Fix for #646

ba535ea4 · J. Goutin · GitHub · 7cb842e1 · ba535ea4
Commit ba535ea4 authored Jul 28, 2016 by J. Goutin Committed by GitHub Jul 28, 2016
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setuptools/msvc.py setuptools/msvc.py +4 -0

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--- a/setuptools/msvc.py
+++ b/setuptools/msvc.py
@@ -449,10 +449,14 @@ class RegistryInfo:
        for hkey in self.HKEYS:
            try:
                bkey = winreg.OpenKey(hkey, key, 0, winreg.KEY_READ)
+            except OSError:
+                continue
            except IOError:
                continue
            try:
                return winreg.QueryValueEx(bkey, name)[0]
+            except OSError:
+                pass
            except IOError:
                pass