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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 iso_write(self, dev_handle, ep, intf, data, timeout):
 r"""Perform an isochronous write. dev_handle is the value returned by the open_device() method. The ep parameter is the bEndpointAddress field whose endpoint the data will be sent to. intf is the bInterfaceNumber field of the interface containing the endpoint. The data parameter is the data to be sent. It must be an instance of the array.array class. The timeout parameter specifies a time limit to the operation in miliseconds. The method returns the number of bytes written. """

        _not_implemented(self.iso_write)