Get the polling state of a sensor from a template (#159900)

homeassistant/helpers/template/__init__.py

@@ -1208,7 +1208,14 @@ def config_entry_attr(
     if not isinstance(config_entry_id_, str):
         raise TemplateError("Must provide a config entry ID")
 
-    if attr_name not in ("domain", "title", "state", "source", "disabled_by"):
+    if attr_name not in (
+        "domain",
+        "title",
+        "state",
+        "source",
+        "disabled_by",
+        "pref_disable_polling",
+    ):
         raise TemplateError("Invalid config entry attribute")
 
     config_entry = hass.config_entries.async_get_entry(config_entry_id_)

tests/helpers/template/test_init.py

@@ -1721,6 +1721,7 @@ async def test_config_entry_attr(hass: HomeAssistant) -> None:
         "title": "mock title",
         "source": config_entries.SOURCE_BLUETOOTH,
         "disabled_by": config_entries.ConfigEntryDisabler.USER,
+        "pref_disable_polling": True,
     }
     config_entry = MockConfigEntry(**info)
     config_entry.add_to_hass(hass)