From 1d3525e6f91a41201835d775abd8bd7212d72cb4 Mon Sep 17 00:00:00 2001
From: Jonathan Kim <jkimbo@gmail.com>
Date: Thu, 9 Jul 2020 16:36:41 +0100
Subject: [PATCH] Use custom dedent function and pin graphql-core to >3.1.2

---
 graphene/relay/tests/test_node.py        | 2 +-
 graphene/relay/tests/test_node_custom.py | 3 ++-
 graphene/tests/utils.py                  | 9 +++++++++
 graphene/types/tests/test_schema.py      | 4 ++--
 setup.py                                 | 2 +-
 5 files changed, 15 insertions(+), 5 deletions(-)
 create mode 100644 graphene/tests/utils.py

diff --git a/graphene/relay/tests/test_node.py b/graphene/relay/tests/test_node.py
index 92d85105..d46838ac 100644
--- a/graphene/relay/tests/test_node.py
+++ b/graphene/relay/tests/test_node.py
@@ -1,7 +1,7 @@
 import re
 from graphql_relay import to_global_id
 
-from graphql.pyutils import dedent
+from graphene.tests.utils import dedent
 
 from ...types import ObjectType, Schema, String
 from ..node import Node, is_node
diff --git a/graphene/relay/tests/test_node_custom.py b/graphene/relay/tests/test_node_custom.py
index 30d62e7b..76a2cad3 100644
--- a/graphene/relay/tests/test_node_custom.py
+++ b/graphene/relay/tests/test_node_custom.py
@@ -1,5 +1,6 @@
 from graphql import graphql_sync
-from graphql.pyutils import dedent
+
+from graphene.tests.utils import dedent
 
 from ...types import Interface, ObjectType, Schema
 from ...types.scalars import Int, String
diff --git a/graphene/tests/utils.py b/graphene/tests/utils.py
new file mode 100644
index 00000000..b9804d9b
--- /dev/null
+++ b/graphene/tests/utils.py
@@ -0,0 +1,9 @@
+from textwrap import dedent as _dedent
+
+
+def dedent(text: str) -> str:
+    """Fix indentation of given text by removing leading spaces and tabs.
+    Also removes leading newlines and trailing spaces and tabs, but keeps trailing
+    newlines.
+    """
+    return _dedent(text.lstrip("\n").rstrip(" \t"))
diff --git a/graphene/types/tests/test_schema.py b/graphene/types/tests/test_schema.py
index 0c85e170..fe4739c9 100644
--- a/graphene/types/tests/test_schema.py
+++ b/graphene/types/tests/test_schema.py
@@ -1,7 +1,7 @@
+from graphql.type import GraphQLObjectType, GraphQLSchema
 from pytest import raises
 
-from graphql.type import GraphQLObjectType, GraphQLSchema
-from graphql.pyutils import dedent
+from graphene.tests.utils import dedent
 
 from ..field import Field
 from ..objecttype import ObjectType
diff --git a/setup.py b/setup.py
index 24bddcf9..48d7d285 100644
--- a/setup.py
+++ b/setup.py
@@ -82,7 +82,7 @@ setup(
     keywords="api graphql protocol rest relay graphene",
     packages=find_packages(exclude=["examples*"]),
     install_requires=[
-        "graphql-core>=3.1.1,<4",
+        "graphql-core>=3.1.2,<4",
         "graphql-relay>=3.0,<4",
         "aniso8601>=8,<9",
     ],