23 lines
609 B
Python
23 lines
609 B
Python
"""Backport of Python 3.11's contextlib.chdir."""
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import os
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from contextlib import AbstractContextManager
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class chdir(AbstractContextManager): # type:ignore[type-arg]
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"""Non thread-safe context manager to change the current working directory."""
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def __init__(self, path):
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"""Initialize the manager."""
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self.path = path
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self._old_cwd = []
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def __enter__(self):
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"""Enter the context."""
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self._old_cwd.append(os.getcwd())
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os.chdir(self.path)
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def __exit__(self, *excinfo):
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"""Exit the context."""
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os.chdir(self._old_cwd.pop())
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