Parse media file URL:s form tweet data

    :extended_entities_dict:
    :returns: list of media file urls

def parse_extended_entities(extended_entities_dict):
    """Parse media file URL:s form tweet data

    :extended_entities_dict:
    :returns: list of media file urls

    """
    urls = []

    if "media" in extended_entities_dict.keys():
        for item in extended_entities_dict["media"]:

            # add static image
            urls.append(item["media_url_https"])

            # add best quality video file
            if "video_info" in item.keys():
                max_bitrate = -1  # handle twitters occasional bitrate=0
                video_url = None
                for video in item["video_info"]["variants"]:
                    if "bitrate" in video.keys() and "content_type" in video.keys():
                        if video["content_type"] == "video/mp4":
                            if int(video["bitrate"]) > max_bitrate:
                                max_bitrate = int(video["bitrate"])
                                video_url = video["url"]

                if not video_url:
                    print("Error: No bitrate / content_type")
                    print(item["video_info"])
                else:
                    urls.append(video_url)

    return urls