Mongoengine version updated for python3

Support added for Mongoengine Enum Field for python3

Author: arunsureshkumar

graphene_mongo/converter.py

@@ -1,3 +1,5 @@
+import sys
+
 import graphene
 import mongoengine
 import uuid
@@ -421,3 +423,11 @@ def dynamic_type():
         )
 
     return graphene.Dynamic(dynamic_type)
+
+
+if sys.version_info[0] > 3:
+    @convert_mongoengine_field.register(mongoengine.EnumField)
+    def convert_field_to_enum(field, registry=None):
+        return graphene.Field(graphene.Enum.from_enum(field._enum_cls),
+                              description=get_field_description(field, registry), required=field.required
+                              )

graphene_mongo/fields.py

@@ -391,6 +391,8 @@ def chained_resolver(self, resolver, is_partial, root, info, **args):
                             args_copy.pop(arg_name)
                             if arg_name == '_id' and isinstance(arg, dict):
                                 args_copy['pk__in'] = arg['$in']
+                            elif "$ne" in arg:
+                                args_copy['pk__ne'] = arg['$ne']
                             if '.' in arg_name:
                                 operation = list(arg.keys())[0]
                                 args_copy[arg_name.replace('.', '__') + operation.replace('$', '__')] = arg[operation]

requirements.txt

@@ -6,9 +6,9 @@ future==0.18.2
 graphene>=2.1.8,<3
 iso8601==0.1.13
 mongoengine==0.19.1; python_version <= '3.4'
-mongoengine==0.20.0; python_version > '3.4'
+mongoengine==0.21.0; python_version > '3.4'
 mongomock==3.21.0
-pymongo==3.11.0
+pymongo==3.11.2
 pytest==4.6.11; python_version <= '3.4'
 pytest==6.1.2; python_version > '3.4'
 pytest-cov==2.8.1; python_version == '3.4'