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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 jumping(self, _loads=None):
 		""" 		Return True if this dropzone is still making new loads, False otherwise. 		:param _loads: The output of the `departing_loads` function. This 		should be left alone except for debugging purposes. 		"""

		if _loads is None:
			_loads = self.departing_loads()

		if len(_loads) < 1:
			return False

		last_load = _loads[-1:][0]
		if last_load['state'].lower() in ('departed', 'closed', 'on hold'):
			return False

		return True