CLN: removed convert_objects step in create_axes (no longer needed)

Author: jreback

pandas/io/pytables.py

@@ -2116,22 +2116,6 @@ def get_object(self, obj):
         """ return the data for this obj """
         return obj
 
-    def convert_objects(self, obj):
-        """ attempt to convert any object fields; don't touch other fields
-            if we are converting anything, copy the object and modify the copy """
-        new_obj = None
-        convert_f = lambda x: lib.maybe_convert_objects(x, convert_datetime=True)
-
-        for col, s in obj.iteritems():
-            if s.dtype == np.object_:
-                if new_obj is None:
-                    new_obj = obj.copy()
-                new_obj[col] = convert_f(s)
-                    
-        if new_obj is not None:
-            return new_obj
-        return obj
-
     def create_axes(self, axes, obj, validate=True, nan_rep=None, data_columns=None, min_itemsize=None, **kwargs):
         """ create and return the axes
               leagcy tables create an indexable column, indexable index, non-indexable fields
@@ -2177,9 +2161,6 @@ def create_axes(self, axes, obj, validate=True, nan_rep=None, data_columns=None,
             nan_rep = 'nan'
         self.nan_rep = nan_rep
 
-        # convert the objects if we can to better divine dtypes
-        obj = self.convert_objects(obj)
-
         # create axes to index and non_index
         index_axes_map = dict()
         for i, a in enumerate(obj.axes):
@@ -2780,9 +2761,6 @@ def get_object(self, obj):
             obj = obj.transpose(*self.data_orientation)
         return obj
 
-    def convert_objects(self, obj):
-        return obj
-
     @property
     def is_transposed(self):
         return self.data_orientation != tuple(range(self.ndim))