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test_html.py
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from textwrap import (
dedent,
indent,
)
import numpy as np
import pytest
from pandas import (
DataFrame,
MultiIndex,
option_context,
)
jinja2 = pytest.importorskip("jinja2")
from pandas.io.formats.style import Styler
loader = jinja2.PackageLoader("pandas", "io/formats/templates")
env = jinja2.Environment(loader=loader, trim_blocks=True)
@pytest.fixture
def styler():
return Styler(DataFrame([[2.61], [2.69]], index=["a", "b"], columns=["A"]))
@pytest.fixture
def styler_mi():
midx = MultiIndex.from_product([["a", "b"], ["c", "d"]])
return Styler(DataFrame(np.arange(16).reshape(4, 4), index=midx, columns=midx))
@pytest.fixture
def tpl_style():
return env.get_template("html_style.tpl")
@pytest.fixture
def tpl_table():
return env.get_template("html_table.tpl")
def test_html_template_extends_options():
# make sure if templates are edited tests are updated as are setup fixtures
# to understand the dependency
with open("pandas/io/formats/templates/html.tpl") as file:
result = file.read()
assert "{% include html_style_tpl %}" in result
assert "{% include html_table_tpl %}" in result
def test_exclude_styles(styler):
result = styler.to_html(exclude_styles=True, doctype_html=True)
expected = dedent(
"""\
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
</head>
<body>
<table>
<thead>
<tr>
<th > </th>
<th >A</th>
</tr>
</thead>
<tbody>
<tr>
<th >a</th>
<td >2.610000</td>
</tr>
<tr>
<th >b</th>
<td >2.690000</td>
</tr>
</tbody>
</table>
</body>
</html>
"""
)
assert result == expected
def test_w3_html_format(styler):
styler.set_uuid("").set_table_styles(
[{"selector": "th", "props": "att2:v2;"}]
).applymap(lambda x: "att1:v1;").set_table_attributes(
'class="my-cls1" style="attr3:v3;"'
).set_td_classes(
DataFrame(["my-cls2"], index=["a"], columns=["A"])
).format(
"{:.1f}"
).set_caption(
"A comprehensive test"
)
expected = dedent(
"""\
<style type="text/css">
#T_ th {
att2: v2;
}
#T__row0_col0, #T__row1_col0 {
att1: v1;
}
</style>
<table id="T_" class="my-cls1" style="attr3:v3;">
<caption>A comprehensive test</caption>
<thead>
<tr>
<th class="blank level0" > </th>
<th id="T__level0_col0" class="col_heading level0 col0" >A</th>
</tr>
</thead>
<tbody>
<tr>
<th id="T__level0_row0" class="row_heading level0 row0" >a</th>
<td id="T__row0_col0" class="data row0 col0 my-cls2" >2.6</td>
</tr>
<tr>
<th id="T__level0_row1" class="row_heading level0 row1" >b</th>
<td id="T__row1_col0" class="data row1 col0" >2.7</td>
</tr>
</tbody>
</table>
"""
)
assert expected == styler.to_html()
def test_colspan_w3():
# GH 36223
df = DataFrame(data=[[1, 2]], columns=[["l0", "l0"], ["l1a", "l1b"]])
styler = Styler(df, uuid="_", cell_ids=False)
assert '<th class="col_heading level0 col0" colspan="2">l0</th>' in styler.to_html()
def test_rowspan_w3():
# GH 38533
df = DataFrame(data=[[1, 2]], index=[["l0", "l0"], ["l1a", "l1b"]])
styler = Styler(df, uuid="_", cell_ids=False)
assert '<th class="row_heading level0 row0" rowspan="2">l0</th>' in styler.to_html()
def test_styles(styler):
styler.set_uuid("abc")
styler.set_table_styles([{"selector": "td", "props": "color: red;"}])
result = styler.to_html(doctype_html=True)
expected = dedent(
"""\
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<style type="text/css">
#T_abc td {
color: red;
}
</style>
</head>
<body>
<table id="T_abc">
<thead>
<tr>
<th class="blank level0" > </th>
<th id="T_abc_level0_col0" class="col_heading level0 col0" >A</th>
</tr>
</thead>
<tbody>
<tr>
<th id="T_abc_level0_row0" class="row_heading level0 row0" >a</th>
<td id="T_abc_row0_col0" class="data row0 col0" >2.610000</td>
</tr>
<tr>
<th id="T_abc_level0_row1" class="row_heading level0 row1" >b</th>
<td id="T_abc_row1_col0" class="data row1 col0" >2.690000</td>
</tr>
</tbody>
</table>
</body>
</html>
"""
)
assert result == expected
def test_doctype(styler):
result = styler.to_html(doctype_html=False)
assert "<html>" not in result
assert "<body>" not in result
assert "<!DOCTYPE html>" not in result
assert "<head>" not in result
def test_doctype_encoding(styler):
with option_context("styler.render.encoding", "ASCII"):
result = styler.to_html(doctype_html=True)
assert '<meta charset="ASCII">' in result
result = styler.to_html(doctype_html=True, encoding="ANSI")
assert '<meta charset="ANSI">' in result
def test_bold_headers_arg(styler):
result = styler.to_html(bold_headers=True)
assert "th {\n font-weight: bold;\n}" in result
result = styler.to_html()
assert "th {\n font-weight: bold;\n}" not in result
def test_caption_arg(styler):
result = styler.to_html(caption="foo bar")
assert "<caption>foo bar</caption>" in result
result = styler.to_html()
assert "<caption>foo bar</caption>" not in result
def test_block_names(tpl_style, tpl_table):
# catch accidental removal of a block
expected_style = {
"before_style",
"style",
"table_styles",
"before_cellstyle",
"cellstyle",
}
expected_table = {
"before_table",
"table",
"caption",
"thead",
"tbody",
"after_table",
"before_head_rows",
"head_tr",
"after_head_rows",
"before_rows",
"tr",
"after_rows",
}
result1 = set(tpl_style.blocks)
assert result1 == expected_style
result2 = set(tpl_table.blocks)
assert result2 == expected_table
def test_from_custom_template_table(tmpdir):
p = tmpdir.mkdir("tpl").join("myhtml_table.tpl")
p.write(
dedent(
"""\
{% extends "html_table.tpl" %}
{% block table %}
<h1>{{custom_title}}</h1>
{{ super() }}
{% endblock table %}"""
)
)
result = Styler.from_custom_template(str(tmpdir.join("tpl")), "myhtml_table.tpl")
assert issubclass(result, Styler)
assert result.env is not Styler.env
assert result.template_html_table is not Styler.template_html_table
styler = result(DataFrame({"A": [1, 2]}))
assert "<h1>My Title</h1>\n\n\n<table" in styler.to_html(custom_title="My Title")
def test_from_custom_template_style(tmpdir):
p = tmpdir.mkdir("tpl").join("myhtml_style.tpl")
p.write(
dedent(
"""\
{% extends "html_style.tpl" %}
{% block style %}
<link rel="stylesheet" href="mystyle.css">
{{ super() }}
{% endblock style %}"""
)
)
result = Styler.from_custom_template(
str(tmpdir.join("tpl")), html_style="myhtml_style.tpl"
)
assert issubclass(result, Styler)
assert result.env is not Styler.env
assert result.template_html_style is not Styler.template_html_style
styler = result(DataFrame({"A": [1, 2]}))
assert '<link rel="stylesheet" href="mystyle.css">\n\n<style' in styler.to_html()
def test_caption_as_sequence(styler):
styler.set_caption(("full cap", "short cap"))
assert "<caption>full cap</caption>" in styler.to_html()
@pytest.mark.parametrize("index", [False, True])
@pytest.mark.parametrize("columns", [False, True])
@pytest.mark.parametrize("index_name", [True, False])
def test_sticky_basic(styler, index, columns, index_name):
if index_name:
styler.index.name = "some text"
if index:
styler.set_sticky(axis=0)
if columns:
styler.set_sticky(axis=1)
left_css = (
"#T_ {0} {{\n position: sticky;\n background-color: inherit;\n"
" left: 0px;\n z-index: {1};\n}}"
)
top_css = (
"#T_ {0} {{\n position: sticky;\n background-color: inherit;\n"
" top: {1}px;\n z-index: {2};\n{3}}}"
)
res = styler.set_uuid("").to_html()
# test index stickys over thead and tbody
assert (left_css.format("thead tr th:nth-child(1)", "3 !important") in res) is index
assert (left_css.format("tbody tr th:nth-child(1)", "1") in res) is index
# test column stickys including if name row
assert (
top_css.format("thead tr:nth-child(1) th", "0", "2", " height: 25px;\n") in res
) is (columns and index_name)
assert (
top_css.format("thead tr:nth-child(2) th", "25", "2", " height: 25px;\n")
in res
) is (columns and index_name)
assert (top_css.format("thead tr:nth-child(1) th", "0", "2", "") in res) is (
columns and not index_name
)
@pytest.mark.parametrize("index", [False, True])
@pytest.mark.parametrize("columns", [False, True])
def test_sticky_mi(styler_mi, index, columns):
if index:
styler_mi.set_sticky(axis=0)
if columns:
styler_mi.set_sticky(axis=1)
left_css = (
"#T_ {0} {{\n position: sticky;\n background-color: inherit;\n"
" left: {1}px;\n min-width: 75px;\n max-width: 75px;\n z-index: {2};\n}}"
)
top_css = (
"#T_ {0} {{\n position: sticky;\n background-color: inherit;\n"
" top: {1}px;\n height: 25px;\n z-index: {2};\n}}"
)
res = styler_mi.set_uuid("").to_html()
# test the index stickys for thead and tbody over both levels
assert (
left_css.format("thead tr th:nth-child(1)", "0", "3 !important") in res
) is index
assert (left_css.format("tbody tr th.level0", "0", "1") in res) is index
assert (
left_css.format("thead tr th:nth-child(2)", "75", "3 !important") in res
) is index
assert (left_css.format("tbody tr th.level1", "75", "1") in res) is index
# test the column stickys for each level row
assert (top_css.format("thead tr:nth-child(1) th", "0", "2") in res) is columns
assert (top_css.format("thead tr:nth-child(2) th", "25", "2") in res) is columns
@pytest.mark.parametrize("index", [False, True])
@pytest.mark.parametrize("columns", [False, True])
@pytest.mark.parametrize("levels", [[1], ["one"], "one"])
def test_sticky_levels(styler_mi, index, columns, levels):
styler_mi.index.names, styler_mi.columns.names = ["zero", "one"], ["zero", "one"]
if index:
styler_mi.set_sticky(axis=0, levels=levels)
if columns:
styler_mi.set_sticky(axis=1, levels=levels)
left_css = (
"#T_ {0} {{\n position: sticky;\n background-color: inherit;\n"
" left: {1}px;\n min-width: 75px;\n max-width: 75px;\n z-index: {2};\n}}"
)
top_css = (
"#T_ {0} {{\n position: sticky;\n background-color: inherit;\n"
" top: {1}px;\n height: 25px;\n z-index: {2};\n}}"
)
res = styler_mi.set_uuid("").to_html()
# test no sticking of level0
assert "#T_ thead tr th:nth-child(1)" not in res
assert "#T_ tbody tr th.level0" not in res
assert "#T_ thead tr:nth-child(1) th" not in res
# test sticking level1
assert (
left_css.format("thead tr th:nth-child(2)", "0", "3 !important") in res
) is index
assert (left_css.format("tbody tr th.level1", "0", "1") in res) is index
assert (top_css.format("thead tr:nth-child(2) th", "0", "2") in res) is columns
def test_sticky_raises(styler):
with pytest.raises(ValueError, match="No axis named bad for object type DataFrame"):
styler.set_sticky(axis="bad")
@pytest.mark.parametrize(
"sparse_index, sparse_columns",
[(True, True), (True, False), (False, True), (False, False)],
)
def test_sparse_options(sparse_index, sparse_columns):
cidx = MultiIndex.from_tuples([("Z", "a"), ("Z", "b"), ("Y", "c")])
ridx = MultiIndex.from_tuples([("A", "a"), ("A", "b"), ("B", "c")])
df = DataFrame([[1, 2, 3], [4, 5, 6], [7, 8, 9]], index=ridx, columns=cidx)
styler = df.style
default_html = styler.to_html() # defaults under pd.options to (True , True)
with option_context(
"styler.sparse.index", sparse_index, "styler.sparse.columns", sparse_columns
):
html1 = styler.to_html()
assert (html1 == default_html) is (sparse_index and sparse_columns)
html2 = styler.to_html(sparse_index=sparse_index, sparse_columns=sparse_columns)
assert html1 == html2
@pytest.mark.parametrize("index", [True, False])
@pytest.mark.parametrize("columns", [True, False])
def test_applymap_header_cell_ids(styler, index, columns):
# GH 41893
func = lambda v: "attr: val;"
styler.uuid, styler.cell_ids = "", False
if index:
styler.applymap_index(func, axis="index")
if columns:
styler.applymap_index(func, axis="columns")
result = styler.to_html()
# test no data cell ids
assert '<td class="data row0 col0" >2.610000</td>' in result
assert '<td class="data row1 col0" >2.690000</td>' in result
# test index header ids where needed and css styles
assert (
'<th id="T__level0_row0" class="row_heading level0 row0" >a</th>' in result
) is index
assert (
'<th id="T__level0_row1" class="row_heading level0 row1" >b</th>' in result
) is index
assert ("#T__level0_row0, #T__level0_row1 {\n attr: val;\n}" in result) is index
# test column header ids where needed and css styles
assert (
'<th id="T__level0_col0" class="col_heading level0 col0" >A</th>' in result
) is columns
assert ("#T__level0_col0 {\n attr: val;\n}" in result) is columns
@pytest.mark.parametrize("rows", [True, False])
@pytest.mark.parametrize("cols", [True, False])
def test_maximums(styler_mi, rows, cols):
result = styler_mi.to_html(
max_rows=2 if rows else None,
max_columns=2 if cols else None,
)
assert ">5</td>" in result # [[0,1], [4,5]] always visible
assert (">8</td>" in result) is not rows # first trimmed vertical element
assert (">2</td>" in result) is not cols # first trimmed horizontal element
def test_replaced_css_class_names():
css = {
"row_heading": "ROWHEAD",
# "col_heading": "COLHEAD",
"index_name": "IDXNAME",
# "col": "COL",
"row": "ROW",
# "col_trim": "COLTRIM",
"row_trim": "ROWTRIM",
"level": "LEVEL",
"data": "DATA",
"blank": "BLANK",
}
midx = MultiIndex.from_product([["a", "b"], ["c", "d"]])
styler_mi = Styler(
DataFrame(np.arange(16).reshape(4, 4), index=midx, columns=midx),
uuid_len=0,
).set_table_styles(css_class_names=css)
styler_mi.index.names = ["n1", "n2"]
styler_mi.hide(styler_mi.index[1:], axis=0)
styler_mi.hide(styler_mi.columns[1:], axis=1)
styler_mi.applymap_index(lambda v: "color: red;", axis=0)
styler_mi.applymap_index(lambda v: "color: green;", axis=1)
styler_mi.applymap(lambda v: "color: blue;")
expected = dedent(
"""\
<style type="text/css">
#T__ROW0_col0 {
color: blue;
}
#T__LEVEL0_ROW0, #T__LEVEL1_ROW0 {
color: red;
}
#T__LEVEL0_col0, #T__LEVEL1_col0 {
color: green;
}
</style>
<table id="T_">
<thead>
<tr>
<th class="BLANK" > </th>
<th class="IDXNAME LEVEL0" >n1</th>
<th id="T__LEVEL0_col0" class="col_heading LEVEL0 col0" >a</th>
</tr>
<tr>
<th class="BLANK" > </th>
<th class="IDXNAME LEVEL1" >n2</th>
<th id="T__LEVEL1_col0" class="col_heading LEVEL1 col0" >c</th>
</tr>
<tr>
<th class="IDXNAME LEVEL0" >n1</th>
<th class="IDXNAME LEVEL1" >n2</th>
<th class="BLANK col0" > </th>
</tr>
</thead>
<tbody>
<tr>
<th id="T__LEVEL0_ROW0" class="ROWHEAD LEVEL0 ROW0" >a</th>
<th id="T__LEVEL1_ROW0" class="ROWHEAD LEVEL1 ROW0" >c</th>
<td id="T__ROW0_col0" class="DATA ROW0 col0" >0</td>
</tr>
</tbody>
</table>
"""
)
result = styler_mi.to_html()
assert result == expected
def test_include_css_style_rules_only_for_visible_cells(styler_mi):
# GH 43619
result = (
styler_mi.set_uuid("")
.applymap(lambda v: "color: blue;")
.hide(styler_mi.data.columns[1:], axis="columns")
.hide(styler_mi.data.index[1:], axis="index")
.to_html()
)
expected_styles = dedent(
"""\
<style type="text/css">
#T__row0_col0 {
color: blue;
}
</style>
"""
)
assert expected_styles in result
def test_include_css_style_rules_only_for_visible_index_labels(styler_mi):
# GH 43619
result = (
styler_mi.set_uuid("")
.applymap_index(lambda v: "color: blue;", axis="index")
.hide(styler_mi.data.columns, axis="columns")
.hide(styler_mi.data.index[1:], axis="index")
.to_html()
)
expected_styles = dedent(
"""\
<style type="text/css">
#T__level0_row0, #T__level1_row0 {
color: blue;
}
</style>
"""
)
assert expected_styles in result
def test_include_css_style_rules_only_for_visible_column_labels(styler_mi):
# GH 43619
result = (
styler_mi.set_uuid("")
.applymap_index(lambda v: "color: blue;", axis="columns")
.hide(styler_mi.data.columns[1:], axis="columns")
.hide(styler_mi.data.index, axis="index")
.to_html()
)
expected_styles = dedent(
"""\
<style type="text/css">
#T__level0_col0, #T__level1_col0 {
color: blue;
}
</style>
"""
)
assert expected_styles in result
def test_hiding_index_columns_multiindex_alignment():
# gh 43644
midx = MultiIndex.from_product(
[["i0", "j0"], ["i1"], ["i2", "j2"]], names=["i-0", "i-1", "i-2"]
)
cidx = MultiIndex.from_product(
[["c0"], ["c1", "d1"], ["c2", "d2"]], names=["c-0", "c-1", "c-2"]
)
df = DataFrame(np.arange(16).reshape(4, 4), index=midx, columns=cidx)
styler = Styler(df, uuid_len=0)
styler.hide(level=1, axis=0).hide(level=0, axis=1)
styler.hide([("j0", "i1", "j2")], axis=0)
styler.hide([("c0", "d1", "d2")], axis=1)
result = styler.to_html()
expected = dedent(
"""\
<style type="text/css">
</style>
<table id="T_">
<thead>
<tr>
<th class="blank" > </th>
<th class="index_name level1" >c-1</th>
<th id="T__level1_col0" class="col_heading level1 col0" colspan="2">c1</th>
<th id="T__level1_col2" class="col_heading level1 col2" >d1</th>
</tr>
<tr>
<th class="blank" > </th>
<th class="index_name level2" >c-2</th>
<th id="T__level2_col0" class="col_heading level2 col0" >c2</th>
<th id="T__level2_col1" class="col_heading level2 col1" >d2</th>
<th id="T__level2_col2" class="col_heading level2 col2" >c2</th>
</tr>
<tr>
<th class="index_name level0" >i-0</th>
<th class="index_name level2" >i-2</th>
<th class="blank col0" > </th>
<th class="blank col1" > </th>
<th class="blank col2" > </th>
</tr>
</thead>
<tbody>
<tr>
<th id="T__level0_row0" class="row_heading level0 row0" rowspan="2">i0</th>
<th id="T__level2_row0" class="row_heading level2 row0" >i2</th>
<td id="T__row0_col0" class="data row0 col0" >0</td>
<td id="T__row0_col1" class="data row0 col1" >1</td>
<td id="T__row0_col2" class="data row0 col2" >2</td>
</tr>
<tr>
<th id="T__level2_row1" class="row_heading level2 row1" >j2</th>
<td id="T__row1_col0" class="data row1 col0" >4</td>
<td id="T__row1_col1" class="data row1 col1" >5</td>
<td id="T__row1_col2" class="data row1 col2" >6</td>
</tr>
<tr>
<th id="T__level0_row2" class="row_heading level0 row2" >j0</th>
<th id="T__level2_row2" class="row_heading level2 row2" >i2</th>
<td id="T__row2_col0" class="data row2 col0" >8</td>
<td id="T__row2_col1" class="data row2 col1" >9</td>
<td id="T__row2_col2" class="data row2 col2" >10</td>
</tr>
</tbody>
</table>
"""
)
assert result == expected
def test_hiding_index_columns_multiindex_trimming():
# gh 44272
df = DataFrame(np.arange(64).reshape(8, 8))
df.columns = MultiIndex.from_product([[0, 1, 2, 3], [0, 1]])
df.index = MultiIndex.from_product([[0, 1, 2, 3], [0, 1]])
df.index.names, df.columns.names = ["a", "b"], ["c", "d"]
styler = Styler(df, cell_ids=False, uuid_len=0)
styler.hide([(0, 0), (0, 1), (1, 0)], axis=1).hide([(0, 0), (0, 1), (1, 0)], axis=0)
with option_context("styler.render.max_rows", 4, "styler.render.max_columns", 4):
result = styler.to_html()
expected = dedent(
"""\
<style type="text/css">
</style>
<table id="T_">
<thead>
<tr>
<th class="blank" > </th>
<th class="index_name level0" >c</th>
<th class="col_heading level0 col3" >1</th>
<th class="col_heading level0 col4" colspan="2">2</th>
<th class="col_heading level0 col6" >3</th>
</tr>
<tr>
<th class="blank" > </th>
<th class="index_name level1" >d</th>
<th class="col_heading level1 col3" >1</th>
<th class="col_heading level1 col4" >0</th>
<th class="col_heading level1 col5" >1</th>
<th class="col_heading level1 col6" >0</th>
<th class="col_heading level1 col_trim" >...</th>
</tr>
<tr>
<th class="index_name level0" >a</th>
<th class="index_name level1" >b</th>
<th class="blank col3" > </th>
<th class="blank col4" > </th>
<th class="blank col5" > </th>
<th class="blank col6" > </th>
<th class="blank col7 col_trim" > </th>
</tr>
</thead>
<tbody>
<tr>
<th class="row_heading level0 row3" >1</th>
<th class="row_heading level1 row3" >1</th>
<td class="data row3 col3" >27</td>
<td class="data row3 col4" >28</td>
<td class="data row3 col5" >29</td>
<td class="data row3 col6" >30</td>
<td class="data row3 col_trim" >...</td>
</tr>
<tr>
<th class="row_heading level0 row4" rowspan="2">2</th>
<th class="row_heading level1 row4" >0</th>
<td class="data row4 col3" >35</td>
<td class="data row4 col4" >36</td>
<td class="data row4 col5" >37</td>
<td class="data row4 col6" >38</td>
<td class="data row4 col_trim" >...</td>
</tr>
<tr>
<th class="row_heading level1 row5" >1</th>
<td class="data row5 col3" >43</td>
<td class="data row5 col4" >44</td>
<td class="data row5 col5" >45</td>
<td class="data row5 col6" >46</td>
<td class="data row5 col_trim" >...</td>
</tr>
<tr>
<th class="row_heading level0 row6" >3</th>
<th class="row_heading level1 row6" >0</th>
<td class="data row6 col3" >51</td>
<td class="data row6 col4" >52</td>
<td class="data row6 col5" >53</td>
<td class="data row6 col6" >54</td>
<td class="data row6 col_trim" >...</td>
</tr>
<tr>
<th class="row_heading level0 row_trim" >...</th>
<th class="row_heading level1 row_trim" >...</th>
<td class="data col3 row_trim" >...</td>
<td class="data col4 row_trim" >...</td>
<td class="data col5 row_trim" >...</td>
<td class="data col6 row_trim" >...</td>
<td class="data row_trim col_trim" >...</td>
</tr>
</tbody>
</table>
"""
)
assert result == expected
@pytest.mark.parametrize("type", ["data", "index"])
@pytest.mark.parametrize(
"text, exp, found",
[
("no link, just text", False, ""),
("subdomain not www: sub.web.com", False, ""),
("www subdomain: www.web.com other", True, "www.web.com"),
("scheme full structure: http://www.web.com", True, "http://www.web.com"),
("scheme no top-level: http://www.web", True, "http://www.web"),
("no scheme, no top-level: www.web", False, "www.web"),
("https scheme: https://www.web.com", True, "https://www.web.com"),
("ftp scheme: ftp://www.web", True, "ftp://www.web"),
("ftps scheme: ftps://www.web", True, "ftps://www.web"),
("subdirectories: www.web.com/directory", True, "www.web.com/directory"),
("Multiple domains: www.1.2.3.4", True, "www.1.2.3.4"),
("with port: http://web.com:80", True, "http://web.com:80"),
(
"full net_loc scheme: http://user:[email protected]",
True,
"http://user:[email protected]",
),
(
"with valid special chars: http://web.com/,.':;~!@#$*()[]",
True,
"http://web.com/,.':;~!@#$*()[]",
),
],
)
def test_rendered_links(type, text, exp, found):
if type == "data":
df = DataFrame([text])
styler = df.style.format(hyperlinks="html")
else:
df = DataFrame([0], index=[text])
styler = df.style.format_index(hyperlinks="html")
rendered = f'<a href="{found}" target="_blank">{found}</a>'
result = styler.to_html()
assert (rendered in result) is exp
assert (text in result) is not exp # test conversion done when expected and not
def test_multiple_rendered_links():
links = ("www.a.b", "http://a.c", "https://a.d", "ftp://a.e")
# pylint: disable-next=consider-using-f-string
df = DataFrame(["text {} {} text {} {}".format(*links)])
result = df.style.format(hyperlinks="html").to_html()
href = '<a href="{0}" target="_blank">{0}</a>'
for link in links:
assert href.format(link) in result
assert href.format("text") not in result
def test_concat(styler):
other = styler.data.agg(["mean"]).style
styler.concat(other).set_uuid("X")
result = styler.to_html()
fp = "foot0_"
expected = dedent(
f"""\
<tr>
<th id="T_X_level0_row1" class="row_heading level0 row1" >b</th>
<td id="T_X_row1_col0" class="data row1 col0" >2.690000</td>
</tr>
<tr>
<th id="T_X_level0_{fp}row0" class="{fp}row_heading level0 {fp}row0" >mean</th>
<td id="T_X_{fp}row0_col0" class="{fp}data {fp}row0 col0" >2.650000</td>
</tr>
</tbody>
</table>
"""
)
assert expected in result
def test_concat_recursion(styler):
df = styler.data
styler1 = styler
styler2 = Styler(df.agg(["mean"]), precision=3)
styler3 = Styler(df.agg(["mean"]), precision=4)
styler1.concat(styler2.concat(styler3)).set_uuid("X")
result = styler.to_html()
# notice that the second concat (last <tr> of the output html),
# there are two `foot_` in the id and class
fp1 = "foot0_"
fp2 = "foot0_foot0_"
expected = dedent(
f"""\
<tr>
<th id="T_X_level0_row1" class="row_heading level0 row1" >b</th>
<td id="T_X_row1_col0" class="data row1 col0" >2.690000</td>
</tr>
<tr>
<th id="T_X_level0_{fp1}row0" class="{fp1}row_heading level0 {fp1}row0" >mean</th>
<td id="T_X_{fp1}row0_col0" class="{fp1}data {fp1}row0 col0" >2.650</td>
</tr>
<tr>
<th id="T_X_level0_{fp2}row0" class="{fp2}row_heading level0 {fp2}row0" >mean</th>
<td id="T_X_{fp2}row0_col0" class="{fp2}data {fp2}row0 col0" >2.6500</td>
</tr>
</tbody>
</table>
"""
)
assert expected in result
def test_concat_chain(styler):
df = styler.data
styler1 = styler
styler2 = Styler(df.agg(["mean"]), precision=3)
styler3 = Styler(df.agg(["mean"]), precision=4)
styler1.concat(styler2).concat(styler3).set_uuid("X")
result = styler.to_html()
fp1 = "foot0_"
fp2 = "foot1_"
expected = dedent(
f"""\
<tr>
<th id="T_X_level0_row1" class="row_heading level0 row1" >b</th>
<td id="T_X_row1_col0" class="data row1 col0" >2.690000</td>
</tr>
<tr>
<th id="T_X_level0_{fp1}row0" class="{fp1}row_heading level0 {fp1}row0" >mean</th>
<td id="T_X_{fp1}row0_col0" class="{fp1}data {fp1}row0 col0" >2.650</td>
</tr>
<tr>
<th id="T_X_level0_{fp2}row0" class="{fp2}row_heading level0 {fp2}row0" >mean</th>
<td id="T_X_{fp2}row0_col0" class="{fp2}data {fp2}row0 col0" >2.6500</td>
</tr>
</tbody>
</table>
"""
)
assert expected in result
def test_concat_combined():
def html_lines(foot_prefix: str):
assert foot_prefix.endswith("_") or foot_prefix == ""
fp = foot_prefix
return indent(
dedent(
f"""\
<tr>
<th id="T_X_level0_{fp}row0" class="{fp}row_heading level0 {fp}row0" >a</th>
<td id="T_X_{fp}row0_col0" class="{fp}data {fp}row0 col0" >2.610000</td>
</tr>
<tr>
<th id="T_X_level0_{fp}row1" class="{fp}row_heading level0 {fp}row1" >b</th>
<td id="T_X_{fp}row1_col0" class="{fp}data {fp}row1 col0" >2.690000</td>
</tr>
"""
),
prefix=" " * 4,
)
df = DataFrame([[2.61], [2.69]], index=["a", "b"], columns=["A"])
s1 = df.style.highlight_max(color="red")
s2 = df.style.highlight_max(color="green")
s3 = df.style.highlight_max(color="blue")
s4 = df.style.highlight_max(color="yellow")
result = s1.concat(s2).concat(s3.concat(s4)).set_uuid("X").to_html()
expected_css = dedent(
"""\
<style type="text/css">
#T_X_row1_col0 {
background-color: red;
}
#T_X_foot0_row1_col0 {
background-color: green;
}
#T_X_foot1_row1_col0 {
background-color: blue;
}
#T_X_foot1_foot0_row1_col0 {
background-color: yellow;
}
</style>
"""
)
expected_table = (
dedent(
"""\
<table id="T_X">
<thead>
<tr>
<th class="blank level0" > </th>
<th id="T_X_level0_col0" class="col_heading level0 col0" >A</th>
</tr>
</thead>
<tbody>
"""
)
+ html_lines("")
+ html_lines("foot0_")
+ html_lines("foot1_")
+ html_lines("foot1_foot0_")
+ dedent(
"""\
</tbody>
</table>
"""
)
)
assert expected_css + expected_table == result