          ))
  
  
  class NestedBoundField(BoundField):
      """
      This `BoundField` additionally implements __iter__ and __getitem__
 
</s> remove from rest_framework.compat import OrderedDict, unicode_to_repr
 </s> add from rest_framework.compat import OrderedDict, force_text, unicode_to_repr
    def as_form_field(self):
        return BoundField(self._field, force_text(self.value), self.errors, self._prefix)

          ))
  
    def as_form_field(self):
        return BoundField(self._field, force_text(self.value), self.errors, self._prefix)

  
  class NestedBoundField(BoundField):
      """
      This `BoundField` additionally implements __iter__ and __getitem__
keep add keep keep keep keep
 Form fields should use textual only value representations. Closes #3139. Closes #2416. Closes #2558. 
rest_framework/utils/serializer_helpers.py