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-rw-r--r--setuptools/distutils_patch.py5
1 files changed, 3 insertions, 2 deletions
diff --git a/setuptools/distutils_patch.py b/setuptools/distutils_patch.py
index bd1b4997..c5f273dd 100644
--- a/setuptools/distutils_patch.py
+++ b/setuptools/distutils_patch.py
@@ -23,9 +23,10 @@ def clear_distutils():
def enabled():
"""
- Provide an escape hatch for environments wishing to opt out.
+ Allow selection of distutils by environment variable.
"""
- return 'SETUPTOOLS_DISTUTILS_ADOPTION_OPT_OUT' not in os.environ
+ which = os.environ.get('SETUPTOOLS_USE_DISTUTILS', 'stdlib')
+ return which == 'local'
def ensure_local_distutils():