From dae6d0d8142b6eabf322f2d3f6faab6ccb0e58f5 2013-10-29 16:15:55
From: Thomas Kluyver <takowl@gmail.com>
Date: 2013-10-29 16:15:55
Subject: [PATCH] Fix renaming scripts

---

diff --git a/setupbase.py b/setupbase.py
index 8319f00..54ab2ad 100644
--- a/setupbase.py
+++ b/setupbase.py
@@ -357,6 +357,8 @@ class build_scripts_rename(build_scripts):
         new_outfiles = [p + self._suffix for p in outfiles]
         updated_files = [p + self._suffix for p in updated_files]
         for old, new in zip(outfiles, new_outfiles):
+            if os.path.exists(new):
+                os.unlink(new) 
             self.move_file(old, new)
         return new_outfiles, updated_files