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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def connect_discussion_signals():
 """ Connect all the signals on the Comment model to maintains a valid discussion count on each entries when an action is done with the comments. """

    post_save.connect(
        count_discussions_handler, sender=comment_model,
        dispatch_uid=COMMENT_PS_COUNT_DISCUSSIONS)
    post_delete.connect(
        count_discussions_handler, sender=comment_model,
        dispatch_uid=COMMENT_PD_COUNT_DISCUSSIONS)
    comment_was_flagged.connect(
        count_discussions_handler, sender=comment_model,
        dispatch_uid=COMMENT_WF_COUNT_DISCUSSIONS)
    comment_was_posted.connect(
        count_comments_handler, sender=comment_model,
        dispatch_uid=COMMENT_WP_COUNT_COMMENTS)
    pingback_was_posted.connect(
        count_pingbacks_handler, sender=comment_model,
        dispatch_uid=PINGBACK_WF_COUNT_PINGBACKS)
    trackback_was_posted.connect(
        count_trackbacks_handler, sender=comment_model,
        dispatch_uid=TRACKBACK_WF_COUNT_TRACKBACKS)