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-rw-r--r--setuptools/dist.py5
1 files changed, 3 insertions, 2 deletions
diff --git a/setuptools/dist.py b/setuptools/dist.py
index 68c8747a..1bd89ddd 100644
--- a/setuptools/dist.py
+++ b/setuptools/dist.py
@@ -369,11 +369,12 @@ class Distribution(Distribution_parse_config_files, _Distribution):
Move requirements in `install_requires` that
are using environment markers to `extras_require`.
"""
- if not self.install_requires:
+ if not getattr(self, 'install_requires', None):
return
+ extras_require = getattr(self, 'extras_require', None)
extras_require = defaultdict(list, (
(k, list(pkg_resources.parse_requirements(v)))
- for k, v in (self.extras_require or {}).items()
+ for k, v in (extras_require or {}).items()
))
install_requires = []
for r in pkg_resources.parse_requirements(self.install_requires):