fix: | operator is not suported before Python 3.10

mkdocs_rss_plugin/integrations/theme_material_social_plugin.py

@@ -7,6 +7,7 @@
 # standard library
 import logging
 from pathlib import Path
+from typing import Optional
 
 # 3rd party
 from mkdocs.config.config_options import Config
@@ -174,13 +175,13 @@ def get_social_cards_dir(self, mkdocs_config: Config) -> str:
         return social_plugin_cfg.config.cards_dir
 
     def get_social_card_build_path_for_page(
-        self, mkdocs_page: Page, mkdocs_site_dir: str | None = None
+        self, mkdocs_page: Page, mkdocs_site_dir: Optional[str] = None
     ) -> Path:
         """Get social card URL for a specific page in documentation.
 
         Args:
             mkdocs_page (Page): Mkdocs page object.
-            mkdocs_site_dir (str | None, optional): Mkdocs build site dir. If None, the
+            mkdocs_site_dir (Optional[str], optional): Mkdocs build site dir. If None, the
                 'class.mkdocs_site_build_dir' is used. is Defaults to None.
 
         Returns:
@@ -197,13 +198,13 @@ def get_social_card_build_path_for_page(
     def get_social_card_url_for_page(
         self,
         mkdocs_page: Page,
-        mkdocs_site_url: str | None = None,
+        mkdocs_site_url: Optional[str] = None,
     ) -> str:
         """Get social card URL for a specific page in documentation.
 
         Args:
             mkdocs_page (Page): Mkdocs page object.
-            mkdocs_site_url (str | None, optional): Mkdocs site URL. If None, the
+            mkdocs_site_url (Optional[str], optional): Mkdocs site URL. If None, the
                 'class.mkdocs_site_url' is used. is Defaults to None.
 
         Returns:

mkdocs_rss_plugin/util.py

@@ -12,7 +12,7 @@
 from email.utils import format_datetime
 from mimetypes import guess_type
 from pathlib import Path
-from typing import Iterable, Tuple
+from typing import Iterable, Optional, Tuple
 from urllib import request
 from urllib.error import HTTPError, URLError
 from urllib.parse import urlencode, urlparse, urlunparse
@@ -58,7 +58,9 @@ def __init__(
         self,
         path: str = ".",
         use_git: bool = True,
-        integration_material_social_cards: IntegrationMaterialSocialCards | None = None,
+        integration_material_social_cards: Optional[
+            IntegrationMaterialSocialCards
+        ] = None,
     ):
         """Class hosting the plugin logic.
 
@@ -478,7 +480,7 @@ def get_description_or_abstract(
         else:
             return description if description else ""
 
-    def get_image(self, in_page: Page, base_url: str) -> tuple[str, str, int] | None:
+    def get_image(self, in_page: Page, base_url: str) -> Optional[tuple[str, str, int]]:
         """Get page's image from page meta or social cards and returns properties.
 
         Args:
@@ -487,7 +489,7 @@ def get_image(self, in_page: Page, base_url: str) -> tuple[str, str, int] | None
                 with local path.
 
         Returns:
-            tuple[str, str, int] | None: (image url, mime type, image length) or None if
+            Optional[tuple[str, str, int]]: (image url, mime type, image length) or None if
                 there is no image set
         """
         if in_page.meta.get("image"):