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- """
- Allows us to visualize the state in a browser
- """
-
- import atexit, json, time
- from graphstate import GraphState
- from websocket import create_connection
-
- class VisibleGraphState(GraphState):
-
- """ Overloads the graph state with methods for sending to the browser over a websocket """
-
- def __init__(self, *args, **kwargs):
- """ Constructor """
- GraphState.__init__(self, *args, **kwargs)
- self.ws = create_connection("ws://localhost:5000")
- atexit.register(self.shutdown)
-
- def shutdown(self):
- """ The client should shut down automatically on close """
- self.update()
- self.ws.close()
-
- def update(self, delay = 0.5):
- """ Call this function when you are ready to send data to the browser """
- data = json.dumps(self.to_json())
- self.ws.send(data)
- time.sleep(delay)
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