def get_streamer_id(video_str):
	"""Gets the streamer ID based on the name of the video

	:param video_str: String name of the video
	:return: String containing the streamers ID
	"""
	streamer_id = ""
	started = False
	for char in video_str:
		if char == '_': 
			if not started:
				started = True
			else:
				return streamer_id
		elif started:
			streamer_id += char