File django-20.patch of Package python-django-crispy-forms

From 7fbfe44836aa48e65e2450823c3471c06e87e84f Mon Sep 17 00:00:00 2001
From: Eugene Morozov <eugene.morozov@gmail.com>
Date: Fri, 3 Aug 2018 17:00:34 +0700
Subject: [PATCH] Fixed {% crispy_field %} incompatiblity with Django 2.0.
 (#799)

---
 crispy_forms/templatetags/crispy_forms_field.py |  2 +-
 crispy_forms/tests/test_tags.py                 | 11 +++++++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/crispy_forms/templatetags/crispy_forms_field.py b/crispy_forms/templatetags/crispy_forms_field.py
index 739367cb..f4b9aa54 100644
--- a/crispy_forms/templatetags/crispy_forms_field.py
+++ b/crispy_forms/templatetags/crispy_forms_field.py
@@ -153,7 +153,7 @@ def render(self, context):
                 else:
                     widget.attrs[attribute_name] = template.Variable(attribute).resolve(context)
 
-        return field
+        return str(field)
 
 
 @register.tag(name="crispy_field")
diff --git a/crispy_forms/tests/test_tags.py b/crispy_forms/tests/test_tags.py
index 1d1d52f8..4d46e54a 100644
--- a/crispy_forms/tests/test_tags.py
+++ b/crispy_forms/tests/test_tags.py
@@ -14,6 +14,17 @@
 from .forms import SampleForm
 
 
+def test_crispy_field():
+    template = Template("""
+        {% load crispy_forms_field %}
+        {% for field in form %}
+            {% crispy_field field %}
+        {% endfor %}
+    """)
+    html = template.render(Context({'form': SampleForm()}))
+    assert html.count('<input') == 8
+
+
 def test_as_crispy_errors_form_without_non_field_errors():
     template = Template("""
         {% load crispy_forms_tags %}