TST/CLN: remove np.assert_equal

Author: sinhrks <sinhrks@gmail.com>

Closes #13263 from sinhrks/test_assert_equal and squashes the following commits:

a5b2a67 [sinhrks] TST/CLN: remove np.assert_equal

Author: sinhrks

ci/lint.sh

@@ -15,7 +15,17 @@ if [ "$LINT" ]; then
         if [ $? -ne "0" ]; then
             RET=1
         fi
+
     done
+    echo "Linting DONE"
+
+    echo "Check for invalid testing"
+    grep -r --include '*.py' --exclude nosetester.py --exclude testing.py 'numpy.testing' pandas
+    if [ $? = "0" ]; then
+        RET=1
+    fi
+    echo "Check for invalid testing DONE"
+
 else
     echo "NOT Linting"
 fi

pandas/computation/tests/test_eval.py

@@ -12,8 +12,6 @@
 
 from numpy.random import randn, rand, randint
 import numpy as np
-from numpy.testing import assert_allclose
-from numpy.testing.decorators import slow
 
 import pandas as pd
 from pandas.core import common as com
@@ -33,7 +31,8 @@
 import pandas.lib as lib
 from pandas.util.testing import (assert_frame_equal, randbool,
                                  assertRaisesRegexp, assert_numpy_array_equal,
-                                 assert_produces_warning, assert_series_equal)
+                                 assert_produces_warning, assert_series_equal,
+                                 slow)
 from pandas.compat import PY3, u, reduce
 
 _series_frame_incompatible = _bool_ops_syms
@@ -280,9 +279,13 @@ def check_modulus(self, lhs, arith1, rhs):
         ex = 'lhs {0} rhs'.format(arith1)
         result = pd.eval(ex, engine=self.engine, parser=self.parser)
         expected = lhs % rhs
-        assert_allclose(result, expected)
+
+        tm.assert_almost_equal(result, expected)
         expected = self.ne.evaluate('expected {0} rhs'.format(arith1))
-        assert_allclose(result, expected)
+        if isinstance(result, (DataFrame, Series)):
+            tm.assert_almost_equal(result.values, expected)
+        else:
+            tm.assert_almost_equal(result, expected.item())
 
     def check_floor_division(self, lhs, arith1, rhs):
         ex = 'lhs {0} rhs'.format(arith1)
@@ -319,13 +322,13 @@ def check_pow(self, lhs, arith1, rhs):
             self.assertRaises(AssertionError, tm.assert_numpy_array_equal,
                               result, expected)
         else:
-            assert_allclose(result, expected)
+            tm.assert_almost_equal(result, expected)
 
             ex = '(lhs {0} rhs) {0} rhs'.format(arith1)
             result = pd.eval(ex, engine=self.engine, parser=self.parser)
             expected = self.get_expected_pow_result(
                 self.get_expected_pow_result(lhs, rhs), rhs)
-            assert_allclose(result, expected)
+            tm.assert_almost_equal(result, expected)
 
     def check_single_invert_op(self, lhs, cmp1, rhs):
         # simple
@@ -701,10 +704,10 @@ def check_modulus(self, lhs, arith1, rhs):
         result = pd.eval(ex, engine=self.engine, parser=self.parser)
 
         expected = lhs % rhs
-        assert_allclose(result, expected)
+        tm.assert_almost_equal(result, expected)
 
         expected = _eval_single_bin(expected, arith1, rhs, self.engine)
-        assert_allclose(result, expected)
+        tm.assert_almost_equal(result, expected)
 
     def check_alignment(self, result, nlhs, ghs, op):
         try:
@@ -1578,7 +1581,7 @@ def test_binary_functions(self):
             expr = "{0}(a, b)".format(fn)
             got = self.eval(expr)
             expect = getattr(np, fn)(a, b)
-            np.testing.assert_allclose(got, expect)
+            tm.assert_almost_equal(got, expect, check_names=False)
 
     def test_df_use_case(self):
         df = DataFrame({'a': np.random.randn(10),

pandas/io/tests/json/test_pandas.py

@@ -87,7 +87,7 @@ def test_frame_double_encoded_labels(self):
                                          orient='index'))
         df_unser = read_json(df.to_json(orient='records'), orient='records')
         assert_index_equal(df.columns, df_unser.columns)
-        np.testing.assert_equal(df.values, df_unser.values)
+        tm.assert_numpy_array_equal(df.values, df_unser.values)
 
     def test_frame_non_unique_index(self):
         df = DataFrame([['a', 'b'], ['c', 'd']], index=[1, 1],
@@ -100,9 +100,9 @@ def test_frame_non_unique_index(self):
                                          orient='split'))
         unser = read_json(df.to_json(orient='records'), orient='records')
         self.assertTrue(df.columns.equals(unser.columns))
-        np.testing.assert_equal(df.values, unser.values)
+        tm.assert_numpy_array_equal(df.values, unser.values)
         unser = read_json(df.to_json(orient='values'), orient='values')
-        np.testing.assert_equal(df.values, unser.values)
+        tm.assert_numpy_array_equal(df.values, unser.values)
 
     def test_frame_non_unique_columns(self):
         df = DataFrame([['a', 'b'], ['c', 'd']], index=[1, 2],
@@ -115,7 +115,7 @@ def test_frame_non_unique_columns(self):
         assert_frame_equal(df, read_json(df.to_json(orient='split'),
                                          orient='split', dtype=False))
         unser = read_json(df.to_json(orient='values'), orient='values')
-        np.testing.assert_equal(df.values, unser.values)
+        tm.assert_numpy_array_equal(df.values, unser.values)
 
         # GH4377; duplicate columns not processing correctly
         df = DataFrame([['a', 'b'], ['c', 'd']], index=[
@@ -487,7 +487,7 @@ def test_series_non_unique_index(self):
                                          orient='split', typ='series'))
         unser = read_json(s.to_json(orient='records'),
                           orient='records', typ='series')
-        np.testing.assert_equal(s.values, unser.values)
+        tm.assert_numpy_array_equal(s.values, unser.values)
 
     def test_series_from_json_to_json(self):
 

pandas/io/tests/json/test_ujson.py

@@ -21,8 +21,6 @@
 import pandas.compat as compat
 
 import numpy as np
-from numpy.testing import (assert_array_almost_equal_nulp,
-                           assert_approx_equal)
 from pandas import DataFrame, Series, Index, NaT, DatetimeIndex
 import pandas.util.testing as tm
 
@@ -1015,19 +1013,19 @@ def testFloatArray(self):
             inpt = arr.astype(dtype)
             outp = np.array(ujson.decode(ujson.encode(
                 inpt, double_precision=15)), dtype=dtype)
-            assert_array_almost_equal_nulp(inpt, outp)
+            tm.assert_almost_equal(inpt, outp)
 
     def testFloatMax(self):
         num = np.float(np.finfo(np.float).max / 10)
-        assert_approx_equal(np.float(ujson.decode(
+        tm.assert_almost_equal(np.float(ujson.decode(
             ujson.encode(num, double_precision=15))), num, 15)
 
         num = np.float32(np.finfo(np.float32).max / 10)
-        assert_approx_equal(np.float32(ujson.decode(
+        tm.assert_almost_equal(np.float32(ujson.decode(
             ujson.encode(num, double_precision=15))), num, 15)
 
         num = np.float64(np.finfo(np.float64).max / 10)
-        assert_approx_equal(np.float64(ujson.decode(
+        tm.assert_almost_equal(np.float64(ujson.decode(
             ujson.encode(num, double_precision=15))), num, 15)
 
     def testArrays(self):
@@ -1067,9 +1065,9 @@ def testArrays(self):
         arr = np.arange(100.202, 200.202, 1, dtype=np.float32)
         arr = arr.reshape((5, 5, 4))
         outp = np.array(ujson.decode(ujson.encode(arr)), dtype=np.float32)
-        assert_array_almost_equal_nulp(arr, outp)
+        tm.assert_almost_equal(arr, outp)
         outp = ujson.decode(ujson.encode(arr), numpy=True, dtype=np.float32)
-        assert_array_almost_equal_nulp(arr, outp)
+        tm.assert_almost_equal(arr, outp)
 
     def testOdArray(self):
         def will_raise():

pandas/io/tests/parser/common.py

@@ -10,7 +10,6 @@
 
 import nose
 import numpy as np
-from numpy.testing.decorators import slow
 from pandas.lib import Timestamp
 
 import pandas as pd
@@ -607,7 +606,7 @@ def test_url(self):
         tm.assert_frame_equal(url_table, local_table)
         # TODO: ftp testing
 
-    @slow
+    @tm.slow
     def test_file(self):
 
         # FILE

pandas/io/tests/test_excel.py

@@ -13,7 +13,6 @@
 
 from numpy import nan
 import numpy as np
-from numpy.testing.decorators import slow
 
 import pandas as pd
 from pandas import DataFrame, Index, MultiIndex
@@ -544,7 +543,7 @@ def test_read_from_s3_url(self):
         local_table = self.get_exceldf('test1')
         tm.assert_frame_equal(url_table, local_table)
 
-    @slow
+    @tm.slow
     def test_read_from_file_url(self):
 
         # FILE
@@ -1102,9 +1101,9 @@ def test_sheets(self):
             tm.assert_frame_equal(self.frame, recons)
             recons = read_excel(reader, 'test2', index_col=0)
             tm.assert_frame_equal(self.tsframe, recons)
-            np.testing.assert_equal(2, len(reader.sheet_names))
-            np.testing.assert_equal('test1', reader.sheet_names[0])
-            np.testing.assert_equal('test2', reader.sheet_names[1])
+            self.assertEqual(2, len(reader.sheet_names))
+            self.assertEqual('test1', reader.sheet_names[0])
+            self.assertEqual('test2', reader.sheet_names[1])
 
     def test_colaliases(self):
         _skip_if_no_xlrd()

pandas/io/tests/test_ga.py

@@ -7,8 +7,8 @@
 import nose
 import pandas as pd
 from pandas import compat
-from pandas.util.testing import network, assert_frame_equal, with_connectivity_check
-from numpy.testing.decorators import slow
+from pandas.util.testing import (network, assert_frame_equal,
+                                 with_connectivity_check, slow)
 import pandas.util.testing as tm
 
 if compat.PY3:

pandas/io/tests/test_html.py

@@ -16,7 +16,6 @@
 
 import numpy as np
 from numpy.random import rand
-from numpy.testing.decorators import slow
 
 from pandas import (DataFrame, MultiIndex, read_csv, Timestamp, Index,
                     date_range, Series)
@@ -129,7 +128,7 @@ def test_spam_url(self):
 
         assert_framelist_equal(df1, df2)
 
-    @slow
+    @tm.slow
     def test_banklist(self):
         df1 = self.read_html(self.banklist_data, '.*Florida.*',
                              attrs={'id': 'table'})
@@ -289,9 +288,9 @@ def test_invalid_url(self):
                 self.read_html('http://www.a23950sdfa908sd.com',
                                match='.*Water.*')
         except ValueError as e:
-            tm.assert_equal(str(e), 'No tables found')
+            self.assertEqual(str(e), 'No tables found')
 
-    @slow
+    @tm.slow
     def test_file_url(self):
         url = self.banklist_data
         dfs = self.read_html(file_path_to_url(url), 'First',
@@ -300,7 +299,7 @@ def test_file_url(self):
         for df in dfs:
             tm.assertIsInstance(df, DataFrame)
 
-    @slow
+    @tm.slow
     def test_invalid_table_attrs(self):
         url = self.banklist_data
         with tm.assertRaisesRegexp(ValueError, 'No tables found'):
@@ -311,39 +310,39 @@ def _bank_data(self, *args, **kwargs):
         return self.read_html(self.banklist_data, 'Metcalf',
                               attrs={'id': 'table'}, *args, **kwargs)
 
-    @slow
+    @tm.slow
     def test_multiindex_header(self):
         df = self._bank_data(header=[0, 1])[0]
         tm.assertIsInstance(df.columns, MultiIndex)
 
-    @slow
+    @tm.slow
     def test_multiindex_index(self):
         df = self._bank_data(index_col=[0, 1])[0]
         tm.assertIsInstance(df.index, MultiIndex)
 
-    @slow
+    @tm.slow
     def test_multiindex_header_index(self):
         df = self._bank_data(header=[0, 1], index_col=[0, 1])[0]
         tm.assertIsInstance(df.columns, MultiIndex)
         tm.assertIsInstance(df.index, MultiIndex)
 
-    @slow
+    @tm.slow
     def test_multiindex_header_skiprows_tuples(self):
         df = self._bank_data(header=[0, 1], skiprows=1, tupleize_cols=True)[0]
         tm.assertIsInstance(df.columns, Index)
 
-    @slow
+    @tm.slow
     def test_multiindex_header_skiprows(self):
         df = self._bank_data(header=[0, 1], skiprows=1)[0]
         tm.assertIsInstance(df.columns, MultiIndex)
 
-    @slow
+    @tm.slow
     def test_multiindex_header_index_skiprows(self):
         df = self._bank_data(header=[0, 1], index_col=[0, 1], skiprows=1)[0]
         tm.assertIsInstance(df.index, MultiIndex)
         tm.assertIsInstance(df.columns, MultiIndex)
 
-    @slow
+    @tm.slow
     def test_regex_idempotency(self):
         url = self.banklist_data
         dfs = self.read_html(file_path_to_url(url),
@@ -371,7 +370,7 @@ def test_python_docs_table(self):
         zz = [df.iloc[0, 0][0:4] for df in dfs]
         self.assertEqual(sorted(zz), sorted(['Repo', 'What']))
 
-    @slow
+    @tm.slow
     def test_thousands_macau_stats(self):
         all_non_nan_table_index = -2
         macau_data = os.path.join(DATA_PATH, 'macau.html')
@@ -381,7 +380,7 @@ def test_thousands_macau_stats(self):
 
         self.assertFalse(any(s.isnull().any() for _, s in df.iteritems()))
 
-    @slow
+    @tm.slow
     def test_thousands_macau_index_col(self):
         all_non_nan_table_index = -2
         macau_data = os.path.join(DATA_PATH, 'macau.html')
@@ -522,7 +521,7 @@ def test_nyse_wsj_commas_table(self):
         self.assertEqual(df.shape[0], nrows)
         self.assertTrue(df.columns.equals(columns))
 
-    @slow
+    @tm.slow
     def test_banklist_header(self):
         from pandas.io.html import _remove_whitespace
 
@@ -561,7 +560,7 @@ def try_remove_ws(x):
                                                              coerce=True)
         tm.assert_frame_equal(converted, gtnew)
 
-    @slow
+    @tm.slow
     def test_gold_canyon(self):
         gc = 'Gold Canyon'
         with open(self.banklist_data, 'r') as f:
@@ -663,7 +662,7 @@ def test_wikipedia_states_table(self):
         assert os.path.isfile(data), '%r is not a file' % data
         assert os.path.getsize(data), '%r is an empty file' % data
         result = self.read_html(data, 'Arizona', header=1)[0]
-        nose.tools.assert_equal(result['sq mi'].dtype, np.dtype('float64'))
+        self.assertEqual(result['sq mi'].dtype, np.dtype('float64'))
 
     def test_bool_header_arg(self):
         # GH 6114
@@ -753,7 +752,7 @@ def test_works_on_valid_markup(self):
         tm.assertIsInstance(dfs, list)
         tm.assertIsInstance(dfs[0], DataFrame)
 
-    @slow
+    @tm.slow
     def test_fallback_success(self):
         _skip_if_none_of(('bs4', 'html5lib'))
         banklist_data = os.path.join(DATA_PATH, 'banklist.html')
@@ -796,7 +795,7 @@ def get_elements_from_file(url, element='table'):
     return soup.find_all(element)
 
 
-@slow
+@tm.slow
 def test_bs4_finds_tables():
     filepath = os.path.join(DATA_PATH, "spam.html")
     with warnings.catch_warnings():
@@ -811,13 +810,13 @@ def get_lxml_elements(url, element):
     return doc.xpath('.//{0}'.format(element))
 
 
-@slow
+@tm.slow
 def test_lxml_finds_tables():
     filepath = os.path.join(DATA_PATH, "spam.html")
     assert get_lxml_elements(filepath, 'table')
 
 
-@slow
+@tm.slow
 def test_lxml_finds_tbody():
     filepath = os.path.join(DATA_PATH, "spam.html")
     assert get_lxml_elements(filepath, 'tbody')