Minors fixes 3.0.0rc2

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

@@ -3,7 +3,7 @@ import {DateRangePicker} from 'react-dates';
 import React, {Component} from 'react';
 import uniqid from 'uniqid';
 
-import {propTypes, defaultProps} from '../components/DatePickerRange.react';
+import {propTypes} from '../components/DatePickerRange.react';
 import convertToMoment from '../utils/convertToMoment';
 import LoadingElement from '../utils/LoadingElement';
 
@@ -219,4 +219,3 @@ export default class DatePickerRange extends Component {
 }
 
 DatePickerRange.propTypes = propTypes;
-DatePickerRange.defaultProps = defaultProps;

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

@@ -4,7 +4,7 @@ import {SingleDatePicker} from 'react-dates';
 import moment from 'moment';
 import React, {Component} from 'react';
 
-import {propTypes, defaultProps} from '../components/DatePickerSingle.react';
+import {propTypes} from '../components/DatePickerSingle.react';
 import convertToMoment from '../utils/convertToMoment';
 import LoadingElement from '../utils/LoadingElement';
 
@@ -155,4 +155,3 @@ export default class DatePickerSingle extends Component {
 }
 
 DatePickerSingle.propTypes = propTypes;
-DatePickerSingle.defaultProps = defaultProps;

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

@@ -6,7 +6,7 @@ import RemarkMath from 'remark-math';
 
 import Math from './Math.react';
 import MarkdownHighlighter from '../utils/MarkdownHighlighter';
-import {propTypes, defaultProps} from '../components/Markdown.react';
+import {propTypes} from '../components/Markdown.react';
 
 import DccLink from './../components/Link.react';
 import LoadingElement from '../utils/LoadingElement';
@@ -187,4 +187,3 @@ export default class DashMarkdown extends Component {
 }
 
 DashMarkdown.propTypes = propTypes;
-DashMarkdown.defaultProps = defaultProps;

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

@@ -10,7 +10,7 @@ import {
     calcStep,
     setUndefined,
 } from '../utils/computeSliderMarkers';
-import {propTypes, defaultProps} from '../components/RangeSlider.react';
+import {propTypes} from '../components/RangeSlider.react';
 import {
     formatSliderTooltip,
     transformSliderTooltip,
@@ -152,4 +152,3 @@ export default class RangeSlider extends Component {
 }
 
 RangeSlider.propTypes = propTypes;
-RangeSlider.defaultProps = defaultProps;

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

@@ -10,7 +10,7 @@ import {
     calcStep,
     setUndefined,
 } from '../utils/computeSliderMarkers';
-import {propTypes, defaultProps} from '../components/Slider.react';
+import {propTypes} from '../components/Slider.react';
 import {
     formatSliderTooltip,
     transformSliderTooltip,
@@ -152,4 +152,3 @@ export default class Slider extends Component {
 }
 
 Slider.propTypes = propTypes;
-Slider.defaultProps = defaultProps;

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

@@ -1,7 +1,7 @@
 import React, {Component} from 'react';
 import Dropzone from 'react-dropzone';
 
-import {propTypes, defaultProps} from '../components/Upload.react';
+import {propTypes} from '../components/Upload.react';
 import LoadingElement from '../utils/LoadingElement';
 
 export default class Upload extends Component {
@@ -91,4 +91,3 @@ export default class Upload extends Component {
 }
 
 Upload.propTypes = propTypes;
-Upload.defaultProps = defaultProps;

dash/__init__.py

@@ -61,6 +61,7 @@ def _jupyter_nbextension_paths():
     "Input",
     "Output",
     "State",
+    "clientside_callback",
     "ClientsideFunction",
     "MATCH",
     "ALLSMALLER",
@@ -88,4 +89,5 @@ def _jupyter_nbextension_paths():
     "Patch",
     "jupyter_dash",
     "ctx",
+    "hooks",
 ]

dash/_callback.py

@@ -68,10 +68,10 @@ def callback(
     *_args,
     background: bool = False,
     interval: int = 1000,
-    progress: Optional[Output] = None,
+    progress: Optional[Union[List[Output], Output]] = None,
     progress_default: Any = None,
     running: Optional[List[Tuple[Output, Any, Any]]] = None,
-    cancel: Optional[List[Input]] = None,
+    cancel: Optional[Union[List[Input], Input]] = None,
     manager: Optional[BaseBackgroundCallbackManager] = None,
     cache_args_to_ignore: Optional[list] = None,
     on_error: Optional[Callable[[Exception], Any]] = None,