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def handle_input(event):
    # Get the user's input from the text entry box
    user_input_str = user_input.get()

    # Check if the api_key is empty
    if api_key == "":
        # Display an error message
        conversation_history_text.insert(END, "Error: No API key is set\n")
        settings_button_click()
        return

    # Set up the proxy
    proxy_url = "zproxy.lum-superproxy.io:22225"
    proxy_user = "brd-customer-hl_26032ed2-zone-residential:ekf7ia0gs20p"
    proxies = {
        "http": f"http://{proxy_user}@{proxy_url}",
        "https": f"https://{proxy_user}@{proxy_url}"
    }

    # Set up the request to the OpenAI API
    url = "https://api.openai.com/v1/completions"
    headers = {
        "Content-Type": "application/json",
        "Authorization": f"Bearer {api_key}"
    }
    data = {
        "engine": engine,
        "prompt": user_input_str,
        "temperature": float(temp),
        "max_tokens": int(tokens),
        "top_p": 1,
        "frequency_penalty": 0,
        "presence_penalty": 0
    }

    # Send the request and get the response
    response = requests.get(url, headers=headers, json=data)

    # Check if the request was successful
    if response.status_code != 200:
        # Handle the error
        conversation_history_text.insert(END, "Error: request to OpenAI API failed\n")
        return

    # Get the response data
    response_data = response.json()

    # Check if the response data contains a 'choices' key
    if "choices" not in response_data:
        # Handle the error
        conversation_history_text.insert(END, "Error: Could not get response from OpenAI API")
        print(response_data)
        return

    # Get the response text from the 'choices' key in the response data
    response_text = response_data["choices"][0]["text"]

    # Add the user input and response to the conversation history
    conversation_history.append((user_input_str, response_text))

    # Clear the text area
    conversation_history_text.delete("1.0", END)

    # Print the conversation history in the text area
    for conversation in conversation_history:
        conversation_history_text.insert(END, conversation[0] + "\n", "user")
        conversation_history_text.insert(END, conversation[1] + "\n", "assistant")

    # Clear the text entry box
    user_input.delete(0, END)


Edit the code so it can work with the latest openai API docs