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TST: Create test for #30122 about display.precision #45185

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Merged
merged 4 commits into from
Jan 8, 2022
Merged

TST: Create test for #30122 about display.precision #45185

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2d17bb5
TST: Create test for #30122 about display.precision
dhruvsamdani Jan 4, 2022
2629b9b
Updated expected values to be hard coded in parameterization
dhruvsamdani Jan 4, 2022
ca0ab10
Updated expected values to be hard coded strings in parameterization
dhruvsamdani Jan 4, 2022
01d2cbd
Merge remote-tracking branch 'upstream/master' into test-for-precision
dhruvsamdani Jan 7, 2022
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19 changes: 19 additions & 0 deletions pandas/tests/io/formats/test_format.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2874,6 +2874,25 @@ def test_output_display_precision_trailing_zeroes(self):
expected_output = "0 840\n1 4200\ndtype: float64"
assert str(s) == expected_output

@pytest.mark.parametrize(
"value,expected",
[
([9.4444], " 0\n0 9"),
([0.49], " 0\n0 5e-01"),
([10.9999], " 0\n0 11"),
([9.5444, 9.6], " 0\n0 10\n1 10"),
([0.46, 0.78, -9.9999], " 0\n0 5e-01\n1 8e-01\n2 -1e+01"),
],
)
def test_set_option_precision(self, value, expected):
# Issue #30122
# Precision was incorrectly shown

with option_context("display.precision", 0):

df_value = DataFrame(value)
assert str(df_value) == expected

def test_output_significant_digits(self):
# Issue #9764

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