Fix type disagreement for required_headers in service code

CHANGELOG.md

@@ -6,6 +6,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [8.0.1] - 2025-06-04
+### Fixed
+- Fix type disagreement for `required_headers` in service code
+
 ## [8.0.0-post.1] - 2024-10-28
 ### Changed
 - Modernize package quality tooling and configuration

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "apiron"
-version = "8.0.0-post.1"
+version = "8.0.1"
 description = "apiron helps you cook a tasty client for RESTful APIs. Just don't wash it with SOAP."
 authors = [
     { name = "Ithaka Harbors, Inc.", email = "opensource@ithaka.org" },

src/apiron/service/base.py

@@ -1,5 +1,3 @@
-from typing import Any
-
 from apiron import Endpoint
 
 
@@ -20,10 +18,21 @@ def __repr__(cls) -> str:
 
 
 class ServiceBase(metaclass=ServiceMeta):
-    required_headers: dict[str, Any] = {}
     auth = ()
     proxies: dict[str, str] = {}
 
+    @property
+    def required_headers(self) -> dict[str, str]:
+        """
+        The headers that are required to be present in requests to this service.
+
+        :return:
+            A dictionary of header names and their expected values
+        :rtype:
+            dict
+        """
+        return {}
+
     @classmethod
     def get_hosts(cls) -> list[str]:
         """