msgid1 = [line for line in split1 if line[:11].lower() == 'message-id:']
msgid2 = [line for line in split2 if line[:11].lower() == 'message-id:']
if (msgid1 or msgid2) and (msgid1 != msgid2):
self.trace('Different Message-Id')
return False

try full hdr parse and common headers if msgid missing or trash

tryheaders = ('From', 'To', 'Subject', 'Date')
tryheaders += ('Cc', 'Return-Path', 'Received')
msg1 = MailParser().parseHeaders(hdrtext1)
msg2 = MailParser().parseHeaders(hdrtext2)
for hdr in tryheaders: # poss multiple Received
if msg1.get_all(hdr) != msg2.get_all(hdr): # case insens, dflt None
self.trace('Diff common headers')
return False

all common hdrs match and don't have a diff message-id

self.trace('Same common headers')
return True

def getPassword(self):
"""
get POP password if not yet known
not required until go to server
from client-side file or subclass method
"""
if not self.popPassword:
try:
localfile = open(mailconfig.poppasswdfile)
self.popPassword = localfile.readline()[:-1]
self.trace('local file password' + repr(self.popPassword))
except:
self.popPassword = self.askPopPassword()

def askPopPassword(self):
assert False, 'Subclass must define method'

################################################################################

specialized subclasses

################################################################################

class MailFetcherConsole(MailFetcher):
def askPopPassword(self):
import getpass
prompt = 'Password for %s on %s?' % (self.popUser, self.popServer)
return getpass.getpass(prompt)

class SilentMailFetcher(SilentMailTool, MailFetcher):
pass # replaces trace

The mailtools Utility Package | 975