squash: flake8 error

Author: jgehrcke

pandas/io/pytables.py

@@ -1838,7 +1838,7 @@ def convert(self, values, nan_rep, encoding, errors, start=None,
 
         start = start if start is not None else 0
         stop = (min(stop, self.table.nrows)
-            if stop is not None else self.table.nrows)
+                if stop is not None else self.table.nrows)
         self.values = Int64Index(np.arange(stop - start))
 
         return self