Add ws.close() to the websocket examples (comfyanonymous#5020)

* add ws.close() to websocket examples

* add and explain ws.close() in websocket examples

script_examples/websockets_api_example.py

@@ -154,7 +154,7 @@ def get_images(ws, prompt):
 ws = websocket.WebSocket()
 ws.connect("ws://{}/ws?clientId={}".format(server_address, client_id))
 images = get_images(ws, prompt)
-
+ws.close() # for in case this example is used in an environment where it will be repeatedly called, like in a Gradio app. otherwise, you'll randomly receive connection timeouts
 #Commented out code to display the output images:
 
 # for node_id in images:

script_examples/websockets_api_example_ws_images.py

@@ -147,7 +147,7 @@ def get_images(ws, prompt):
 ws = websocket.WebSocket()
 ws.connect("ws://{}/ws?clientId={}".format(server_address, client_id))
 images = get_images(ws, prompt)
-
+ws.close() # for in case this example is used in an environment where it will be repeatedly called, like in a Gradio app. otherwise, you'll randomly receive connection timeouts
 #Commented out code to display the output images:
 
 # for node_id in images: