Changes between Version 2 and Version 3 of MagicRemovalCheatSheet

Timestamp:

May 11, 2006, 10:34:19 PM (18 years ago)

Author:

eugene@…

Comment:

added views

MagicRemovalCheatSheet

@@ -41 +41 @@
  1. [wiki:RemovingTheMagic#a__repr__modelmethodisreplacedby__str__ Replace __repr__ with __str__].
  1. If you use {{{_pre_save()}}}, {{{_post_save()}}}, {{{_pre_delete()}}}, and/or {{{_post_delete()}}} hooks, [wiki:RemovingTheMagic#Addedamorepowerfulwayofoverridingmodelmethodsremovedhardcoded_pre_save_post_saveetc. replace them] by overriding {{{save()}}} and {{{delete()}}} methods.
+ 1. If your model has {{{objects}}} attribute, [wiki:RemovingTheMagic#Overridedefaultmanagernameobjects rename it].
 
 == Views ==
+
+ 1. [wiki:RemovingTheMagic#Interactdirectlywithmodelclassesnotwithmagicmodules Import your models directly] the Python way. For example, if your model {{{Person}}} is in {{{yourproject/yourapp/models.py}}} file, use:
+{{{
+from yourproject.yourapp.models import Person
+}}}
+ 1. [wiki:RemovingTheMagic#Namespacesimplification Change import statements] to reflect the namespace simplification:
+   * {{{django.utils.httpwrappers}}} => {{{django.http}}}
+   * {{{django.core.exceptions.Http404}}} => {{{django.http.Http404}}}
+   * {{{django.core.template}}} => {{{django.template}}}
+   * {{{django.core.formfields}}} => {{{django.forms}}}
+   * {{{django.core.extensions}}} => {{{django.shortcuts}}}
+   * '''renamed:''' {{{django.core.extensions.DjangoContext}}} => {{{django.template.RequestContext}}}
+ 1. Former module {{{settings}}} is an instance now. [wiki:RemovingTheMagic#Movedsettingsintoaninstance Import it] using {{{from django.cong import settings}}}.
+ 1. [wiki:RemovingTheMagic#Includetemplateextensionexplicitly Include template extensions explicitly].
+ 1. [wiki:RemovingTheMagic#Descriptorfields Convert to new Database API]. ''Warning: usually this is the most time-consuming step. Be careful!''
+ 1. [wiki:RemovingTheMagic#RenamedDoesNotExistexception Rename DoesNotExist exception]: {{{people.PersonDoesNotExist}}} becomes {{{Person.DoesNotExist}}}.
+ 1. If you use {{{get_object_or_404()}}} and {{{get_list_or_404()}}}, [wiki:RemovingTheMagic#get_object_or_404andget_list_or_404nowtakemodelclassesnotmodules change their parameters]. Note: you cannot use ''field''{{{__ne}}} and {{{order_by}}} keywords. Use {{{exclude()}}} and {{{order_by()}}} methods of [wiki:RemovingTheMagic#Descriptorfields new Database API].
+ 1. If you use Django's authentication, [wiki:RemovingTheMagic#Authenticationhasbeenconsolidated update your code to reflect the consolidation].
+ 1. If you use manipulators, [wiki:RemovingTheMagic#Changedinterfacetomanipulators update your code]: {{{django.core.formfields}}} is {{{django.forms}}} now.
+
 == Templates ==
 == Template tags ==
-== Settings ==
+== Settings and URLs ==
 
 == Post-conversion ==