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COMPAT: numpy test warnings #30345

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Merged
merged 13 commits into from
Jan 21, 2020
Merged

COMPAT: numpy test warnings #30345

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f2ab649
fix test warnings
nschloe Dec 19, 2019
126123f
fix line-too-long
nschloe Dec 19, 2019
2d8b01c
pytest.warns -> tm.assert_produces_warning
nschloe Dec 19, 2019
273cd06
don't check stacklevel on warnings test
nschloe Dec 19, 2019
381ad46
better warning interception in test_datetimelike.py
nschloe Dec 20, 2019
11536f2
add descriptions to some warning interceptors
nschloe Dec 20, 2019
f231957
isort
nschloe Dec 20, 2019
398811b
make black
nschloe Dec 20, 2019
1b4c8c1
revert refcheck=False
nschloe Dec 23, 2019
cd0bf2b
Merge remote-tracking branch 'upstream/master' into fix-test-warnings
nschloe Jan 1, 2020
1a9b188
ignore warning
nschloe Jan 3, 2020
4f5fd4c
Merge remote-tracking branch 'upstream/master' into fix-test-warnings
nschloe Jan 6, 2020
44f7793
remove FutureWarning requirement (has been fixed in pandas)
nschloe Jan 20, 2020
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2 changes: 1 addition & 1 deletion pandas/plotting/_matplotlib/misc.py
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Original file line number Diff line number Diff line change
Expand Up @@ -210,7 +210,7 @@ def f(t):
# appropriately. Take a copy of amplitudes as otherwise numpy
# deletes the element from amplitudes itself.
coeffs = np.delete(np.copy(amplitudes), 0)
coeffs.resize(int((coeffs.size + 1) / 2), 2)
coeffs.resize(int((coeffs.size + 1) / 2), 2, refcheck=False)

# Generate the harmonics and arguments for the sin and cos
# functions.
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2 changes: 2 additions & 0 deletions pandas/tests/arrays/test_integer.py
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Expand Up @@ -827,6 +827,8 @@ def test_astype_nansafe():


@pytest.mark.parametrize("ufunc", [np.abs, np.sign])
# np.sign emits a warning with nans, <https://github.com/numpy/numpy/issues/15127>
@pytest.mark.filterwarnings("ignore:invalid value encountered in sign")
def test_ufuncs_single_int(ufunc):
a = integer_array([1, 2, -3, np.nan])
result = ufunc(a)
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18 changes: 12 additions & 6 deletions pandas/tests/computation/test_eval.py
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Expand Up @@ -1210,25 +1210,31 @@ def test_truediv(self):
ex = "s / 1"
d = {"s": s} # noqa

res = self.eval(ex, truediv=False)
with tm.assert_produces_warning(FutureWarning):
res = self.eval(ex, truediv=False)
tm.assert_numpy_array_equal(res, np.array([1.0]))

res = self.eval(ex, truediv=True)
with tm.assert_produces_warning(FutureWarning):
res = self.eval(ex, truediv=True)
tm.assert_numpy_array_equal(res, np.array([1.0]))

res = self.eval("1 / 2", truediv=True)
with tm.assert_produces_warning(FutureWarning):
res = self.eval("1 / 2", truediv=True)
expec = 0.5
assert res == expec

res = self.eval("1 / 2", truediv=False)
with tm.assert_produces_warning(FutureWarning):
res = self.eval("1 / 2", truediv=False)
expec = 0.5
assert res == expec

res = self.eval("s / 2", truediv=False)
with tm.assert_produces_warning(FutureWarning):
res = self.eval("s / 2", truediv=False)
expec = 0.5
assert res == expec

res = self.eval("s / 2", truediv=True)
with tm.assert_produces_warning(FutureWarning):
res = self.eval("s / 2", truediv=True)
expec = 0.5
assert res == expec

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4 changes: 4 additions & 0 deletions pandas/tests/plotting/test_datetimelike.py
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Expand Up @@ -44,6 +44,10 @@ def teardown_method(self, method):
tm.close()

@pytest.mark.slow
@pytest.mark.filterwarnings(
"ignore:Converting to PeriodArray/Index representation "
"will drop timezone information."
)
def test_ts_plot_with_tz(self, tz_aware_fixture):
# GH2877, GH17173
tz = tz_aware_fixture
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3 changes: 2 additions & 1 deletion pandas/tests/plotting/test_frame.py
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Expand Up @@ -538,7 +538,8 @@ def test_subplots_timeseries_y_axis(self):
ax_datetime_no_tz.get_lines()[0].get_data()[1]
== testdata["datetime_no_tz"].values
).all()
ax_datetime_all_tz = testdata.plot(y="datetime_all_tz")
with tm.assert_produces_warning(FutureWarning, check_stacklevel=False):
ax_datetime_all_tz = testdata.plot(y="datetime_all_tz")
assert (
ax_datetime_all_tz.get_lines()[0].get_data()[1]
== testdata["datetime_all_tz"].values
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