Revised API endpoints

model_service/utils/require_decorators.py

@@ -14,3 +14,15 @@ def json_required(f):
             abort(400, "JSON required")
 
     return call
+
+
+def multipart_required(f):
+    @wraps(f)
+    def call(*args, **kwargs):
+
+        if request.form:
+            return f(*args, **kwargs)
+        else:
+            abort(400, "multipart/form-data required")
+
+    return call