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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 get_drives(self):
 """ Returns a collection of drives"""


        url = self.build_url(self._endpoints.get('list_drives'))

        response = self.con.get(url)
        if not response:
            return []

        data = response.json()

        # Everything received from cloud must be passed as self._cloud_data_key
        return [self.drive_constructor(parent=self, **{self._cloud_data_key: drive})
                for drive in data.get('value', [])]