FIX: do not try to close file if not yet opened

NSLS-II-HXN · Jun 9, 2016 · 403be32 · 403be32
1 parent 7325b16
commit 403be32
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/hxntools/handlers/xspress3.py b/hxntools/handlers/xspress3.py
@@ -37,8 +37,9 @@ def open(self):
 
     def close(self):
         super(Xspress3HDF5Handler, self).close()
-        self._file.close()
-        self._file = None
+        if self._file is not None:
+            self._file.close()
+            self._file = None
         self._dataset = None
 
     @property