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pluginmanager: Avoid multiple calls to PathFinder().find_spec()

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This commit is contained in:
Philipp Wolfer
2023-09-09 17:17:52 +02:00
parent 1944a0e2cb
commit bcda101dae
1 changed files with 7 additions and 7 deletions
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14
picard/pluginmanager.py
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@@ -598,17 +598,17 @@ class PluginMetaPathFinder(MetaPathFinder):
if not fullname.startswith(_PLUGIN_MODULE_PREFIX):
return None
plugin_name = fullname[len(_PLUGIN_MODULE_PREFIX):]
for plugin_dir in _plugin_dirs:
spec = None
if hasattr(zipimport.zipimporter, 'find_spec'): # Python >= 3.10
spec = None
if hasattr(zipimport.zipimporter, 'find_spec'): # Python >= 3.10
for plugin_dir in _plugin_dirs:
zipfilename = os.path.join(plugin_dir, plugin_name + '.zip')
zip_importer = zip_import(zipfilename)
if zip_importer:
spec = zip_importer.find_spec(fullname)
if not spec:
spec = importlib.machinery.PathFinder().find_spec(fullname, [plugin_dir])
if spec and spec.loader:
return spec
break
if not spec:
spec = importlib.machinery.PathFinder().find_spec(fullname, _plugin_dirs)
return spec if spec and spec.loader else None
sys.meta_path.append(PluginMetaPathFinder())