Merge branch 'dev' into master-2.17.1

Author: T4rk1n

.circleci/config.yml

@@ -19,9 +19,9 @@ jobs:
     steps:
       - checkout
       - run: echo $PYVERSION > ver.txt
-      - run: cat requires-*.txt > requires-all.txt
+      - run: cat requirements/*.txt > requirements-all.txt
       - restore_cache:
-          key: dep-{{ checksum ".circleci/config.yml" }}-{{ checksum "ver.txt" }}-{{ checksum "requires-all.txt" }}
+          key: dep-{{ checksum ".circleci/config.yml" }}-{{ checksum "ver.txt" }}-{{ checksum "requirements-all.txt" }}
       - attach_workspace:
           at: ~/dash
       - store_artifacts:
@@ -42,9 +42,9 @@ jobs:
     steps:
       - checkout
       - run: echo $PYVERSION > ver.txt
-      - run: cat requires-*.txt > requires-all.txt
+      - run: cat requirements/*.txt > requirements-all.txt
       - restore_cache:
-          key: dep-{{ checksum ".circleci/config.yml" }}-{{ checksum "ver.txt" }}-{{ checksum "requires-all.txt" }}
+          key: dep-{{ checksum ".circleci/config.yml" }}-{{ checksum "ver.txt" }}-{{ checksum "requirements-all.txt" }}
       - run:
           name: 🏁 Build Component Packages & Update Dependencies/Artifacts
           command: |
@@ -67,7 +67,7 @@ jobs:
               cat /home/circleci/.npm/_logs/*
             fi
       - save_cache:
-          key: dep-{{ checksum ".circleci/config.yml" }}-{{ checksum "ver.txt" }}-{{ checksum "requires-all.txt" }}
+          key: dep-{{ checksum ".circleci/config.yml" }}-{{ checksum "ver.txt" }}-{{ checksum "requirements-all.txt" }}
           paths:
             - venv
       - persist_to_workspace:
@@ -101,9 +101,9 @@ jobs:
       - checkout
       - run: sudo apt-get update
       - run: echo $PYVERSION > ver.txt
-      - run: cat requires-*.txt > requires-all.txt
+      - run: cat requirements/*.txt > requirements-all.txt
       - restore_cache:
-          key: dep-{{ checksum ".circleci/config.yml" }}-{{ checksum "ver.txt" }}-{{ checksum "requires-all.txt" }}
+          key: dep-{{ checksum ".circleci/config.yml" }}-{{ checksum "ver.txt" }}-{{ checksum "requirements-all.txt" }}
       - browser-tools/install-browser-tools:
           chrome-version: 120.0.6099.71
       - run:
@@ -191,9 +191,9 @@ jobs:
           path: ~/dash
       - run: sudo apt-get update
       - run: echo $PYVERSION > ver.txt
-      - run: cat requires-*.txt > requires-all.txt
+      - run: cat requirements/*.txt > requirements-all.txt
       - restore_cache:
-          key: dep-{{ checksum ".circleci/config.yml" }}-{{ checksum "ver.txt" }}-{{ checksum "requires-all.txt" }}
+          key: dep-{{ checksum ".circleci/config.yml" }}-{{ checksum "ver.txt" }}-{{ checksum "requirements-all.txt" }}
       - browser-tools/install-browser-tools:
           chrome-version: 120.0.6099.71
           install-firefox: false
@@ -268,9 +268,9 @@ jobs:
       - checkout:
           path: ~/dash
       - run: echo $PYVERSION > ver.txt
-      - run: cat requires-*.txt > requires-all.txt
+      - run: cat requirements/*.txt > requirements-all.txt
       - restore_cache:
-          key: dep-{{ checksum ".circleci/config.yml" }}-{{ checksum "ver.txt" }}-{{ checksum "requires-all.txt" }}
+          key: dep-{{ checksum ".circleci/config.yml" }}-{{ checksum "ver.txt" }}-{{ checksum "requirements-all.txt" }}
       - run:
           name: 🌸 Lint
           command: |
@@ -308,9 +308,9 @@ jobs:
           path: ~/dash
       - run: sudo apt-get update
       - run: echo $PYVERSION > ver.txt
-      - run: cat requires-*.txt > requires-all.txt
+      - run: cat requirements/*.txt > requirements-all.txt
       - restore_cache:
-          key: dep-{{ checksum ".circleci/config.yml" }}-{{ checksum "ver.txt" }}-{{ checksum "requires-all.txt" }}
+          key: dep-{{ checksum ".circleci/config.yml" }}-{{ checksum "ver.txt" }}-{{ checksum "requirements-all.txt" }}
       - browser-tools/install-browser-tools:
           chrome-version: 120.0.6099.71
           install-firefox: false
@@ -377,9 +377,9 @@ jobs:
           path: ~/dash
       - run: sudo apt-get update
       - run: echo $PYVERSION > ver.txt
-      - run: cat requires-*.txt > requires-all.txt
+      - run: cat requirements/*.txt > requirements-all.txt
       - restore_cache:
-          key: dep-{{ checksum ".circleci/config.yml" }}-{{ checksum "ver.txt" }}-{{ checksum "requires-all.txt" }}
+          key: dep-{{ checksum ".circleci/config.yml" }}-{{ checksum "ver.txt" }}-{{ checksum "requirements-all.txt" }}
       - restore_cache:
           key: html-{{ checksum "components/dash-html-components/package.json" }}-{{ checksum "components/dash-html-components/package-lock.json" }}
       - browser-tools/install-browser-tools:
@@ -453,9 +453,9 @@ jobs:
           path: ~/dash
       - run: sudo apt-get update
       - run: echo $PYVERSION > ver.txt
-      - run: cat requires-*.txt > requires-all.txt
+      - run: cat requirements/*.txt > requirements-all.txt
       - restore_cache:
-          key: dep-{{ checksum ".circleci/config.yml" }}-{{ checksum "ver.txt" }}-{{ checksum "requires-all.txt" }}
+          key: dep-{{ checksum ".circleci/config.yml" }}-{{ checksum "ver.txt" }}-{{ checksum "requirements-all.txt" }}
       - browser-tools/install-browser-tools:
           chrome-version: 120.0.6099.71
           install-firefox: false
@@ -507,9 +507,9 @@ jobs:
           path: ~/dash
       - run: sudo apt-get update
       - run: echo $PYVERSION > ver.txt
-      - run: cat requires-*.txt > requires-all.txt
+      - run: cat requirements/*.txt > requirements-all.txt
       - restore_cache:
-          key: dep-{{ checksum ".circleci/config.yml" }}-{{ checksum "ver.txt" }}-{{ checksum "requires-all.txt" }}
+          key: dep-{{ checksum ".circleci/config.yml" }}-{{ checksum "ver.txt" }}-{{ checksum "requirements-all.txt" }}
       - restore_cache:
           key: table-{{ checksum "components/dash-table/package.json" }}-{{ checksum "components/dash-table/package-lock.json" }}
       - browser-tools/install-browser-tools:
@@ -581,9 +581,9 @@ jobs:
       - checkout:
           path: ~/dash
       - run: echo $PYVERSION > ver.txt
-      - run: cat requires-*.txt > requires-all.txt
+      - run: cat requirements/*.txt > requirements-all.txt
       - restore_cache:
-          key: dep-{{ checksum ".circleci/config.yml" }}-{{ checksum "ver.txt" }}-{{ checksum "requires-all.txt" }}
+          key: dep-{{ checksum ".circleci/config.yml" }}-{{ checksum "ver.txt" }}-{{ checksum "requirements-all.txt" }}
       - restore_cache:
           key: dep-{{ .Branch }}-{{ checksum "components/dash-table/package-lock.json" }}-{{ checksum "components/dash-table/package.json" }}
       - run:

CHANGELOG.md

@@ -2,6 +2,17 @@
 All notable changes to `dash` will be documented in this file.
 This project adheres to [Semantic Versioning](https://semver.org/).
 
+## [2.17.1] - 2024-06-12
+
+## Fixed
+
+- [#2860](https://github.com/plotly/dash/pull/2860) Fix dcc.Loading to apply overlay_style only to the children and not the spinner. Fixes [#2858](https://github.com/plotly/dash/issues/2858)
+- [#2854](https://github.com/plotly/dash/pull/2854) Fix dcc.Dropdown resetting empty values to null and triggering callbacks. Fixes [#2850](https://github.com/plotly/dash/issues/2850)
+- [#2859](https://github.com/plotly/dash/pull/2859) Fix base patch operators. fixes [#2855](https://github.com/plotly/dash/issues/2855)
+- [#2856](https://github.com/plotly/dash/pull/2856) Fix multiple consecutive calls with same id to set_props only keeping the last props. Fixes [#2852](https://github.com/plotly/dash/issues/2852)
+- [#2867](https://github.com/plotly/dash/pull/2867) Fix clientside no output callback. Fixes [#2866](https://github.com/plotly/dash/issues/2866)
+- [#2876](https://github.com/plotly/dash/pull/2876) Fix pattern matching in callback running argument. Fixes [#2863](https://github.com/plotly/dash/issues/2863)
+
 ## [2.17.0] - 2024-05-03
 
 ## Added

MANIFEST.in

@@ -1,6 +1,6 @@
 include README.md
 include LICENSE
-include requires-*.txt
+include requirements/*.txt
 include dash/favicon.ico
 include dash/extract-meta.js
 include dash/deps/*.js

README.md

@@ -14,6 +14,13 @@ Built on top of [Plotly.js](https://github.com/plotly/plotly.js), [React](https:
 
 - [dash.gallery](https://dash.gallery): Dash app gallery with Python & R code
 
+<div align="center">
+  <a href="https://dash.plotly.com/project-maintenance">
+    <img src="https://dash.plotly.com/assets/images/maintained-by-plotly.png" width="400px" alt="Maintained by Plotly">
+  </a>
+</div>
+
+
 ### Dash App Examples
 
 | Dash App | Description |

components/dash-core-components/package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "dash-core-components",
-  "version": "2.14.0",
+  "version": "2.14.1",
   "description": "Core component suite for Dash",
   "repository": {
     "type": "git",

components/dash-core-components/package.json

@@ -5,7 +5,6 @@ import DefaultSpinner from '../fragments/Loading/spinners/DefaultSpinner.jsx';
 import CubeSpinner from '../fragments/Loading/spinners/CubeSpinner.jsx';
 import CircleSpinner from '../fragments/Loading/spinners/CircleSpinner.jsx';
 import DotSpinner from '../fragments/Loading/spinners/DotSpinner.jsx';
-import {mergeRight} from 'ramda';
 
 const spinnerComponentOptions = {
     graph: GraphSpinner,
@@ -49,10 +48,6 @@ const Loading = ({
         justifyContent: 'center',
         alignItems: 'center',
     };
-    const hiddenContainer = mergeRight(
-        {visibility: 'hidden', position: 'relative'},
-        overlay_style
-    );
 
     /* Overrides default Loading behavior if target_components is set. By default,
      *  Loading fires when any recursive child enters loading state. This makes loading
@@ -132,14 +127,23 @@ const Loading = ({
 
     return (
         <div
+            style={{position: 'relative', ...parent_style}}
             className={parent_className}
-            style={
-                showSpinner
-                    ? mergeRight(hiddenContainer, parent_style)
-                    : parent_style
-            }
         >
-            {children}
+            <div
+                className={parent_className}
+                style={
+                    showSpinner
+                        ? {
+                              visibility: 'hidden',
+                              ...overlay_style,
+                              ...parent_style,
+                          }
+                        : parent_style
+                }
+            >
+                {children}
+            </div>
             <div style={showSpinner ? coveringSpinner : {}}>
                 {showSpinner &&
                     (custom_spinner || (

components/dash-core-components/src/components/Loading.react.js

@@ -159,7 +159,7 @@ export default class Tabs extends Component {
     parseChildrenToArray() {
         if (this.props.children && !is(Array, this.props.children)) {
             // if dcc.Tabs.children contains just one single element, it gets passed as an object
-            // instead of an array - so we put in in a array ourselves!
+            // instead of an array - so we put it in an array ourselves!
             return [this.props.children];
         }
         return this.props.children;

components/dash-core-components/src/components/Tabs.react.js

@@ -1,4 +1,4 @@
-import {isNil, pluck, without, pick} from 'ramda';
+import {isNil, pluck, without, pick, isEmpty} from 'ramda';
 import React, {useState, useCallback, useEffect, useMemo, useRef} from 'react';
 import ReactDropdown from 'react-virtualized-select';
 import createFilterOptions from 'react-select-fast-filter-options';
@@ -125,7 +125,8 @@ const Dropdown = props => {
             !search_value &&
             !isNil(sanitizedOptions) &&
             optionsCheck !== sanitizedOptions &&
-            !isNil(value)
+            !isNil(value) &&
+            !isEmpty(value)
         ) {
             const values = sanitizedOptions.map(option => option.value);
             if (multi && Array.isArray(value)) {

components/dash-core-components/src/fragments/Dropdown.react.js

@@ -2,9 +2,10 @@
 
 import pytest
 
-from dash import Dash, html, dcc, Output, Input, State
+from dash import Dash, html, dcc, Output, Input, State, Patch
 from dash.exceptions import PreventUpdate
 
+from selenium.webdriver.common.keys import Keys
 
 sample_dropdown_options = [
     {"label": "New York City", "value": "NYC"},
@@ -147,3 +148,44 @@ def print_value(n_clicks, options, value):
     btn.click()
     dash_dcc.wait_for_text_to_equal("#value-output", '["NYC"]')
     dash_dcc.wait_for_text_to_equal("#options-output", '["MTL", "NYC"]')
+
+
+def test_ddro004_empty_string_not_updated(dash_dcc):
+    # The value should stay as empty string and not null.
+    app = Dash()
+    app.layout = html.Div(
+        [
+            dcc.Dropdown(["a", "b", "c"], value="", id="drop"),
+            html.Div(id="output"),
+            dcc.Store(data={"count": 0}, id="count"),
+            html.Div(id="count-output"),
+        ]
+    )
+
+    @app.callback(
+        Output("output", "children"),
+        Output("count", "data"),
+        Input("drop", "value"),
+    )
+    def on_value(value):
+        count = Patch()
+        count.count += 1
+        if value is None:
+            return "Value is none", count
+        return f"Value={value}", count
+
+    app.clientside_callback(
+        "data => data.count", Output("count-output", "children"), Input("count", "data")
+    )
+
+    dash_dcc.start_server(app)
+    dash_dcc.wait_for_text_to_equal("#output", "Value=")
+
+    dash_dcc.wait_for_text_to_equal("#count-output", "1")
+
+    select_input = dash_dcc.find_element("#drop input")
+    select_input.send_keys("a")
+    select_input.send_keys(Keys.ENTER)
+
+    dash_dcc.wait_for_text_to_equal("#output", "Value=a")
+    dash_dcc.wait_for_text_to_equal("#count-output", "2")