{
  "context": "This criteria evaluates how well the engineer uses comtypes to implement a COM event source (connection points). The focus is on proper usage of comtypes.server.connectionpoints module classes and correct implementation of the IConnectionPointContainer pattern for firing events to multiple connected clients.",
  "type": "weighted_checklist",
  "checklist": [
    {
      "name": "ConnectableObjectMixin usage",
      "description": "Uses comtypes.server.connectionpoints.ConnectableObjectMixin as a base class or mixin for the TemperatureMonitor class to implement IConnectionPointContainer",
      "max_score": 25
    },
    {
      "name": "Event interface definition",
      "description": "Properly defines the ITemperatureEvents interface using comtypes interface definition syntax (inheriting from IUnknown or using COMMETHOD definitions) with the three event methods (on_temperature_changed, on_temperature_warning, on_temperature_normal)",
      "max_score": 20
    },
    {
      "name": "Connection point registration",
      "description": "Correctly registers the event interface as a connection point using _com_interfaces_ or _outgoing_interfaces_ attribute on the COM server class",
      "max_score": 15
    },
    {
      "name": "Event firing mechanism",
      "description": "Implements event firing to all connected sinks using the connection point's fire() method or by iterating through connected sinks and calling their methods",
      "max_score": 20
    },
    {
      "name": "COMObject inheritance",
      "description": "Properly inherits from comtypes.COMObject or uses @comtypes.GUID decorator to make TemperatureMonitor a valid COM server class",
      "max_score": 10
    },
    {
      "name": "Temperature change events",
      "description": "Correctly fires on_temperature_changed event with old and new temperature values when set_temperature is called",
      "max_score": 5
    },
    {
      "name": "Warning threshold events",
      "description": "Properly implements logic to fire on_temperature_warning when temperature exceeds 75°C and on_temperature_normal when it returns below 75°C",
      "max_score": 5
    }
  ]
}