Unboxing Mind

 Django is a powerful web framework for Python that makes it easy to build web applications quickly. Here are some steps you can follow to start learning Django programming: Install Python: Django requires Python to be installed on your machine. If you don ' t already have Python installed, you can download it from the official Python website (https://www.python.org/downloads/). Install Django: Once you have Python installed, you can use the pip package manager to install Django. Open a terminal or command prompt and type the following command: pip install django Create a new Django project: To create a new Django project, open a terminal or command prompt and navigate to the directory where you want to store your project. Then run the following command: django - admin startproject myproject Replace myproject with the name you want to give to your project. This will create a new Django project with the specified name in the current directory. Run the development

Introduction to Django 1.     High level web framework 1.     Basic modules, classes, and tools to quickly develop and deploy web apps 2.     Contains an ORM (Object-Relational Mapper) that allows for the use of standard Python language syntax when interfacing with a back-end database. 1.     Developer need not learn SQL, DDL, etc! 3.     Provides a template framework that allows HTML, XML, and other “documents” to be converted into “templates”, which can then be converted to “output” via a wide range of substitution techniques. 4.     Elegant URL support (fancy, beautiful URL's, no “?blah=blah”, etc.) 5.     Multi-lingual 2.     Fast and easy to use, robust, flexible, and lots of contributed components available! 1.     Built in administrative interface to manage data models. 2.     Built-in authentication/access control components 3.     Contributed Installing & Configuring Django Components 1.     Django can be downloaded from http://w

from itertools import groupby from django import forms from django . forms . models import ModelChoiceIterator , ModelMultipleChoiceField from . models import Feature , Widget class GroupedModelMultipleChoiceField ( ModelMultipleChoiceField ): def __init__ ( self , group_by_field , group_label = None , * args , ** kwargs ): """ ``group_by_field`` is the name of a field on the model ``group_label`` is a function to return a label for each choice group """ super ( GroupedModelMultipleChoiceField , self ). __init__ (* args , ** kwargs ) self . group_by_field = group_by_field if group_label is None : self . group_label = lambda group : group else : self . group_label = group_label def _get_choices ( self ): if hasattr ( self , '_choices' ): return self . _choices return GroupedModelCho