code: def getaddrlist(self, name):
          
          raw = []
          for h in self.getallmatchingheaders(name):
              if h[0] in ' \t':
                  raw.append(h)
              else:
                  if raw:
                      raw.append(', ')
                  i = h.find(':')
                  if i > 0:
                      addr = h[i+1:]
                  raw.append(addr)
          alladdrs = ''.join(raw)
          a = AddressList(alladdrs)
          return a.addresslist
docs: Get a list of addresses from a header.
  
          Retrieves a list of addresses from a header, where each address is a
          tuple as returned by getaddr().  Scans all named headers, so it works
          properly with multiple To: or Cc: headers for example.