advanced-python-homework-2023/equipment/turtle_device.py

from turtle import Turtle
from typing import Any, Collection, Optional
from controls.device import ActionDescriptor, SynchronyDevice, TraitDescriptor

class TurtleDevice(SynchronyDevice):
    def open(self, name, **kwargs):
        self.turtle = Turtle(kwargs)
        super().open()
    
    def close(self):
        del self.turtle 
        super().close()
    
    
    @property
    def trait_descriptors(self):
        traits = [attribute for attribute in vars(self.turtle).items() 
                      if (attribute[0].startswith('_') == False)]
        
        self.traits = [TraitDescriptor(*tr) for tr in traits]
        return self.traits
    
    
    @property
    def action_descriptors(self):
        actions = [(attribute, getattr(t, attribute)) for attribute in dir(t)
           if (attribute.startswith('_') == False)]
        
        self.actions = [TraitDescriptor(*ac) for ac in actions]
        return self.actions
    
    def read(self, trait_name):
        collection = self.traits
        return ([collection[i].info for i in range(len(collection)) 
       if collection[i].name == trait_name]) 
    
    def write(self, trait_name: str, value: Any) -> bool:
        collection = self.traits
        for i in range(len(collection)):
            if collection[i].name == trait_name:
                collection[i].info=value
    
    def execute(self, action_name: str, *args, **kwargs):
        self.turtle.action_name(args, *kwargs)
    
    def invalidate(self, trait_name: str):
        return super().invalidate(trait_name)
    
    def __getitem__(self, trait_name: str) -> Any | None:
        collection = self.traits
        return ([collection[i] for i in range(len(collection)) 
       if collection[i].name == trait_name])