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-rw-r--r--setuptools/command/build_py.py8
1 files changed, 6 insertions, 2 deletions
diff --git a/setuptools/command/build_py.py b/setuptools/command/build_py.py
index 3ae331fd..55aed230 100644
--- a/setuptools/command/build_py.py
+++ b/setuptools/command/build_py.py
@@ -197,8 +197,12 @@ class build_py(orig.build_py, Mixin2to3):
)
seen = {}
return [
- f for f in files if f not in bad
- and f not in seen and seen.setdefault(f, 1) # ditch dupes
+ fn
+ for fn in files
+ if fn not in bad
+ # ditch dupes
+ and fn not in seen
+ and seen.setdefault(fn, 1)
]