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-rw-r--r--pkg_resources.py6
1 files changed, 1 insertions, 5 deletions
diff --git a/pkg_resources.py b/pkg_resources.py
index 11debf65..ee2c553b 100644
--- a/pkg_resources.py
+++ b/pkg_resources.py
@@ -1605,11 +1605,7 @@ class ZipProvider(EggProvider):
"""Resource support for zips and eggs"""
eagers = None
- _zip_manifests = (
- MemoizedZipManifests()
- if os.environ.get('PKG_RESOURCES_CACHE_ZIP_MANIFESTS') else
- ZipManifests()
- )
+ _zip_manifests = MemoizedZipManifests()
def __init__(self, module):
EggProvider.__init__(self, module)