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bug: styler latex longtable column count #46057

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Merged
merged 4 commits into from
Feb 26, 2022
Merged

bug: styler latex longtable column count #46057

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782e236
test fixes
attack68 Feb 18, 2022
aa633d3
whats new
attack68 Feb 18, 2022
2240003
whats new
attack68 Feb 18, 2022
4416995
Merge remote-tracking branch 'upstream/main' into bug_latex_col_format
attack68 Feb 23, 2022
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2 changes: 1 addition & 1 deletion doc/source/whatsnew/v1.4.2.rst
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Expand Up @@ -23,7 +23,7 @@ Fixed regressions

Bug fixes
~~~~~~~~~
-
- Fixed "longtable" formatting in :meth:`.Styler.to_latex` when ``column_format`` is given in extended format (:issue:`46037`)
-

.. ---------------------------------------------------------------------------
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2 changes: 1 addition & 1 deletion pandas/io/formats/templates/latex_longtable.tpl
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Expand Up @@ -59,7 +59,7 @@
{% if midrule is not none %}
\{{midrule}}
{% endif %}
\multicolumn{% raw %}{{% endraw %}{{column_format|length}}{% raw %}}{% endraw %}{r}{Continued on next page} \\
\multicolumn{% raw %}{{% endraw %}{{body[0]|length}}{% raw %}}{% endraw %}{r}{Continued on next page} \\
{% if midrule is not none %}
\{{midrule}}
{% endif %}
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7 changes: 7 additions & 0 deletions pandas/tests/io/formats/style/test_to_latex.py
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Expand Up @@ -990,3 +990,10 @@ def test_clines_multiindex(clines, expected, env):
styler.hide(level=1)
result = styler.to_latex(clines=clines, environment=env)
assert expected in result


def test_col_format_len(styler):
# gh 46037
result = styler.to_latex(environment="longtable", column_format="lrr{10cm}")
expected = r"\multicolumn{4}{r}{Continued on next page} \\"
assert expected in result