Django - Get Model Field's Name

for field in OrderAddress._meta.fields:
  field.name

user = User.objects.latest('pk')
for field in user._meta.fields:
  field.name, field.value_to_string(user)

Reference: http://stackoverflow.com/questions/5358800/django-listing-model-field-names-and-values-in-template

Django - Loop Form Cleaned Data

for key, value in form.cleaned_data.iteritems():
    print key, value

Python 3

for key, value in form.cleaned_data.items():
    print (key, value)

Reference:
http://stackoverflow.com/questions/5904969/python-how-to-print-a-dictionarys-key

Django - Foreign Table Relational Mapping Queryset

def get_child_attribute_list(self, element):
    return Attribute.objects.filter(Q(element=element), Q(productattribute__product__parent=self)|Q(productattribute__product__root=self))

Django - Link Sub-instance to Inheritance Model

def save_to_finishing(self):
        finishing_product = FinishingProduct(product_ptr_id=self.pk)
        finishing_product.__dict__.update(self.__dict__)
        finishing_product.save()

Reference:
http://stackoverflow.com/questions/4064808/django-model-inheritance-create-sub-instance-of-existing-instance-downcast

Django - Site Matching Query Error

Site matching query does not exist. Lookup parameters were {'pk': 1}

Open Project Shell

python manage.py shell

Create Site Object

from django.contrib.sites.models import Site
Site.objects.create(pk=1, domain='example.com', name='example')

Best Practise

python manage.py syncdb --noinput
python manage.py migrate
python mange.py createsuperuser

Python - Fix Non-ASCII Character in File

Encode in ANSI

Additional Headers (On Top of code)

#! /usr/bin/env python
# -*- coding: utf-8 -*-

EXTRA: For Windows (Optional)

Python - Windows UTF-8 Cmd Input

Create win32_unicode_argv.py

	"""
	win32_unicode_argv.py
	Importing this will replace sys.argv with a full Unicode form.
	Windows only.
	From this site, with adaptations:
	http://code.activestate.com/recipes/572200/
	Usage: simply import this module into a script. sys.argv is changed to
	be a list of Unicode strings.
	"""
	import sys
	def win32_unicode_argv():
	"""Uses shell32.GetCommandLineArgvW to get sys.argv as a list of Unicode
	strings.
	Versions 2.x of Python don't support Unicode in sys.argv on
	Windows, with the underlying Windows API instead replacing multi-byte
	characters with '?'.
	"""
	from ctypes import POINTER, byref, cdll, c_int, windll
	from ctypes.wintypes import LPCWSTR, LPWSTR
	GetCommandLineW = cdll.kernel32.GetCommandLineW
	GetCommandLineW.argtypes = []
	GetCommandLineW.restype = LPCWSTR
	CommandLineToArgvW = windll.shell32.CommandLineToArgvW
	CommandLineToArgvW.argtypes = [LPCWSTR, POINTER(c_int)]
	CommandLineToArgvW.restype = POINTER(LPWSTR)
	cmd = GetCommandLineW()
	argc = c_int(0)
	argv = CommandLineToArgvW(cmd, byref(argc))
	if argc.value > 0:
	# Remove Python executable and commands if present
	start = argc.value - len(sys.argv)
	return [argv[i] for i in
	xrange(start, argc.value)]
	sys.argv = win32_unicode_argv()

view raw win32_unicode_argv.py hosted with ❤ by GitHub

Import

import sys
import win32_unicode_argv 

Reference:
http://code.activestate.com/recipes/572200/
http://stackoverflow.com/a/846931