def printMailboxContent(conn) :
    msgList = pop_helpers.listMessages(conn)
    numMessages = len(msgList)
    print "There are %i messages (via POP)." % (numMessages,)
    for (sid, emailObj) in pop_helpers.iterMessages(conn, msgList) :
        #emailObj = email.message_from_string(rawMail)
        for headerType, headerTrunc in mail_helpers.iterEmailHeaders(emailObj, truncateAt = 70) :
            if mail_helpers.IsBaseHeader(headerType) :
                headerDisplay = mail_helpers.RemoveLineBreaks(headerTrunc)
                print "    %-30s %s" % (headerType, headerDisplay,)
        print
def printPopMailboxContent(conn) :
    """
    Reads the latest mail via POP.
    """
    msgList = pop_helpers.listMessages(conn)
    numMessages = len(msgList)
    if 0 :
        print("There are %i messages (via POP)." % (numMessages,))
    newestMailObj = None

    for (sid, emailObj) in pop_helpers.iterMessages(conn, msgList, newestFirst = True) :
        if 0 :
            print("ID = %r" % (sid,))
            for headerType, headerTrunc in mail_helpers.iterEmailHeaders(emailObj, truncateAt = 70) :
                if mail_helpers.IsBaseHeader(headerType) :
                    headerDisplay = mail_helpers.RemoveLineBreaks(headerTrunc)
                    print("    %-30s %s" % (headerType, headerDisplay,))
            print() # empty line


        newestMailObj = emailObj
        break

    # show informations of the newest mail
    if newestMailObj is None :
        print("Could not access POP server.", file=sys.stderr)
        sys.exit(2)
        return None

    # print all parts of a multipart mail
    if 0 :
        for (i, msg) in enumerate(newestMailObj.get_payload()) :
            print("PART", i)
            print("  charset =", msg.get_charset())
            print("  contentType =", msg.get_content_type())
            print("  contentMainType =", msg.get_content_maintype())
            print("  contentSubType =", msg.get_content_subtype())
            print("  defaultType =", msg.get_default_type())
            print("  filename =", msg.get_filename())
            print("  boundary =", msg.get_boundary())
            print("  contentCharset =", msg.get_content_charset())
            print("  charsets =", msg.get_charsets())
            print()
            print("  <CONTENT>")
            print(msg.as_string())
            print("  </CONTENT>")
            print()

        pass

    return newestMailObj