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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def edit_resource(self):
 """Handle edit resource requests. """

        self.mark_current_profile_as_pending()
        resource = None
        for item in self.resources_list.selectedItems()[:1]:
            resource = item.resource_full
            self.edit_item = item
        if not resource:
            return
        parameters_widget = [
            self.parameters_scrollarea.layout().itemAt(i) for i in
            range(self.parameters_scrollarea.layout().count())][0].widget()
        parameter_widgets = [
            parameters_widget.vertical_layout.itemAt(i).widget() for i in
            range(parameters_widget.vertical_layout.count())]
        parameter_widgets[0].set_text(resource['Resource name'])
        parameter_widgets[1].set_text(resource['Resource description'])
        parameter_widgets[2].set_text(resource['Unit'])
        parameter_widgets[3].set_text(resource['Units'])
        parameter_widgets[4].set_text(resource['Unit abbreviation'])
        parameter_widgets[5].set_value(float(resource['Default']))
        parameter_widgets[6].set_value(float(resource['Minimum allowed']))
        parameter_widgets[7].set_value(float(resource['Maximum allowed']))
        parameter_widgets[8].set_text(resource['Frequency'])
        parameter_widgets[9].set_text(resource['Readable sentence'])
        self.switch_context(self.resource_edit_page)