PKG: Exclude data test files.

doc/source/whatsnew/v0.23.2.txt

@@ -37,6 +37,11 @@ Documentation Changes
 -
 -
 
+Build Changes
+-------------
+
+- The source and binary distributions no longer include test files, resulting in smaller download sizes. Tests relying on these files will be skipped when using ``pandas.test()``. (:issue:`19320`)
+
 .. _whatsnew_0232.bug_fixes:
 
 Bug Fixes

pandas/conftest.py

@@ -171,6 +171,14 @@ def iris(datapath):
     return pandas.read_csv(datapath('data', 'iris.csv'))
 
 
+@pytest.fixture(params=['nlargest', 'nsmallest'])
+def nselect_method(request):
+    """
+    Fixture for trying all nselect methods
+    """
+    return request.param
+
+
 @pytest.fixture(params=[None, np.nan, pd.NaT, float('nan'), np.float('NaN')])
 def nulls_fixture(request):
     """

pandas/tests/util/test_testing.py

@@ -851,6 +851,6 @@ def test_datapath_missing(datapath, request):
     with pytest.raises(ValueError):
         datapath('not_a_file')
 
-    result = datapath('data/iris.csv')
+    result = datapath('data', 'iris.csv')
     expected = os.path.join('pandas', 'tests', 'data', 'iris.csv')
     assert result == expected