From 362ed2b9120be56868c4be46e8bf9f18cc3ebf71 Mon Sep 17 00:00:00 2001
From: LeDocteurDesBits <77270859+LeDocteurDesBits@users.noreply.github.com>
Date: Wed, 3 Mar 2021 17:52:11 +0100
Subject: [PATCH] Fixed a bug on old Python versions (< 3.8)

---
 models.py | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/models.py b/models.py
index 6c6f2c7..fa81c4f 100644
--- a/models.py
+++ b/models.py
@@ -1,7 +1,7 @@
 import copy
 from abc import ABC
 from dataclasses import dataclass, fields, field
-from typing import List, Optional, Union, get_type_hints, get_args, get_origin
+from typing import List, Optional, Union, get_type_hints
 
 from dataclasses_json import dataclass_json
 from pydantic.typing import NoneType
@@ -11,6 +11,19 @@
 from utils.case import camel_case
 
 
+# HACK: This is a ugly fix for old Python versions
+import sys
+
+if sys.version_info < (3, 8):
+    def get_args(field):
+        return field.__args__
+
+    def get_origin(field):
+        return field.__origin__
+else:
+    from typing import get_args, get_origin
+
+
 def default_field(obj):
     return field(default_factory=lambda: copy.copy(obj))