internal override bool TrySetValue(CodeContext context, object instance, PythonType owner, object value)
{
IPythonObject sdo = instance as IPythonObject;
if (sdo != null)
{
if (!(value is PythonDictionary))
{
throw PythonOps.TypeError("__dict__ must be set to a dictionary, not '{0}'", owner.Name);
}
if (!sdo.PythonType.HasDictionary)
{
return(false);
}
sdo.ReplaceDict((PythonDictionary)value);
return(true);
}
if (instance == null)
{
throw PythonOps.AttributeError("'__dict__' of '{0}' objects is not writable", owner.Name);
}
return(false);
}
internal override bool TryDeleteValue(CodeContext context, object instance, PythonType owner)
{
IPythonObject sdo = instance as IPythonObject;
if (sdo != null)
{
if (!sdo.PythonType.HasDictionary)
{
return(false);
}
sdo.ReplaceDict(null);
return(true);
}
if (instance == null)
{
throw PythonOps.TypeError("'__dict__' of '{0}' objects is not writable", owner.Name);
}
return(false);
}