Create app.py
Browse files
app.py
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# main.py
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import streamlit as st
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import aiohttp
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import asyncio
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import json
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# Function to asynchronously generate text using the OpenAI API
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async def generate_text(api_key, prompt, model, temperature, max_tokens, top_p, frequency_penalty, presence_penalty):
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headers = {
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"Content-Type": "application/json",
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"Authorization": f"Bearer {api_key}"
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}
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data = {
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"model": model,
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"messages": [{"role": "user", "content": prompt}],
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"temperature": temperature,
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"max_tokens": max_tokens,
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"top_p": top_p,
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"frequency_penalty": frequency_penalty,
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"presence_penalty": presence_penalty,
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"stream": True
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}
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async with aiohttp.ClientSession() as session:
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async with session.post("https://api.openai.com/v1/chat/completions", headers=headers, json=data) as response:
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if response.status == 200:
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result_area = st.empty()
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generated_text = ""
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async for chunk in response.content.iter_chunked(1024):
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chunk = chunk.decode('utf-8')
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lines = chunk.split('\n')
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for line in lines:
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if line.strip() == "":
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continue
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if line.startswith("data:"):
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try:
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data = json.loads(line[5:])
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if data["choices"][0]["finish_reason"] is None:
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delta = data["choices"][0]["delta"].get("content", "")
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generated_text += delta
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result_area.markdown(generated_text)
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else:
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break
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except json.JSONDecodeError as e:
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print(f"JSONDecodeError: {e}")
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continue
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return generated_text
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else:
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raise Exception(f"API request failed with status code {response.status}: {await response.text()}")
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# Main function to setup Streamlit UI and handle user inputs
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def main():
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st.title("GPT-4 Text Generation App")
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api_key = st.text_input("OpenAI API Key", type="password")
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system_prompt = st.text_area("System Prompt", value="You are a helpful assistant.")
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user_prompts = st.text_area("User Prompts (one per line)", value="What is the capital of France?\nExplain the concept of machine learning.").split("\n")
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assistant_prompt = st.text_area("Assistant Prompt", value="Here is the information you requested:")
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model = "gpt-4-turbo-preview"
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temperature = st.slider("Temperature", 0.0, 1.0, 1.0, 0.1)
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max_tokens = st.number_input("Max Tokens", 1, 4000, 256)
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top_p = st.slider("Top P", 0.0, 1.0, 1.0, 0.1)
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frequency_penalty = st.slider("Frequency Penalty", 0.0, 2.0, 0.0, 0.1)
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presence_penalty = st.slider("Presence Penalty", 0.0, 2.0, 0.0, 0.1)
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if st.button("Generate"):
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if not api_key:
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st.error("Please enter your OpenAI API key.")
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else:
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with st.spinner("Generating text..."):
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asyncio.run(generate_text(api_key, f"{system_prompt}\nUser: {user_prompts[0]}\nAssistant: {assistant_prompt}", model, temperature, max_tokens, top_p, frequency_penalty, presence_penalty))
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if __name__ == "__main__":
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main()
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