Add localization for weather forecast

Show the day in local format for the weather forecast

apps/nspanel-lovelace-ui/nspanel-lovelace-ui.py

@@ -4,6 +4,13 @@ import hassapi as hass
 import math
 import colorsys
 
+# check Babel
+import importlib
+babel_spec = importlib.util.find_spec("babel")
+if babel_spec is not None:
+  import babel.dates
+
+
 class NsPanelLovelaceUIManager(hass.Hass):
   def initialize(self):
 
@@ -20,6 +27,8 @@ class NsPanelLovelaceUI:
     # check configured items
     self.check_items()
 
+    self.babel_spec = importlib.util.find_spec("babel")
+
     # Setup, mqtt subscription and callback
     self.mqtt = self.api.get_plugin_api("MQTT")
     self.mqtt.mqtt_subscribe(topic=self.config["panelRecvTopic"])
@@ -140,12 +149,8 @@ class NsPanelLovelaceUI:
     self.send_mqtt_msg("time,{0}".format(time))
 
   def update_date(self, kwargs):
-
-    import importlib
-    babel_spec = importlib.util.find_spec("babel")
-    if babel_spec is not None:
-      self.api.log("babel package found", level="DEBUG")
-      import babel.dates
+    if self.babel_spec is not None:
+      self.api.log("Babel package found", level="DEBUG")
       if "dateFormatBabel" in self.config:
         dateformat = self.config["dateFormatBabel"]
       else:
@@ -153,7 +158,7 @@ class NsPanelLovelaceUI:
       date = babel.dates.format_date(datetime.datetime.now(), dateformat, locale=self.config["locale"])
       self.send_mqtt_msg(f"date,?{date}")
     else:
-      self.api.log("babel package not found", level="DEBUG")
+      self.api.log("Babel package not found", level="DEBUG")
       date = datetime.datetime.now().strftime(self.config["dateFormat"])
       self.send_mqtt_msg(f"date,?{date}")
 
@@ -187,12 +192,12 @@ class NsPanelLovelaceUI:
 
     o1 = we.attributes.forecast[0]['datetime']
     o1 = datetime.datetime.fromisoformat(o1)
-    o1 = o1.strftime("%a")
+    o1 = babel.dates.format_date(o1, "E", locale=self.config["locale"])
     i1 = weathericons[we.attributes.forecast[0]['condition']]
     u1 = we.attributes.forecast[0]['temperature']
     o2 = we.attributes.forecast[1]['datetime']
     o2 = datetime.datetime.fromisoformat(o2)
-    o2 = o2.strftime("%a")
+    o2 = babel.dates.format_date(o2, "E", locale=self.config["locale"])
     i2 = weathericons[we.attributes.forecast[1]['condition']]
     u2 = we.attributes.forecast[1]['temperature']
     self.send_mqtt_msg(f"weatherUpdate,?{weathericons[we.state]}?{we.attributes.temperature}{unit}?{26}?{we.attributes.humidity} %?{o1}?{i1}?{u1}?{o2}?{i2}?{u2}")
@@ -554,4 +559,4 @@ class NsPanelLovelaceUI:
           sat = r
       hsv = (math.degrees(math.atan2(y, x))%360/360, sat, 1)
       rgb = self.hsv2rgb(hsv[0],hsv[1],hsv[2])
-      return rgb
+      return rgb