Add convert_choices_to_enum meta option

graphene_django/converter.py

@@ -52,13 +52,13 @@ def get_choices(choices):
             yield name, value, description
 
 
-def convert_django_field_with_choices(field, registry=None):
+def convert_django_field_with_choices(field, registry=None, convert_choices_to_enum=True):
     if registry is not None:
         converted = registry.get_converted_field(field)
         if converted:
             return converted
     choices = getattr(field, "choices", None)
-    if choices:
+    if choices and convert_choices_to_enum:
         meta = field.model._meta
         name = to_camel_case("{}_{}".format(meta.object_name, field.name))
         choices = list(get_choices(choices))

graphene_django/types.py

@@ -18,7 +18,8 @@ if six.PY3:
     from typing import Type
 
 
-def construct_fields(model, registry, only_fields, exclude_fields):
+def construct_fields(model, registry, only_fields, exclude_fields,
+                     convert_choices_to_enum):
     _model_fields = get_model_fields(model)
 
     fields = OrderedDict()
@@ -33,7 +34,17 @@ def construct_fields(model, registry, only_fields, exclude_fields):
             # in there. Or when we exclude this field in exclude_fields.
             # Or when there is no back reference.
             continue
-        converted = convert_django_field_with_choices(field, registry)
+
+        _convert_choices_to_enum = convert_choices_to_enum
+        if not isinstance(_convert_choices_to_enum, bool):
+            # then `convert_choices_to_enum` is a list of field names to convert
+            if name in _convert_choices_to_enum:
+                _convert_choices_to_enum = True
+            else:
+                _convert_choices_to_enum = False
+
+        converted = convert_django_field_with_choices(
+            field, registry, convert_choices_to_enum=_convert_choices_to_enum)
         fields[name] = converted
 
     return fields
@@ -63,6 +74,7 @@ class DjangoObjectType(ObjectType):
         connection_class=None,
         use_connection=None,
         interfaces=(),
+        convert_choices_to_enum=True,
         _meta=None,
         **options
     ):
@@ -90,7 +102,14 @@ class DjangoObjectType(ObjectType):
             )
 
         django_fields = yank_fields_from_attrs(
-            construct_fields(model, registry, only_fields, exclude_fields), _as=Field
+            construct_fields(
+                model,
+                registry,
+                only_fields,
+                exclude_fields,
+                convert_choices_to_enum
+            ),
+            _as=Field
         )
 
         if use_connection is None and interfaces: