🔁 Fix TypeFieldResolvers ImportError with graphql-core==3.2.0 (Ambro17#22)

* Fix for graphql-core==3.2.0

* Make code compatible with graphql-core < 3.2.0

Do not force clients to update graphql-code

* Specify ImportError

Author: romeroyonatan

schemadiff/diff/schema.py

@@ -7,7 +7,11 @@
     is_object_type,
     is_interface_type,
 )
-from graphql.type.introspection import TypeFieldResolvers
+
+try:
+    from graphql.type.introspection import TypeResolvers
+except ImportError:
+    from graphql.type.introspection import TypeFieldResolvers as TypeResolvers  # graphql-core < 3.2.0
 
 from schemadiff.changes.directive import RemovedDirective, AddedDirective
 from schemadiff.changes.schema import (
@@ -28,7 +32,7 @@
 from schemadiff.diff.union_type import UnionType
 from schemadiff.diff.input_object_type import InputObjectType
 
-type_kind = partial(TypeFieldResolvers.kind, _info={})
+type_kind = partial(TypeResolvers.kind, _info={})
 
 
 class Schema: