How to use the ural.facebook.FacebookPost function in ural

if not is_facebook_url(url):
            return None

    splitted = safe_urlsplit(url)

    if not splitted.path or splitted.path == '/':
        return None

    # Obvious post path
    if '/posts/' in splitted.path:
        parts = urlpathsplit(splitted.path)

        parent_id_or_handle = parts[0]

        if NUMERIC_ID_RE.match(parent_id_or_handle):
            return FacebookPost(parts[2], parent_id=parent_id_or_handle)

        return FacebookPost(parts[2], parent_handle=parent_id_or_handle)

    # Ye olded permalink path
    if splitted.query and '/permalink.php' in splitted.path:
        query = parse_qs(splitted.query)
        return FacebookPost(query['story_fbid'][0], parent_id=query['id'][0])

    # Group permalink path
    if '/groups/' in splitted.path and '/permalink/' in splitted.path:
        parts = urlpathsplit(splitted.path)

        return FacebookPost(parts[3], group_id=parts[1])

    # Profile path
    if splitted.path == '/profile.php':

splitted = safe_urlsplit(url)

    if not splitted.path or splitted.path == '/':
        return None

    # Obvious post path
    if '/posts/' in splitted.path:
        parts = urlpathsplit(splitted.path)

        parent_id_or_handle = parts[0]

        if NUMERIC_ID_RE.match(parent_id_or_handle):
            return FacebookPost(parts[2], parent_id=parent_id_or_handle)

        return FacebookPost(parts[2], parent_handle=parent_id_or_handle)

    # Ye olded permalink path
    if splitted.query and '/permalink.php' in splitted.path:
        query = parse_qs(splitted.query)
        return FacebookPost(query['story_fbid'][0], parent_id=query['id'][0])

    # Group permalink path
    if '/groups/' in splitted.path and '/permalink/' in splitted.path:
        parts = urlpathsplit(splitted.path)

        return FacebookPost(parts[3], group_id=parts[1])

    # Profile path
    if splitted.path == '/profile.php':
        query = parse_qs(splitted.query)
        user_id = query['id'][0]

if NUMERIC_ID_RE.match(parent_id_or_handle):
            return FacebookPost(parts[2], parent_id=parent_id_or_handle)

        return FacebookPost(parts[2], parent_handle=parent_id_or_handle)

    # Ye olded permalink path
    if splitted.query and '/permalink.php' in splitted.path:
        query = parse_qs(splitted.query)
        return FacebookPost(query['story_fbid'][0], parent_id=query['id'][0])

    # Group permalink path
    if '/groups/' in splitted.path and '/permalink/' in splitted.path:
        parts = urlpathsplit(splitted.path)

        return FacebookPost(parts[3], group_id=parts[1])

    # Profile path
    if splitted.path == '/profile.php':
        query = parse_qs(splitted.query)
        user_id = query['id'][0]
        return FacebookUser(user_id)

    # People path
    if splitted.path.startswith('/people'):
        parts = urlpathsplit(splitted.path)
        user_id = parts[2]
        return FacebookUser(user_id)

    # Handle path
    if splitted.path:
        parts = urlpathsplit(splitted.path)