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Better build system output when stdout is not a tty

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When piping the output of `setup.py` to another program, that program cannot usually deal with escape sequences well. To fix this, output the compilation progress on new lines instead of overwriting the current line.
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Luflosi 2020-10-03 22:56:02 +02:00
parent 5b1e1aee3d
commit fa0374ee61
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1 changed files with 3 additions and 1 deletions
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setup.py
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@ -485,8 +485,10 @@ def parallel_run(items: List[Command]) -> None:
num += 1
if verbose:
print(' '.join(compile_cmd.cmd))
else:
elif sys.stdout.isatty():
print('\r\x1b[K[{}/{}] {}'.format(num, total, compile_cmd.desc), end='')
else:
print('[{}/{}] {}'.format(num, total, compile_cmd.desc), flush=True)
printed = True
w = subprocess.Popen(compile_cmd.cmd, stdout=subprocess.DEVNULL, stderr=subprocess.STDOUT)
workers[w.pid] = compile_cmd, w