Allow for missing non-required nested objects.

Serializer fields which are themselves serializers should not be required.
Specifically, if a nested object is set to "required=False", it should be
possible to serialize the main object and have the sub-object set to None/null.

1 files changed, 1 insertions, 1 deletions

diff --git a/rest_framework/fields.py b/rest_framework/fields.py
index c83ee5ec..1f38b795 100644
--- a/rest_framework/fields.py
+++ b/rest_framework/fields.py
@@ -50,7 +50,7 @@ def get_component(obj, attr_name):
     return that attribute on the object.
     """
     if isinstance(obj, dict):
-        val = obj[attr_name]
+        val = obj.get(attr_name)
     else:
         val = getattr(obj, attr_name)