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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 respond_unauthorized(self, request_authentication=False):
 		""" 		Respond to the client that the request is unauthorized. 		:param bool request_authentication: Whether to request basic authentication information by sending a WWW-Authenticate header. 		"""

		headers = {}
		if request_authentication:
			headers['WWW-Authenticate'] = 'Basic realm="' + self.__config['server_version'] + '"'
		self.send_response_full(b'Unauthorized', status=401, headers=headers)
		return