parseaddrlist.py

   1 import email.Utils
   2
   3 def tokensplit(s, splitchars=None, quotes='"\''):
   4     """Split a string into tokens at every occcurence of splitchars.
   5
   6     splitchars within quotes are disregarded.
   7     """
   8
   9     if splitchars is None:
  10         import string
  11         splitchars = string.whitespace
  12     inquote = None
  13     l = []; token = []
  14     for c in s:
  15         if c in quotes:
  16             if c == inquote:
  17                 inquote = None
  18             elif inquote is None:
  19                 inquote = c
  20         if c in splitchars and inquote is None:
  21             l.append("".join(token))
  22             token = []
  23             inquote = None
  24         else:
  25             token.append(c)
  26     else:
  27         l.append("".join(token))
  28     return l
  29
  30 def parseaddrlist(alist):
  31     """Parse a comma-separated list of email address into (name, mail) tuples.
  32     """
  33
  34     l = []
  35     for addr in tokensplit(alist, ',', quotes='"'):
  36         addr = addr.strip()
  37         if addr:
  38             l.append(email.Utils.parseaddr(addr))
  39     return l
  40
  41
  42 if __name__ == '__main__':
  43     al = '"Hacker, J. Random" <random@hacker.net>, Joe O\'Donnel <joe@foo.com>, luser@dau.org, alice (Alice Bobton), <zaphod@frogstar.net>, '
  44     print parseaddrlist(al)