Update app.py
Browse files
app.py
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import streamlit as st
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import asyncio
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import websockets
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import json
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import matplotlib.pyplot as plt
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import pandas as pd
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from datetime import datetime
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import streamlit as st
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# Список криптовалют для отслеживания
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cryptos = ['BTCUSDT', 'ETHUSDT', 'LTCUSDT']
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# Словарь для хранения данных
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data = {crypto: {'prices': [], 'times': []} for crypto in cryptos}
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# Инициализация Streamlit
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st.title('Crypto Advisor')
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charts = {crypto: st.empty() for crypto in cryptos}
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advice_boxes = {crypto: st.empty() for crypto in cryptos}
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# Функция для подключения к веб-сокету Binance и получения данных
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async def get_crypto_data():
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uri = 'wss://stream.binance.com:9443/stream'
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stream = '/'.join([f'{crypto.lower()}@trade' for crypto in cryptos])
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url = f'{uri}?streams={stream}'
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async with websockets.connect(url) as websocket:
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while True:
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response = await websocket.recv()
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data_dict = json.loads(response)['data']
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symbol = data_dict['s']
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price = float(data_dict['p'])
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time = datetime.fromtimestamp(data_dict['T'] / 1000)
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if symbol in data:
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# Обновление данных
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data[symbol]['prices'].append(price)
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data[symbol]['times'].append(time)
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# Ограничение длины списка до 100 последних значений
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if len(data[symbol]['prices']) > 100:
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data[symbol]['prices'].pop(0)
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data[symbol]['times'].pop(0)
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# Обновление графика и советов
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update_chart(symbol)
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give_advice(symbol, price)
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# Функция для обновления графика
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def update_chart(symbol):
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fig, ax = plt.subplots()
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ax.plot(data[symbol]['times'], data[symbol]['prices'], label=symbol)
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ax.set_xlabel('Time')
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ax.set_ylabel('Price (USDT)')
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ax.set_title(f'{symbol} Price')
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ax.legend()
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charts[symbol].pyplot(fig)
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# Функция для выдачи советов
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def give_advice(symbol, price):
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if len(data[symbol]['prices']) < 2:
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advice_boxes[symbol].text(f'{symbol}: Not enough data yet.')
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return
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last_price = data[symbol]['prices'][-2]
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current_price = price
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if current_price > last_price:
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advice = f'{symbol}: Price is increasing. Consider buying.'
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elif current_price < last_price:
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advice = f'{symbol}: Price is decreasing. Consider selling.'
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else:
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advice = f'{symbol}: Price is stable. Hold for now.'
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advice_boxes[symbol].text(advice)
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# Функция для запуска асинхронного цикла
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def run_event_loop():
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loop = asyncio.new_event_loop()
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asyncio.set_event_loop(loop)
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loop.run_until_complete(get_crypto_data())
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# Запуск приложения
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if __name__ == '__main__':
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st.write('Connecting to Binance...')
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st.write('Please wait for the data to start streaming.')
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# Запуск асинхронного цикла в отдельном потоке
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import threading
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thread = threading.Thread(target=run_event_loop)
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thread.start()
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