fix #812 : Array.reindex does not longer print a spurious warning message when the axes_to_reindex argument is the name of the axis to reindex

Author: alixdamman

doc/source/changes/version_0_32.rst.inc

@@ -55,3 +55,6 @@ Fixes
 ^^^^^
 
 * fixed binary operations between a session and an array object (closes :issue:`807`).
+
+* fixed the :py:obj:`Array.reindex()` printing a spurious warning message when the
+  `axes_to_reindex` argument is the name of the axis to reindex (closes :issue:`812`)

larray/core/array.py

@@ -1595,11 +1595,8 @@ def reindex(self, axes_to_reindex=None, new_axis=None, fill_value=nan, inplace=F
         a1   c0   2   1
         """
         # XXX: can't we move this to AxisCollection.replace?
-        if isinstance(axes_to_reindex, basestring):
-            try:
-                axes_to_reindex = Axis(axes_to_reindex)
-            except:
-                pass
+        if isinstance(axes_to_reindex, basestring) and '=' in axes_to_reindex:
+            axes_to_reindex = Axis(axes_to_reindex)
         if isinstance(axes_to_reindex, (Group, Axis)) and not isinstance(axes_to_reindex, AxisReference):
             new_axis = axes_to_reindex if isinstance(axes_to_reindex, Axis) else Axis(axes_to_reindex)
             axes_to_reindex = self.axes[new_axis]