Fixed #3506 -- Changed newforms BoundField.help_text to an empty string if None. Thanks for the patch, Thomas Steinacher

git-svn-id: http://code.djangoproject.com/svn/django/trunk@4528 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/newforms/forms.py

@@ -218,7 +218,7 @@ class BoundField(StrAndUnicode):
             self.label = pretty_name(name)
         else:
             self.label = self.field.label
-        self.help_text = field.help_text
+        self.help_text = field.help_text or ''
 
     def __unicode__(self):
         "Renders this field as an HTML widget."

tests/regressiontests/forms/tests.py

@@ -3044,6 +3044,8 @@ does not have help text, nothing will be output.
 <p>Password2: <input type="password" name="password2" /></p>
 <input type="submit" />
 </form>
+>>> Template('{{ form.password1.help_text }}').render(Context({'form': UserRegistration(auto_id=False)}))
+''
 
 The label_tag() method takes an optional attrs argument: a dictionary of HTML
 attributes to add to the <label> tag.