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Merged
merged 3 commits into from
Feb 21, 2023
Merged

CLN: Reset global config state in tests #51506

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b5710f6
CLN: Reset global config state in tests
mroeschke Feb 20, 2023
358741d
Merge remote-tracking branch 'upstream/main' into tst/option/state_clear
mroeschke Feb 20, 2023
53c15de
Add fixture to keep current configs
mroeschke Feb 20, 2023
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88 changes: 42 additions & 46 deletions pandas/tests/io/formats/test_format.py
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Original file line number Diff line number Diff line change
Expand Up @@ -41,7 +41,6 @@
option_context,
read_csv,
reset_option,
set_option,
)
import pandas._testing as tm

Expand Down Expand Up @@ -235,12 +234,11 @@ def test_repr_truncation(self):
def test_max_colwidth_negative_int_raises(self):
# Deprecation enforced from:
# https://github.com/pandas-dev/pandas/issues/31532
width = get_option("display.max_colwidth")
with pytest.raises(
ValueError, match="Value must be a nonnegative integer or None"
):
set_option("display.max_colwidth", -1)
set_option("display.max_colwidth", width)
with option_context("display.max_colwidth", -1):
pass

def test_repr_chop_threshold(self):
df = DataFrame([[0.1, 0.5], [0.5, -0.1]])
Expand Down Expand Up @@ -1114,11 +1112,10 @@ def test_repr_corner(self):

def test_frame_info_encoding(self):
index = ["'Til There Was You (1997)", "ldum klaka (Cold Fever) (1994)"]
fmt.set_option("display.max_rows", 1)
df = DataFrame(columns=["a", "b", "c"], index=index)
repr(df)
repr(df.T)
fmt.set_option("display.max_rows", 200)
with option_context("display.max_rows", 1):
df = DataFrame(columns=["a", "b", "c"], index=index)
repr(df)
repr(df.T)

def test_wide_repr(self):
with option_context(
Expand Down Expand Up @@ -1422,40 +1419,39 @@ def test_to_string_line_width_no_index(self):

def test_to_string_float_formatting(self):
tm.reset_display_options()
fmt.set_option(
with option_context(
"display.precision",
5,
"display.notebook_repr_html",
False,
)

df = DataFrame(
{"x": [0, 0.25, 3456.000, 12e45, 1.64e6, 1.7e8, 1.253456, np.pi, -1e6]}
)
):
df = DataFrame(
{"x": [0, 0.25, 3456.000, 12e45, 1.64e6, 1.7e8, 1.253456, np.pi, -1e6]}
)

df_s = df.to_string()
df_s = df.to_string()

if _three_digit_exp():
expected = (
" x\n0 0.00000e+000\n1 2.50000e-001\n"
"2 3.45600e+003\n3 1.20000e+046\n4 1.64000e+006\n"
"5 1.70000e+008\n6 1.25346e+000\n7 3.14159e+000\n"
"8 -1.00000e+006"
)
else:
expected = (
" x\n0 0.00000e+00\n1 2.50000e-01\n"
"2 3.45600e+03\n3 1.20000e+46\n4 1.64000e+06\n"
"5 1.70000e+08\n6 1.25346e+00\n7 3.14159e+00\n"
"8 -1.00000e+06"
)
assert df_s == expected
if _three_digit_exp():
expected = (
" x\n0 0.00000e+000\n1 2.50000e-001\n"
"2 3.45600e+003\n3 1.20000e+046\n4 1.64000e+006\n"
"5 1.70000e+008\n6 1.25346e+000\n7 3.14159e+000\n"
"8 -1.00000e+006"
)
else:
expected = (
" x\n0 0.00000e+00\n1 2.50000e-01\n"
"2 3.45600e+03\n3 1.20000e+46\n4 1.64000e+06\n"
"5 1.70000e+08\n6 1.25346e+00\n7 3.14159e+00\n"
"8 -1.00000e+06"
)
assert df_s == expected

df = DataFrame({"x": [3234, 0.253]})
df_s = df.to_string()
df = DataFrame({"x": [3234, 0.253]})
df_s = df.to_string()

expected = " x\n0 3234.000\n1 0.253"
assert df_s == expected
expected = " x\n0 3234.000\n1 0.253"
assert df_s == expected

tm.reset_display_options()
assert get_option("display.precision") == 6
Expand Down Expand Up @@ -1747,19 +1743,19 @@ def test_repr_html(self, float_frame):
df = float_frame
df._repr_html_()

fmt.set_option("display.max_rows", 1, "display.max_columns", 1)
df._repr_html_()
with option_context("display.max_rows", 1, "display.max_columns", 1):
df._repr_html_()

fmt.set_option("display.notebook_repr_html", False)
df._repr_html_()
with option_context("display.notebook_repr_html", False):
df._repr_html_()

tm.reset_display_options()

df = DataFrame([[1, 2], [3, 4]])
fmt.set_option("display.show_dimensions", True)
assert "2 rows" in df._repr_html_()
fmt.set_option("display.show_dimensions", False)
assert "2 rows" not in df._repr_html_()
with option_context("display.show_dimensions", True):
assert "2 rows" in df._repr_html_()
with option_context("display.show_dimensions", False):
assert "2 rows" not in df._repr_html_()

tm.reset_display_options()

Expand Down Expand Up @@ -1923,7 +1919,7 @@ def test_info_repr_max_cols(self):
assert not has_non_verbose_info_repr(df)

# test verbose overrides
# fmt.set_option('display.max_info_columns', 4) # exceeded
# set_option('display.max_info_columns', 4) # exceeded

def test_info_repr_html(self):
max_rows = 60
Expand Down Expand Up @@ -1953,8 +1949,8 @@ def get_ipython():
repstr = df._repr_html_()
assert repstr is not None

fmt.set_option("display.max_rows", 5, "display.max_columns", 2)
repstr = df._repr_html_()
with option_context("display.max_rows", 5, "display.max_columns", 2):
repstr = df._repr_html_()

assert "class" in repstr # info fallback
tm.reset_display_options()
Expand Down