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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 being(self):
 		""" 		Being a Transaction 		 		@author: Nick Verbeck 		@since: 5/14/2011 		"""

		try:
			if self.connection is not None:
				self.lock()
				c = self.getCursor()
				c.execute('BEGIN;')
				c.close()
		except Exception, e:
			pass