Fix double close on Windows 10

[sueastside]

Fix double close on Windows 10.0.19044 N/A Build 19044.

Exception in thread Thread-1:
Traceback (most recent call last):
File "C:\Users\user\AppData\Local\Programs\Python\Python37\lib\threading.py", line 926, in _bootstrap_inner
self.run()
File "C:\Users\G000737\AppData\Local\Programs\Python\Python37\lib\threading.py", line 870, in run
self._target(*self._args, **self._kwargs)
File "C:\Users\user\AppData\Local\Programs\Python\Python37\lib\subprocess.py", line 1267, in _readerthread
buffer.append(fh.read())
ValueError: I/O operation on closed file.

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[ludoo]

And thanks for this!