class_docstr: Airflow Read-only date time picker widget.
class_docstr_tok: ["Airflow","Read-only","date","time","picker","widget","."]
code: def __call__(self, field, **kwargs):
      kwargs["readonly"] = "true"
      return super().__call__(field, **kwargs)
  
file_path: airflow/airflow/www/widgets.py
imports: from __future__ import annotations
  from flask_appbuilder.fieldwidgets import BS3TextAreaFieldWidget, BS3TextFieldWidget
  from flask_appbuilder.widgets import RenderTemplateWidget
  from markupsafe import Markup
  from wtforms.widgets import html_params
label_desc: Use image node_id 1 for calling the AirflowDateTimePickerROWidget obj's underlying member method code with example usage: obj.__call__(field) and returns: super