From 22a8ace27c7d7aadfa0fa9311686541a2169092c Mon Sep 17 00:00:00 2001
From: "Jason R. Coombs" <jaraco@jaraco.com>
Date: Sat, 19 Sep 2015 18:07:48 +0200
Subject: Only return results that are files. Fixes failing test and corrects
 additional regression in 18.3.

---
 setuptools/__init__.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/setuptools/__init__.py b/setuptools/__init__.py
index a7d75ed4..712ec082 100644
--- a/setuptools/__init__.py
+++ b/setuptools/__init__.py
@@ -144,11 +144,12 @@ def _find_all_simple(path):
     """
     Find all files under 'path'
     """
-    return (
+    results = (
         os.path.join(base, file)
         for base, dirs, files in os.walk(path, followlinks=True)
         for file in files
     )
+    return filter(os.path.isfile, results)
 
 
 def findall(dir=os.curdir):
-- 
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