igorsobreira

# wondering how dynamic fields could be added to a model...

import copy
from django.db import models

class DynamicModel(models.base.ModelBase):
    
    def _prepare(cls):
        # calling a function or method to return the extra fields to 
        # add to the model

igorsobreira

from django.template.defaultfilters import floatformat
from django.contrib.humanize.templatetags.humanize import intcomma
from django.utils.encoding import force_unicode

def decimal_to_real(value, precision=2):
    '''
    Receives a Decimal instance and returns a string formatted as brazilian Real currency:
    12,234.00. Without the "R$".
    '''
    value = floatformat(value, precision)

igorsobreira

'''
An way to add methods to an instance.

>>> class Person(object):
...     def __init__(self, name):
...         self.name = name
...
>>> def upper_name(self):
...     return self.name.upper()
...

igorsobreira

from django.shortcuts import render_to_response

def myview(request):
    ...
    return render_to_response('template.html', {'foo': ['one', 'two']})

igorsobreira

from django.shortcuts import render_to_response
from django.template import RequestContext

def myview(request):
    ...
    return render_to_response('template.html', 
            {'foo': ['one', 'two']},
            context_instance=RequestContext(request))

igorsobreira

from django.views.generic.simple import direct_to_template

def myview(request):
    ...
    return direct_to_template(request, 'template.html', 
            {'foo': ['one', 'two']})

igorsobreira

from settings import *

DEBUG = True
DATABASES = {
    'default': {
        'ENGINE': 'django.db.backends.sqlite3',
        'NAME': 'db.sqlite',
        'USER': '',
        'PASSWORD': '',
        'HOST': '',

igorsobreira

try:
    from local_settings import *
expect ImportError:
    pass

igorsobreira

DEBUG = True
INTERNAL_IPS = ('127.0.0.1',)
MIDDLWARE_CLASSES = MIDDLWARE_CLASSES + ('debug_toolbar.middleware.DebugToolbarMiddleware',)
INSTALLED_APPS = INSTALLED_APPS + ('debug_toolbar',)

igorsobreira

import os

PROJECT_ROOT = os.path.dirname(__file__)
try:
    execfile(os.path.join(PROJECT_ROOT, 'local_settings.py'), globals(), locals())
except IOError:
    pass