use importlib_resources since we need stuff introduced in python 3.9

setup.py

@@ -13,6 +13,7 @@
  "jsonschema",
  "pyyaml",
  "typing-extensions",
+ "importlib-resources >= 1.3",
 ]
 
 

swagger_spec_validator/common.py

@@ -12,8 +12,8 @@
 from urllib.request import pathname2url
 from urllib.request import urlopen
 
+import importlib_resources
 import yaml
-import importlib.resources
 from typing_extensions import ParamSpec
 
 try:
@@ -55,8 +55,8 @@ def read_file(file_path: str) -> dict[str, Any]:
 
 @lru_cache()
 def read_resource_file(resource_path: str) -> tuple[dict[str, Any], str]:
- ref = importlib.resources.files('swagger_spec_validator') / resource_path
- with importlib.resources.as_file(ref) as path:
+ ref = importlib_resources.files("swagger_spec_validator") / resource_path
+ with importlib_resources.as_file(ref) as path:
  return read_file(path), path
 
 

tests/common_test.py

@@ -1,7 +1,7 @@
 import uuid
 from unittest import mock
 
-import importlib.resources
+import importlib_resources
 
 from swagger_spec_validator.common import read_file
 from swagger_spec_validator.common import read_resource_file
@@ -19,5 +19,5 @@ def test_read_resource_file(monkeypatch):
  read_resource_file(resource_path)
 
  m.assert_called_once_with(
- importlib.resources.files("swagger_spec_validator")
+ importlib_resources.files("swagger_spec_validator") / resource_path
  )