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BUG: border attribute used in html.py was deprecated in HTML5

Bug

IO HTMLread_html, to_html, Styler.apply, Styler.applymapread_html, to_html, Styler.apply, Styler.applymap

Status: Open.

#61949 In pandas-dev/pandas;

· JonahDelman opened on Jul 25, 2025

ENH: Add parameter to read_html() that disables the _remove_whitespace() function

Enhancement

IO HTMLread_html, to_html, Styler.apply, Styler.applymapread_html, to_html, Styler.apply, Styler.applymap

Needs DiscussionRequires discussion from core team before further actionRequires discussion from core team before further action

Status: Open.

#59827 In pandas-dev/pandas;

· dstone42 opened on Sep 17, 2024

ENH: Pipe <code>attrs</code> to_html Jinja2 environmental variables

Enhancement

IO HTMLread_html, to_html, Styler.apply, Styler.applymapread_html, to_html, Styler.apply, Styler.applymap

Needs TriageIssue that has not been reviewed by a pandas team memberIssue that has not been reviewed by a pandas team member

Status: Open.

#59193 In pandas-dev/pandas;

· disarticulate opened on Jul 5, 2024

BUG: <code>read_html</code> does not properly structure some html table elements (possible <code>rowspan</code> or <code>colspan</code> issues)

Bug

IO HTMLread_html, to_html, Styler.apply, Styler.applymapread_html, to_html, Styler.apply, Styler.applymap

Needs TriageIssue that has not been reviewed by a pandas team memberIssue that has not been reviewed by a pandas team member

Status: Open.

#58461 In pandas-dev/pandas;

· jowens opened on Apr 28, 2024

ENH: read_html(): large colspan values cause unreasonable memory allocations

Enhancement

IO HTMLread_html, to_html, Styler.apply, Styler.applymapread_html, to_html, Styler.apply, Styler.applymap

Needs DiscussionRequires discussion from core team before further actionRequires discussion from core team before further action

Status: Open.

#55036 In pandas-dev/pandas;

· guseggert opened on Sep 6, 2023

BUG: <code>read_html()</code> extracts only a single link from cells even if there are multiple in the same cell.

Bug

IO HTMLread_html, to_html, Styler.apply, Styler.applymapread_html, to_html, Styler.apply, Styler.applymap

Status: Open.

#54708 In pandas-dev/pandas;

· kyoungrok0517 opened on Aug 23, 2023

PERF: pandas read html code is taking too long

IO HTMLread_html, to_html, Styler.apply, Styler.applymapread_html, to_html, Styler.apply, Styler.applymap

PerformanceMemory or execution speed performanceMemory or execution speed performance

Status: Open.

#52619 In pandas-dev/pandas;

· VivaSrini opened on Apr 12, 2023

CLN: Use dedup_names in all instances where duplicate column names are renamed

Clean

good first issue

IO HTMLread_html, to_html, Styler.apply, Styler.applymapread_html, to_html, Styler.apply, Styler.applymap

Status: Open.

#50371 In pandas-dev/pandas;

· datapythonista opened on Dec 21, 2022

BUG: pd.read_html de-duplicates dataframes only with bs4/html5lib parser

Bug

IO HTMLread_html, to_html, Styler.apply, Styler.applymapread_html, to_html, Styler.apply, Styler.applymap

Status: Open.

#49934 In pandas-dev/pandas;

· asishm opened on Nov 27, 2022

ENH: Expose date parsing arguments in <code>read_html</code> function

DatetimeDatetime data dtypeDatetime data dtype

Enhancement

IO HTMLread_html, to_html, Styler.apply, Styler.applymapread_html, to_html, Styler.apply, Styler.applymap

Status: Open.

#49553 In pandas-dev/pandas;

· csala opened on Nov 6, 2022

BUG: 1.5.0rc0 extract_links modifies type first item in tuple

Bug

Closing CandidateMay be closeable, needs more eyeballsMay be closeable, needs more eyeballs

Dtype ConversionsUnexpected or buggy dtype conversionsUnexpected or buggy dtype conversions

IO HTMLread_html, to_html, Styler.apply, Styler.applymapread_html, to_html, Styler.apply, Styler.applymap

Needs DiscussionRequires discussion from core team before further actionRequires discussion from core team before further action

Status: Open.

#48355 In pandas-dev/pandas;

· 1Mark opened on Sep 1, 2022

BUG: Style.set_sticky() doesn’t work with dark mode

Enhancement

IO HTMLread_html, to_html, Styler.apply, Styler.applymapread_html, to_html, Styler.apply, Styler.applymap

Stylerconditional formatting using DataFrame.styleconditional formatting using DataFrame.style

Status: Open.

#46984 In pandas-dev/pandas;

· flying-sheep opened on May 10, 2022