CLN/TST: Remove old filterwarnings (#50368)

Author: mroeschke

pandas/tests/arrays/sparse/test_array.py

@@ -1,5 +1,4 @@
 import re
-import warnings
 
 import numpy as np
 import pytest
@@ -138,12 +137,9 @@ def test_pickle(self, fix, request):
 
     def test_generator_warnings(self):
         sp_arr = SparseArray([1, 2, 3])
-        with warnings.catch_warnings(record=True) as w:
-            warnings.filterwarnings(action="always", category=DeprecationWarning)
-            warnings.filterwarnings(action="always", category=PendingDeprecationWarning)
+        with tm.assert_produces_warning(None):
             for _ in sp_arr:
                 pass
-            assert len(w) == 0
 
     def test_where_retain_fill_value(self):
         # GH#45691 don't lose fill_value on _where

pandas/tests/computation/test_eval.py

@@ -1362,7 +1362,6 @@ def test_query_inplace(self):
         tm.assert_dict_equal(df, expected)
 
     @pytest.mark.parametrize("invalid_target", [1, "cat", [1, 2], np.array([]), (1, 3)])
-    @pytest.mark.filterwarnings("ignore::FutureWarning")
     def test_cannot_item_assign(self, invalid_target):
         msg = "Cannot assign expression output to target"
         expression = "a = 1 + 2"

pandas/tests/frame/test_repr_info.py

@@ -3,7 +3,6 @@
     timedelta,
 )
 from io import StringIO
-import warnings
 
 import numpy as np
 import pytest
@@ -206,9 +205,6 @@ def test_repr_big(self):
     def test_repr_unsortable(self, float_frame):
         # columns are not sortable
 
-        warn_filters = warnings.filters
-        warnings.filterwarnings("ignore", category=FutureWarning, module=".*format")
-
         unsortable = DataFrame(
             {
                 "foo": [1] * 50,
@@ -231,8 +227,6 @@ def test_repr_unsortable(self, float_frame):
 
         tm.reset_display_options()
 
-        warnings.filters = warn_filters
-
     def test_repr_unicode(self):
         uval = "\u03c3\u03c3\u03c3\u03c3"
 

pandas/tests/frame/test_ufunc.py

@@ -4,7 +4,6 @@
 import numpy as np
 import pytest
 
-from pandas.compat.numpy import np_version_gte1p22
 import pandas.util._test_decorators as td
 
 import pandas as pd
@@ -264,12 +263,6 @@ def test_alignment_deprecation_many_inputs(request):
         vectorize,
     )
 
-    if np_version_gte1p22:
-        mark = pytest.mark.filterwarnings(
-            "ignore:`np.MachAr` is deprecated.*:DeprecationWarning"
-        )
-        request.node.add_marker(mark)
-
     @vectorize([float64(float64, float64, float64)])
     def my_ufunc(x, y, z):
         return x + y + z

pandas/tests/indexes/multi/test_formats.py

@@ -1,5 +1,3 @@
-import warnings
-
 import numpy as np
 import pytest
 
@@ -23,15 +21,11 @@ def test_format_integer_names():
 
 
 def test_format_sparse_config(idx):
-    warn_filters = warnings.filters
-    warnings.filterwarnings("ignore", category=FutureWarning, module=".*format")
     # GH1538
     with pd.option_context("display.multi_sparse", False):
         result = idx.format()
     assert result[1] == "foo  two"
 
-    warnings.filters = warn_filters
-
 
 def test_format_sparse_display():
     index = MultiIndex(

pandas/tests/io/formats/test_format.py

@@ -171,7 +171,6 @@ def has_expanded_repr(df):
     return False
 
 
-@pytest.mark.filterwarnings("ignore::FutureWarning:.*format")
 class TestDataFrameFormatting:
     def test_eng_float_formatter(self, float_frame):
         df = float_frame

pandas/tests/io/parser/test_parse_dates.py

@@ -10,7 +10,6 @@
     timezone,
 )
 from io import StringIO
-import warnings
 
 from dateutil.parser import parse as du_parse
 from hypothesis import given
@@ -1751,11 +1750,9 @@ def test_hypothesis_delimited_date(
         )
     date_string = test_datetime.strftime(date_format.replace(" ", delimiter))
 
-    with warnings.catch_warnings():
-        warnings.filterwarnings("ignore", category=UserWarning)
-        except_out_dateutil, result = _helper_hypothesis_delimited_date(
-            parse_datetime_string, date_string, dayfirst=dayfirst
-        )
+    except_out_dateutil, result = _helper_hypothesis_delimited_date(
+        parse_datetime_string, date_string, dayfirst=dayfirst
+    )
     except_in_dateutil, expected = _helper_hypothesis_delimited_date(
         du_parse,
         date_string,

pandas/tests/io/pytables/__init__.py

@@ -5,7 +5,6 @@
     pytest.mark.filterwarnings(
         "ignore:a closed node found in the registry:UserWarning"
     ),
-    pytest.mark.filterwarnings(r"ignore:tostring\(\) is deprecated:DeprecationWarning"),
     pytest.mark.filterwarnings(
         r"ignore:`np\.object` is a deprecated alias.*:DeprecationWarning"
     ),

pandas/tests/test_downstream.py

@@ -158,10 +158,6 @@ def test_oo_optimized_datetime_index_unpickle():
     # patsy needs to update their imports
     "ignore:Using or importing the ABCs from 'collections:DeprecationWarning"
 )
-@pytest.mark.filterwarnings(
-    # numpy 1.22
-    "ignore:`np.MachAr` is deprecated.*:DeprecationWarning"
-)
 def test_statsmodels():
 
     statsmodels = import_module("statsmodels")  # noqa:F841

pandas/tests/window/test_api.py

@@ -337,7 +337,6 @@ def test_multiple_agg_funcs(func, window_size, expected_vals):
     tm.assert_frame_equal(result, expected)
 
 
-@pytest.mark.filterwarnings("ignore:min_periods:FutureWarning")
 def test_dont_modify_attributes_after_methods(
     arithmetic_win_operators, closed, center, min_periods, step
 ):

pyproject.toml

@@ -297,11 +297,6 @@ doctest_optionflags = [
   "ELLIPSIS",
 ]
 filterwarnings = [
-  "error:Sparse:FutureWarning",
-  "error:The SparseArray:FutureWarning",
-  # Deprecation gives warning on import during pytest collection
-  "ignore:pandas.core.index is deprecated:FutureWarning:importlib",
-  "ignore:pandas.util.testing is deprecated:FutureWarning:importlib",
   # Will be fixed in numba 0.56: https://github.com/numba/numba/issues/7758
   "ignore:`np.MachAr` is deprecated:DeprecationWarning:numba",
 ]