code: def get_login_theme():
      
      today = datetime.now().date()
      if today.month == 12 or today.month == 1:
          # Snow
          return {"js": "themes/snow/snow.js", "css": "themes/snow/snow.css"}
  
      if today.month == 3 and (14 <= today.day <= 16):
          return {"js": "themes/piday/piday.js", "css": "themes/piday/piday.css"}
  
      return {}
docs: Load a custom login theme (e.g. snow)