From ab3892342be0ceea586dd72a661f1dcf5e8c209c Mon Sep 17 00:00:00 2001
From: Samir Otiv <samirotiv@gmail.com>
Date: Thu, 2 Jun 2016 13:47:03 +0530
Subject: [PATCH] Modified depth to make it dynamically editable

---
 rest_framework/serializers.py | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/rest_framework/serializers.py b/rest_framework/serializers.py
index 8c475e91c..1071c9257 100644
--- a/rest_framework/serializers.py
+++ b/rest_framework/serializers.py
@@ -326,6 +326,16 @@ class Serializer(BaseSerializer):
         'invalid': _('Invalid data. Expected a dictionary, but got {datatype}.')
     }
 
+    @property
+    def depth(self):
+        if not hasattr(self, '_depth'):
+            self._depth = getattr(self.Meta, 'depth', 0)
+        return self._depth
+
+    @depth.setter
+    def depth(self, value):
+        self._depth = value
+
     @property
     def fields(self):
         """
@@ -912,7 +922,7 @@ class ModelSerializer(Serializer):
 
         declared_fields = copy.deepcopy(self._declared_fields)
         model = getattr(self.Meta, 'model')
-        depth = getattr(self.Meta, 'depth', 0)
+        depth = self.depth
 
         if depth is not None:
             assert depth >= 0, "'depth' may not be negative."