more mods

Author: jreback

doc/source/whatsnew/v0.16.1.txt

@@ -288,6 +288,9 @@ New Behavior
    pd.Index(range(4),name='foo')
    pd.Index(range(25),name='foo')
    pd.Index(range(104),name='foo')
+   pd.CategoricalIndex(['a','bb','ccc','dddd'],ordered=True,name='foobar')
+   pd.CategoricalIndex(['a','bb','ccc','dddd']*10,ordered=True,name='foobar')
+   pd.CategoricalIndex(['a','bb','ccc','dddd']*100,ordered=True,name='foobar')
    pd.date_range('20130101',periods=4,name='foo',tz='US/Eastern')
    pd.date_range('20130101',periods=25,name='foo',tz='US/Eastern')
    pd.date_range('20130101',periods=104,name='foo',tz='US/Eastern')

pandas/core/index.py

@@ -487,14 +487,20 @@ def best_fit(values, max_len, justify=False):
         elif n > max_seq_items:
             n = min(max_seq_items//2,10)
 
-            head = [ formatter(x) for x in self[:n] ]
-            tail = [ formatter(x) for x in self[-n:] ]
-            max_len = max(best_len(head),best_len(tail))
+            head1 = [ formatter(x) for x in self[:n] ]
+            head2 = [ formatter(x) for x in self[n:(2*n)] ]
+            tail1 = [ formatter(x) for x in self[-(2*n):-n] ]
+            tail2 = [ formatter(x) for x in self[-n:] ]
+            max_len = max([ best_len(x) for x in [head1, head2, tail1, tail2]])
 
             summary = '['
-            summary += best_fit(head, max_len, justify=True)
+            summary += best_fit(head1, max_len)
+            summary += ',' + space2
+            summary += best_fit(head2, max_len)
             summary += ',' + space1 + ' ...' + space2
-            summary += best_fit(tail, max_len, justify=True)
+            summary += best_fit(tail1, max_len)
+            summary += ',' + space2
+            summary += best_fit(tail2, max_len)
             summary += '],'
             summary += space1
 

pandas/tests/test_index.py

@@ -2463,7 +2463,7 @@ def test_print_unicode_columns(self):
     def test_repr_summary(self):
         with cf.option_context('display.max_seq_items', 10):
             r = repr(pd.Index(np.arange(1000)))
-            self.assertTrue(len(r) < 150)
+            self.assertTrue(len(r) < 200)
             self.assertTrue("..." in r)
 
     def test_repr_roundtrip(self):