initial commit

configuration/sensor/template_window_open_number.yaml

@@ -0,0 +1,8 @@
+---
+- platform: template
+  sensors:
+    number_windows_open:
+      friendly_name: "Windows Open"
+      unit_of_measurement: window(s)
+      value_template: >
+        {{ states.binary_sensor | selectattr('object_id', 'match', 'window_.*') | selectattr('state', '==', 'on') | map(attribute='entity_id') | list | count }}