Allow other arguments and kwargs to os.open when in the sandbox. Fixes Distribute #386.

CHANGES.txt

@@ -2,6 +2,12 @@
 CHANGES
 =======
 
+-----
+0.9.1
+-----
+
+* Distribute #386: Allow other positional and keyword arguments to os.open.
+
 ---
 0.9
 ---

setuptools/sandbox.py

@@ -270,11 +270,11 @@ class DirectorySandbox(AbstractSandbox):
             self._violation(operation, src, dst, *args, **kw)
         return (src,dst)
 
-    def open(self, file, flags, mode=0x1FF):    # 0777
+    def open(self, file, flags, mode=0x1FF, *args, **kw):    # 0777
         """Called for low-level os.open()"""
         if flags & WRITE_FLAGS and not self._ok(file):
-            self._violation("os.open", file, flags, mode)
-        return _os.open(file,flags,mode)
+            self._violation("os.open", file, flags, mode, *args, **kw)
+        return _os.open(file,flags,mode, *args, **kw)
 
 WRITE_FLAGS = reduce(
     operator.or_, [getattr(_os, a, 0) for a in