Create helper.py

api/helper.py

@@ -0,0 +1,26 @@
+#!/path/to/interpreter
+
+"""Helper Class"""
+
+
+class Helper:
+	"""
+	Helper Class.
+	Contains helper methods for cars_app app
+	"""
+
+	@staticmethod
+	def check_auth(username, password, user_list):
+		"""
+		check if the given is valid
+		:param user_list:
+		:param username:
+		:param password:
+		:return:
+		"""
+
+		user = [user for user in user_list if user['name']
+		        == username and user['password'] == password]
+		if len(user) == 1:
+			return True
+		return False