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import sys |
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import tempfile |
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from typing import TextIO |
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class StdoutWrapper(TextIO): |
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""" |
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`sys.stdout` wrapper for both Google Colab and local environment. |
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""" |
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def __init__(self) -> None: |
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self.temp_file = tempfile.NamedTemporaryFile( |
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mode="w+", delete=False, encoding="utf-8" |
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) |
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self.original_stdout = sys.stdout |
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def write(self, message: str) -> int: |
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result = self.temp_file.write(message) |
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self.temp_file.flush() |
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print(message, end="", file=self.original_stdout) |
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return result |
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def flush(self) -> None: |
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self.temp_file.flush() |
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def read(self, n: int = -1) -> str: |
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self.temp_file.seek(0) |
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return self.temp_file.read(n) |
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def close(self) -> None: |
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self.temp_file.close() |
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def fileno(self) -> int: |
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return self.temp_file.fileno() |
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try: |
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import google.colab |
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SAFE_STDOUT = StdoutWrapper() |
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except ImportError: |
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SAFE_STDOUT = sys.stdout |
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