qualifier.py

import typing


class ArticleField:
	"""The `ArticleField` class for the Advanced Requirements."""

	def __init__(self, field_type: typing.Type[typing.Any]):
		self.field_type = field_type
		self.attribute = ''

	def type_checking(self,value,type):
		if type(value) != type:
			raise TypeError

	def __get__(self, instance, owner):
		return self.attribute

	def __set__(self, instance, value):
		if not isinstance(type(value), self.field_type):
			raise TypeError(self.field_type, type(value)) # although print('error') works fine

		self.attribute = value