Update tests to expect pprint formatting. Use new config location. Small update in doc.

Author: benjaminarjun

doc/source/whatsnew/v0.25.0.rst

@@ -216,7 +216,7 @@ Other API Changes
 - ``Timestamp`` and ``Timedelta`` scalars now implement the :meth:`to_numpy` method as aliases to :meth:`Timestamp.to_datetime64` and :meth:`Timedelta.to_timedelta64`, respectively. (:issue:`24653`)
 - :meth:`Timestamp.strptime` will now rise a ``NotImplementedError`` (:issue:`25016`)
 - Bug in :meth:`DatetimeIndex.snap` which didn't preserve the ``name`` of the input :class:`Index` (:issue:`25575`)
-- :meth:`Index.groupby` and dependent methods (notably :meth:`GroupBy.groups`) now return object with abbreviated repr (:issue:`1135`)
+- :meth:`Index.groupby` and dependent methods (notably :attr:`GroupBy.groups`) now return object with abbreviated repr (:issue:`1135`)
 
 .. _whatsnew_0250.deprecations:
 

pandas/core/indexes/base.py

@@ -6,6 +6,7 @@
 
 import numpy as np
 
+from pandas._config.config import get_option
 from pandas._libs import (
     algos as libalgos, index as libindex, join as libjoin, lib)
 from pandas._libs.lib import is_datetime_array
@@ -39,7 +40,6 @@
 from pandas.core.arrays import ExtensionArray
 from pandas.core.base import IndexOpsMixin, PandasObject
 import pandas.core.common as com
-from pandas.core.config import get_option
 from pandas.core.indexes.frozen import FrozenList
 import pandas.core.missing as missing
 from pandas.core.ops import get_op_result_name, make_invalid_op

pandas/tests/io/formats/test_format.py

@@ -1760,11 +1760,11 @@ def test_groups_repr_truncates(self):
 
         with option_context('display.max_rows', 2):
             x = df.groupby('a').groups
-            assert ', ... ,' in x.__repr__()
+            assert x.__repr__().endswith('...}')
 
         with option_context('display.max_rows', 5):
             x = df.groupby('a').groups
-            assert ', ... ,' not in x.__repr__()
+            assert not x.__repr__().endswith('...}')
 
 
 def gen_series_formatting():