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34 lines
943 B
34 lines
943 B
# MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
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# Copyright (C) 2020, UChicago Argonne, LLC. All rights reserved.
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# Released under the modified BSD license. See COPYING.md for more details.
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import logging
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import sys
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from typing import Any, List
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logger = logging.getLogger(__name__)
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class RedirectOutput:
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def __init__(self, streams: List[Any]):
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self.streams = streams
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def write(self, data: Any) -> None:
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for stream in self.streams:
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stream.write(data)
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def flush(self) -> None:
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for stream in self.streams:
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stream.flush()
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def __enter__(self):
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self._original_stdout = sys.stdout
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self._original_stderr = sys.stderr
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sys.stdout = self
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sys.stderr = self
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return self
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def __exit__(self, _type, _value, _traceback):
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sys.stdout = self._original_stdout
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sys.stderr = self._original_stderr
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