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author | Greg Stein <gstein@lyra.org> | 2001-04-07 16:05:24 +0000 |
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committer | Greg Stein <gstein@lyra.org> | 2001-04-07 16:05:24 +0000 |
commit | 020aaf6134b042975e3f5fbebde070bb6263199d (patch) | |
tree | ae3629cd83606136833a61357f67da6f904187de /Lib/imputil.py | |
parent | 8cb714bead6c5bb0dcd9f54750994a55f232fe07 (diff) | |
download | cpython-020aaf6134b042975e3f5fbebde070bb6263199d.tar.gz |
Add an uninstall method to the ImportManager.
This is the accepted portion of patch #402498.
Diffstat (limited to 'Lib/imputil.py')
-rw-r--r-- | Lib/imputil.py | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/Lib/imputil.py b/Lib/imputil.py index 2f87d69be9..b245ec5035 100644 --- a/Lib/imputil.py +++ b/Lib/imputil.py @@ -28,12 +28,20 @@ class ImportManager: if isinstance(namespace, _ModuleType): namespace = vars(namespace) - ### Note that we have no notion of "uninstall" or "chaining" + # Note: we have no notion of "chaining" + # Record the previous import hook, then install our own. + self.previous_importer = namespace['__import__'] + self.namespace = namespace namespace['__import__'] = self._import_hook + ### fix this #namespace['reload'] = self._reload_hook + def uninstall(self): + "Restore the previous import mechanism." + self.namespace['__import__'] = self.previous_importer + def add_suffix(self, suffix, importFunc): assert callable(importFunc) self.fs_imp.add_suffix(suffix, importFunc) |