Fixed #34140 -- Reformatted code blocks in docs with blacken-docs.

docs/releases/1.3.txt

@@ -401,10 +401,11 @@ To return to the previous rendering (without the ability to clear the
     from django import forms
     from myapp.models import Document
 
+
     class DocumentForm(forms.ModelForm):
         class Meta:
             model = Document
-            widgets = {'document': forms.FileInput}
+            widgets = {"document": forms.FileInput}
 
 New index on database session table
 -----------------------------------
@@ -485,6 +486,7 @@ For example with a ``FormSet``:
     >>> class ArticleForm(Form):
     ...     title = CharField()
     ...     pub_date = DateField()
+    ...
     >>> ArticleFormSet = formset_factory(ArticleForm)
 
 the following code will raise a ``ValidationError``:
@@ -514,9 +516,9 @@ behavior:
 
 .. code-block:: pycon
 
-    >>> Template("{{ user.get_full_name }}").render(Context({'user': user}))
+    >>> Template("{{ user.get_full_name }}").render(Context({"user": user}))
     u'Joe Bloggs'
-    >>> Template("{{ full_name }}").render(Context({'full_name': user.get_full_name}))
+    >>> Template("{{ full_name }}").render(Context({"full_name": user.get_full_name}))
     u'<bound method User.get_full_name of <...
 
 This has been resolved in Django 1.3 - the result in both cases will be ``u'Joe
@@ -626,7 +628,7 @@ transactions that are being managed using ``commit_manually()``. For example::
       @transaction.commit_manually
       def my_view(request, name):
           obj = get_object_or_404(MyObject, name__iexact=name)
-          return render_to_response('template', {'object':obj})
+          return render_to_response("template", {"object": obj})
 
 Prior to Django 1.3, this would work without error. However, under
 Django 1.3, this will raise a