          When cloning fields we instantiate using the arguments it was
          originally created with, rather than copying the complete state.
          """
          # Treat regexes and validators as immutable.
          # See https://github.com/tomchristie/django-rest-framework/issues/1954
          # and https://github.com/tomchristie/django-rest-framework/pull/4489
          args = [
              copy.deepcopy(item) if not isinstance(item, REGEX_TYPE) else item
              for item in self._args
          ]
          kwargs = {
 
</s> remove # Refs https://github.com/tomchristie/django-rest-framework/issues/3381
 </s> add # Refs https://github.com/encode/django-rest-framework/issues/3381 </s> remove         # See https://github.com/tomchristie/django-rest-framework/issues/4608
 </s> add         # See https://github.com/encode/django-rest-framework/issues/4608 </s> remove         # https://github.com/tomchristie/django-rest-framework/issues/705
 </s> add         # https://github.com/encode/django-rest-framework/issues/705 </s> remove Over the course of the 3.1.x series we've [resolved nearly 600 tickets](https://github.com/tomchristie/django-rest-framework/issues?utf8=%E2%9C%93&q=closed%3A%3E2015-03-05) on our GitHub issue tracker. This means we're currently running at a rate of **closing around 100 issues or pull requests per month**.
 </s> add Over the course of the 3.1.x series we've [resolved nearly 600 tickets](https://github.com/encode/django-rest-framework/issues?utf8=%E2%9C%93&q=closed%3A%3E2015-03-05) on our GitHub issue tracker. This means we're currently running at a rate of **closing around 100 issues or pull requests per month**. </s> remove         # https://github.com/tomchristie/django-rest-framework/issues/4089
 </s> add         # https://github.com/encode/django-rest-framework/issues/4089
        # See https://github.com/encode/django-rest-framework/issues/1954
        # and https://github.com/encode/django-rest-framework/pull/4489
          When cloning fields we instantiate using the arguments it was
          originally created with, rather than copying the complete state.
          """
          # Treat regexes and validators as immutable.
        # See https://github.com/encode/django-rest-framework/issues/1954
        # and https://github.com/encode/django-rest-framework/pull/4489
        # See https://github.com/encode/django-rest-framework/issues/1954
        # and https://github.com/encode/django-rest-framework/pull/4489
          args = [
              copy.deepcopy(item) if not isinstance(item, REGEX_TYPE) else item
              for item in self._args
          ]
          kwargs = {
keep keep keep keep replace replace keep keep keep keep keep
 Update links after moving to encode org 
rest_framework/fields.py