From 340a60324cf163ae133489906835942c38dc6f0c Mon Sep 17 00:00:00 2001
From: Cristi Vijdea <cristi@cvjd.me>
Date: Mon, 4 Mar 2019 00:48:55 +0200
Subject: [PATCH] Add special exclusion for FileUploadParser

Fixes #288
---
 src/drf_yasg/utils.py      | 2 ++
 testproj/articles/views.py | 4 ++--
 testproj/snippets/views.py | 4 ++--
 3 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/drf_yasg/utils.py b/src/drf_yasg/utils.py
index dc8de25d..2a71c3ea 100644
--- a/src/drf_yasg/utils.py
+++ b/src/drf_yasg/utils.py
@@ -7,6 +7,7 @@
 from django.utils.encoding import force_text
 from rest_framework import serializers, status
 from rest_framework.mixins import DestroyModelMixin, RetrieveModelMixin, UpdateModelMixin
+from rest_framework.parsers import FileUploadParser
 from rest_framework.request import is_form_media_type
 from rest_framework.settings import api_settings as rest_framework_settings
 from rest_framework.utils import encoders, json
@@ -366,6 +367,7 @@ def get_consumes(parser_classes):
     :rtype: list[str]
     """
     parser_classes = get_object_classes(parser_classes)
+    parser_classes = [pc for pc in parser_classes if not issubclass(pc, FileUploadParser)]
     media_types = [parser.media_type for parser in parser_classes or []]
     non_form_media_types = [encoding for encoding in media_types if not is_form_media_type(encoding)]
     if len(non_form_media_types) == 0:
diff --git a/testproj/articles/views.py b/testproj/articles/views.py
index 0a630a76..e0884a9c 100644
--- a/testproj/articles/views.py
+++ b/testproj/articles/views.py
@@ -7,7 +7,7 @@
 # noinspection PyDeprecation
 from rest_framework.filters import OrderingFilter
 from rest_framework.pagination import LimitOffsetPagination
-from rest_framework.parsers import MultiPartParser
+from rest_framework.parsers import MultiPartParser, FileUploadParser
 from rest_framework.response import Response
 
 from articles import serializers
@@ -118,7 +118,7 @@ def today(self, request):
         type=openapi.TYPE_INTEGER,
         description="this should not crash (form parameter on DELETE method)"
     )])
-    @detail_route(methods=['get', 'post', 'delete'], parser_classes=(MultiPartParser,))
+    @detail_route(methods=['get', 'post', 'delete'], parser_classes=(MultiPartParser, FileUploadParser))
     def image(self, request, slug=None):
         """
         image method docstring
diff --git a/testproj/snippets/views.py b/testproj/snippets/views.py
index 3df0cab4..bf90d838 100644
--- a/testproj/snippets/views.py
+++ b/testproj/snippets/views.py
@@ -2,7 +2,7 @@
 from djangorestframework_camel_case.render import CamelCaseJSONRenderer
 from inflection import camelize
 from rest_framework import generics, status
-from rest_framework.parsers import FormParser
+from rest_framework.parsers import FormParser, FileUploadParser
 
 from drf_yasg import openapi
 from drf_yasg.inspectors import SwaggerAutoSchema
@@ -22,7 +22,7 @@ class SnippetList(generics.ListCreateAPIView):
     queryset = Snippet.objects.all()
     serializer_class = SnippetSerializer
 
-    parser_classes = (FormParser, CamelCaseJSONParser,)
+    parser_classes = (FormParser, CamelCaseJSONParser, FileUploadParser)
     renderer_classes = (CamelCaseJSONRenderer,)
     swagger_schema = CamelCaseOperationIDAutoSchema