Fetches raw XML data from the site for a given tracking_no

def Get_Page(self):
		'''
			Fetches raw XML data from the site for a given tracking_no
		'''
		url = 'http://www.gati.com/webservices/gatiicedkttrack.jsp?dktno=' + self.tracking_no
		response = requests.get(url)

		self.page = response.text