NOT NECESSARY mitogen/parent: Ignore if STDERR is not available

If STDERR is not available, ignore the OSError since it's a non-critical error.

Signed-off-by: Marc Hartmayer <[email protected]>

Author: mhartmay

mitogen/parent.py

@@ -1465,7 +1465,10 @@ def _first_stage():
         f.write(C)
         f.close()
         os.write(1,'MITO001\n'.encode())
-        os.close(2)
+        try:
+            os.close(2)
+        except OSError:
+            pass
 
     def get_python_argv(self):
         """