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from __future__ import absolute_import import os.path import tempfile from pip.utils import rmtree class BuildDirectory(object): def __init__(self, name=None, delete=None): # If we were not given an explicit directory, and we were not given an # explicit delete option, then we'll default to deleting. if name is None and delete is None: delete = True if name is None: # We realpath here because some systems have their default tmpdir # symlinked to another directory. This tends to confuse build # scripts, so we canonicalize the path by traversing potential # symlinks here. name = os.path.realpath(tempfile.mkdtemp(prefix="pip-build-")) # If we were not given an explicit directory, and we were not given # an explicit delete option, then we'll default to deleting. if delete is None: delete = True self.name = name self.delete = delete def __repr__(self): return "<{} {!r}>".format(self.__class__.__name__, self.name) def __enter__(self): return self.name def __exit__(self, exc, value, tb): self.cleanup() def cleanup(self): if self.delete: rmtree(self.name)