import re

class Client:
	# use regex for finding msid and token
	def find(self, response, item=None):
		if item == 'msid':
			text = re.search(r'msid=([\w]*)&msname', response.text).group(1)
		elif item == 'token':
			text = re.search(r'token=([\w]*)&msid', response.text).group(1)
		elif item is None:
			raise ValueError('Please provide the items you want to find.')
		else:
			raise KeyError('The items you are looking for is not available.')
		return text