How to use __check_changed method in hypothesis

Best Python code snippet using hypothesis

_button.py

Source:_button.py

...113    @event.reaction('pointer_click')114    def __toggle_checked(self, *events):115        self.user_checked(not self.checked)116    @event.reaction('checked')117    def __check_changed(self, *events):118        if self.checked:119            self.node.classList.add('flx-checked')120        else:121            self.node.classList.remove('flx-checked')122class RadioButton(BaseButton):123    """ A radio button. Of any group of radio buttons that share the124    same parent, only one can be active.125    126    The ``outernode`` of this widget is a127    `<label> <https://developer.mozilla.org/docs/Web/HTML/Element/label>`_,128    and the ``node`` a radio129    `<input> <https://developer.mozilla.org/docs/Web/HTML/Element/input>`_.130    """131    def _create_dom(self):132        global window133        outernode = window.document.createElement('label')134        node = window.document.createElement('input')135        outernode.appendChild(node)136        node.setAttribute('type', 'radio')137        node.setAttribute('id', self.id)138        outernode.setAttribute('for', self.id)139        return outernode, node140    def _render_dom(self):141        return [self.node, self.text]142    @event.reaction('parent')143    def __update_group(self, *events):144        if self.parent:145            self.node.name = self.parent.id146    @event.reaction('checked')147    def __check_changed(self, *events):148        self.node.checked = self.checked149    @event.emitter150    def pointer_click(self, e):151        """ This method is called on JS a click event. We *first* update152        the checked properties, and then emit the Flexx click event.153        That way, one can connect to the click event and have an154        up-to-date checked props (even on Py).155        """156        # Turn off any radio buttons in the same group157        if self.parent:158            for child in self.parent.children:159                if isinstance(child, RadioButton) and child is not self:160                    child.set_checked(child.node.checked)161        # Turn on this button (last)162        self.user_checked(self.node.checked)  # instead of set_checked163        # Process actual click event164        super().pointer_click(e)165class CheckBox(BaseButton):166    """ A checkbox button.167    168    The ``outernode`` of this widget is a169    `<label> <https://developer.mozilla.org/docs/Web/HTML/Element/label>`_,170    and the ``node`` a checkbox171    `<input> <https://developer.mozilla.org/docs/Web/HTML/Element/input>`_.172    """173    def _create_dom(self):174        global window175        outernode = window.document.createElement('label')176        node = window.document.createElement('input')177        outernode.appendChild(node)178        node.setAttribute('type', 'checkbox')179        node.setAttribute('id', self.id)180        outernode.setAttribute('for', self.id)181        self._addEventListener(node, 'click', self._check_changed_from_dom, 0)182        return outernode, node183    def _render_dom(self):184        return [self.node, self.text]185    @event.reaction('checked')186    def __check_changed(self, *events):187        self.node.checked = self.checked188    def _check_changed_from_dom(self, ev):...

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