From: Matthijs Kooijman <matthijs@stdin.nl>
Date: Tue, 3 Feb 2009 22:09:08 +0000 (+0100)
Subject: Add make_choices function.
X-Git-Url: https://git.stderr.nl/gitweb?p=matthijs%2Fprojects%2Fxerxes.git;a=commitdiff_plain;h=74cf9d437ac242f610b17d388d3728b36afb4f64

Add make_choices function.

This function can transform a list of Model objects into a list suitable
for use as a choices list in fields and widgets.
---

diff --git a/tools/misc.py b/tools/misc.py
index ba84f05..2c78548 100644
--- a/tools/misc.py
+++ b/tools/misc.py
@@ -28,3 +28,15 @@ def log_error(func):
             traceback.print_exc()
             raise e
     return show
+
+def make_choices(objects):
+    """
+    Transforms a list (or iteratable) of model objects to a list
+    suitable to be used as a list of choices in form widgets like
+    Select.
+
+    This fullfills a similar (but simpler) function as
+    django.forms.models.ModelChoiceIterator, but that one requires a
+    FormField and is not public.
+    """
+    return [(o.pk, o) for o in objects]