51 lines
1.1 KiB
Python
51 lines
1.1 KiB
Python
"""A shim to black which knows how to tee output for --output-file."""
|
|
|
|
import argparse
|
|
import sys
|
|
|
|
from black import patched_main, nullcontext
|
|
|
|
|
|
parser = argparse.ArgumentParser()
|
|
parser.add_argument("--output-file", default=None)
|
|
|
|
|
|
class Tee(object):
|
|
"""Something that looks like a File/Writeable but does teed writes."""
|
|
|
|
def __init__(self, name, mode):
|
|
self._file = open(name, mode)
|
|
self._stdout = sys.stdout
|
|
|
|
def __enter__(self):
|
|
sys.stdout = self
|
|
return self
|
|
|
|
def __exit__(self, *args, **kwargs):
|
|
sys.stdout = self._stdout
|
|
self.close()
|
|
|
|
def write(self, data):
|
|
self._file.write(data)
|
|
self._stdout.write(data)
|
|
|
|
def flush(self):
|
|
self._file.flush()
|
|
self._stdout.flush()
|
|
|
|
def close(self):
|
|
self._file.close()
|
|
|
|
|
|
if __name__ == "__main__":
|
|
opts, args = parser.parse_known_args()
|
|
|
|
if opts.output_file:
|
|
print("Teeig output....")
|
|
ctx = Tee(opts.output_file, "w")
|
|
else:
|
|
ctx = nullcontext()
|
|
|
|
with ctx:
|
|
sys.argv = [sys.argv[0]] + args
|
|
patched_main()
|