Mini fix SerializerMethodField call to_representation method (#2)

* add __deepcopy__ on all serializers

* v0.1.8

Author: nxexox

docs/release-notes.md

@@ -8,6 +8,12 @@ Medium version numbers (0.x.0) may include API changes, in line with the [deprec
 
 Major version numbers (x.0.0) are reserved for substantial project milestones.
 
+### 0.1.8
+
+**Date:** [23th March 2019]
+
+* Mini fix [`SerializerMethodField`][SerializerMethodField] run `to_representation` method.
+
 ### 0.1.7
 
 **Date:** [1st of January 2019]

rest_framework/__init__.py

@@ -8,7 +8,7 @@
          __/ |
         |___/
 """
-VERSION = (0, 1, 7)
+VERSION = (0, 1, 8)
 
 __title__ = 'Python-Rest-Framework'
 __author__ = 'Deys Timofey'

rest_framework/serializers/serializers.py

@@ -13,7 +13,7 @@
 
 import six
 
-from rest_framework.serializers.fields import Field
+from rest_framework.serializers.fields import Field, SerializerMethodField
 from rest_framework.serializers.helpers import BindingDict
 from rest_framework.exceptions import SkipError
 from rest_framework.serializers.exceptions import ValidationError
@@ -314,12 +314,16 @@ def to_representation(self, instance):
         res = OrderedDict()  # Attributes storage.
 
         for field_name, field_val in six.iteritems(self.fields):
-            # We try to get the attribute.
-            try:
-                attribute = field_val.get_attribute(instance)
-            except SkipError:
-                # TODO: That thing, throw an error, if the attribute of the object is not found, or skip?
-                continue
+            # TODO: mini hack
+            if not isinstance(field_val, SerializerMethodField):
+                # We try to get the attribute.
+                try:
+                    attribute = field_val.get_attribute(instance)
+                except SkipError:
+                    # TODO: That thing, throw an error, if the attribute of the object is not found, or skip?
+                    continue
+            else:
+                attribute = instance
 
             # We try to turn it into a JSON valid format.
             res[field_name] = field_val.to_representation(attribute)