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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def remove(self, value):
 		"""Remove value from self. 		Args: 			value: Element to remove from self 		Raises: 			ValueError: if element is already present 		"""

		try:
			index = self._dict[value]
		except KeyError:
			raise ValueError('Value "%s" is not present.')
		else:
			del self[index]