_email(email):
+ """return case sensitive part, lower case domain name
+
+ :returns: None in case of broken email addresses"""
+ try:
+ em_user, em_dom = email.split('@', 1)
+ except ValueError:
+ # email contained no '@'
+ return None
+ email = "@".join((em_user, em_dom.lower()))
+ return email