Traceback (most recent call last):


 "./cmd.py", line 16, in <module>

print device.Shell('echo %d' % i)


 "/usr/local/lib/python2.7/site-packages/adb/adb_commands.py", line 227, in Shell

timeout_ms=timeout_ms)


 "/usr/local/lib/python2.7/site-packages/adb/adb_protocol.py", line 369, in Command

return ''.join(cls.StreamingCommand(usb, service, command, timeout_ms))


 "/usr/local/lib/python2.7/site-packages/adb/adb_protocol.py", line 394, in StreamingCommand

for data in connection.ReadUntilClose():
AttributeError: 'NoneType' object has no attribute 'ReadUntilClose'

Traceback (most recent call last):


 "/usr/local/lib/python3.8/site-packages/wiffi/__init__.py", line 155, in __call__

except asyncio.streams.IncompleteReadError:
AttributeError: module 'asyncio.streams' has no attribute 'IncompleteReadError'
