File "/home/lning/custom/config/plugins/intellij-micropython/scripts/microupload.py", line 139, in
main(sys.argv[1:])
File "/home/lning/custom/config/plugins/intellij-micropython/scripts/microupload.py", line 79, in main
files.put(remote_path, fd.read())
File "/home/lning/PycharmProjects/test1/venv/lib/python3.6/site-packages/ampy/files.py", line 208, in put
self._pyboard.enter_raw_repl()
File "/home/lning/PycharmProjects/test1/venv/lib/python3.6/site-packages/ampy/pyboard.py", line 192, in enter_raw_repl
raise PyboardError('could not enter raw repl')
ampy.pyboard.PyboardError: could not enter raw repl