code: def update_user(self, user, username=None, first_name=None, last_name=None):
  		
  		
  		if not isinstance(user, User):
  			raise ValueError
  		args = locals()
  		url = api_url+'users/'+str(user.id)+'/'
  		payload = {}
  		for i in args:
  			if args[i] is not None and i not in ['self', 'user']:
  				payload[i] = args[i]
  		r = requests.patch(url, data=json.dumps(payload), headers=self.headers)
  		print(request_status(r))
  		r.raise_for_status()
  		return User(r.json())
docs: Update user info