Dash v2.8.1

Fixed

• #2400 Added disable_n_clicks=True to the html.Div components in page_container.

Dash v2.8.0

Added

• #2389 Added disable_n_clicks prop to all html components to make it possible to remove onclick event listeners

Fixed

• #2388 Fix #2368 ordering or Pattern Matching ALL after update to the subtree.

Updated

• #2367 Updated the default favicon.ico to the current Plotly logo
• #2394 Update Plotly.js to v2.18.0 from v2.16.4.
  • Feature release 2.18.0 adds sync tickmode, so several axes can share ticks and gridlines
  • Feature release 2.17.0 adds automargin for multiple Y axes, a grouped mode for scatter traces, and rounded corners on treemap traces
  • Patch releases 2.17.1 and 2.16.5 fix various bugs

Dash v2.7.1

Fixed

• #2344 Fix #1519, a case where dependent callbacks can be called too many times and with inconsistent inputs
• #2332 Add key to wrapped children props in list.
• #2336 Fix inserted dynamic ids in component as props.

Updated

• #2361 Dependencies upgrade.
  • Update Plotly.js to v2.16.4 (from v2.16.1): fix several bugs, particularly related to updating mapbox graphs.
    • Patch release 2.16.4
    • Patch release 2.16.3
    • Patch release 2.16.2
• #2363 Update html attributes for ol

Dash v2.7.0

Removed

• #2282 Dropped support for Internet Explorer. Our build process now targets vendor-supported browsers released in the last 7 years. Currently this means ES2015 but over time this will natually advance as older browser versions pass the 7-year threshold.

Added

• #2261 Added new placeholder_text property to filterOptions for DataTable which allows overriding the default filter field placeholder.

Updated

• #2282 Widespread dependency upgrades
  • Update Plotly.js to v2.16.1 (from v2.13.3)
    • Feature release 2.14.0 adds arrows to sankey links, and editSelection option to config.
    • Feature release 2.15.0 adds directed arrowheads and markers to scatter and scatter-like traces and increased control of automargin and legend sizing
    • Feature release 2.16.0 adds clustering to scattermapbox traces and restricted bounds to mapbox plots.
    • Patch releases 2.15.1 and 2.16.1 fix several bugs.

Fixed

• #2292 Pages: find the 404 page even if pages_folder is nested, or the 404 page is nested inside pages_folder.
• #2265 Removed deprecated before_first_request as reported in #2177.
• #2257 Fix tuple types in the TypeScript component generator.
• #2293 Fix Dropdown useMemo not detecting equal objects
• #2277 Use dropdown styles from node_modules, instead of from stored css file
• #2105 Fix order of dash component libraries imports.

Changed

• #2291 Move flask-compress dependency to new extras requires dash[compress]

Dash v2.6.2

Fixed

• #2237 Ensure calls to plotly.js from dcc.Graph are properly sequenced even if React initiates multiple render cycles in quick succession.
• #2218 Fix bug #1348 Validate children prop (required or not).
• #2223 Exclude hidden folders when building dash.page_registry.
• #2182 Fix #2172 Make it so that when using pages, if suppress_callback_exceptions=True the validation_layout is not set.
• #2152 Fix bug #2128 preventing rendering of multiple components inside a dictionary.
• #2187 Fix confusing error message when trying to use pytest fixtures but dash[testing] is not installed.
• #2202 Fix bug #2185 when you copy text with multiple quotes into a table
• #2226 Fix #2219 pages register & background callbacks.

Dash v2.6.1

Fixed

• #2175 Fix #2173 callback output of ndarray and no_update check.
• #2146 Remove leftover debug console.log statement.
• #2168 Reverts #2126 (supporting redirect from root when using pages) until the new bugs introduced by that PR are fixed.

Updated

• #2167 Update Plotly.js to v2.13.3 (from v2.13.1) including patch release v2.13.2 and patch release v2.13.3.
  • Emit plotly_selected event on plot API calls and GUI edits.
  • Fix sankey select error (regression introduced in 2.13.0).
  • Handle missing drag layer of invisible sankey traces to fix select error.
  • Emit selection event in shape drawing dragmodes when an existing selection is modified.

Dash v2.6.0

Added

• #2109 Add maxHeight to Dropdown options menu.
• #2039 Long callback changes:
  • Add background=False to dash.callback to use instead of app.long_callback.
  • Add previous app.long_callback arguments to dash.callback (interval, running, cancel, progress, progress_default, cache_args_to_ignore, manager)
• #2110 Add search prop to dcc.Dropdown options, allowing to search the dropdown options with something other than the label or value.

Fixed

• #2126 Fix bug where it was not possible to redirect from root when using pages.
• #2114 Fix bug #1978 where text could not be copied from cells in tables with cell_selectable=False.
• #2102 Fix bug as reported in dash-labs #113 where files starting with . were not excluded when building dash.page_registry.
• #2100 Fixes bug where module name in for a custom not_found_404 page is incorrect in the dash.page_registry when not using the pages folder.
• #2098 Accept HTTP code 400 as well as 401 for JWT expiry
• #2097 Fix bug #2095 with TypeScript compiler and React.FC empty valueDeclaration error & support empty props components.
• #2104 Fix bug #2099 with Dropdown clearing search value when a value is selected.
• #2039 Fix bugs in long callbacks:
  • Fix #1769 and #1852 short interval makes job run in loop.
  • Fix #1974 returning no_update or raising PreventUpdate not supported with celery.
  • Fix use of the callback context in celery long callbacks.
  • Fix support of pattern matching for long callbacks.
• #2110 Fix dcc.Dropdown search with component as prop for option label.
• #2131 Add encoding to file open calls. Fix bug #2127.

Changed

• #2116 Rename long callbacks to background callbacks
  • Deprecated dash.long_callback.managers.CeleryLongCallbackManager, use dash.CeleryManager instead.
  • Deprecated dash.long_callback.managers.DiskcacheLongCallbackManager, use dash.DiskcacheManager instead.
  • Deprecated dash constructor argument long_callback_manager in favor of background_callback_manager.

Updated

• #2134 Upgrade Plotly.js to v2.13.1 (from v2.12.1) including feature release 2.13.0 and patch release 2.13.1
  • Add persistent selections via layout attributes selections, newselection, and activeselection, along with an updated UI allowing you to modify a selection you created.
  • Add unselected line styling to parcoords traces.
  • Add more quartile algorithms to violin traces.
  • More flexible axis automargin behavior.
  • And several other enhancements and bug fixes.

Dash v2.5.1

Fixed

• #2087 Fix bug #2086 in which using id as a key within a component's id breaks the new callback context's args_grouping function.
• #2084 In dash 2.5.0, a default viewport meta tag was added as recommended for mobile-optimized sites by mdn
  This feature can be disabled by providing an empty viewport meta tag. e.g. app = Dash(meta_tags=[{"name": "viewport"}])
• #2090, #2092. Fixed bug where the path to the pages_folder was incorrect on Windows.

Removed

• #2087 Removed the undocumented callback context args_grouping_values property which was incompatible with pattern-matching callbacks.

Dash v2.5.0

Added

• #1947 Added pages - a better way to build multi-page apps. For more information see the forum post.
• #1965 Add component as props.
• #2049 Added wait_for_class_to_equal and wait_for_contains_class methods to dash.testing

Changed

• #2050 Changed find_element and find_elements to accept an attribute argument that aligns with Selenium's By class, allowing you to search elements by other attributes. Default value is CSS_SELECTOR to maintain backwards compatibility with previous find_elements.

Fixed

• #2043 Fix bug
  #2003 in which
  dangerously_allow_html=True + mathjax=True works in some cases, and in some cases not.
• #2065 Fix bug #2064 rendering of dcc.Dropdown with a value but no options.
• #2047 Fix bug #1979 in which DASH_DEBUG as environment variable gets ignored.
• #2070 Fix bug #2066 nested types triggering maximum call stack error when building typescript components.

Dash v2.4.1

Fixed

• Fix #2045 import error when using pytest but dash[testing] is not installed.