Add new frameworks and improve structure (#21128)

guide/english/python/using-python-for-web-development/index.md

@@ -5,10 +5,36 @@ Python is known for its beautiful syntax and ease of readability. This scripting
 
 #### Most Popular Python Web Frameworks:
 
-* [Django](https://www.djangoproject.com/)
+* Full-Stack Frameworks
-* [Flask](http://flask.pocoo.org/)
+
-* [Bottle](https://bottlepy.org/docs/dev/)
+  1. [Django](https://www.djangoproject.com/)
-* [Pyramid](https://trypyramid.com/)
+
-* [Web2py](http://www.web2py.com/)
+  2. [Pyramid](https://trypyramid.com/)
+
+  3. [Web2py](http://www.web2py.com/)
+
+  4. [TurboGears](http://www.turbogears.org/)
+
+
+* Microframeworks
+
+  1. [Flask](http://flask.pocoo.org/)
+
+  2. [Bottle](https://bottlepy.org/docs/dev/)
+
+  3. [CherryPy](http://cherrypy.org/)
+
+
+* Asynchronous frameworks
+
+  1. [Sanic](http://sanic.readthedocs.io/en/latest/)
+
+  2. [Tornado](http://www.tornadoweb.org/en/latest/)
+
+
+* Other
+
+  1. [Dash](https://plot.ly/products/dash/)
+
 
 So let's get started with some web frameworks and learn how they help build web app on-hands. But before that, we would need to set-up the development environment by completing [installation of web frameworks in Python](https://guide.freecodecamp.org/python/setting-up-python-web-framework-django-and-flask).