如何从yfinance中通过python创建的列表中删除不需要的字符？

import yfinance as yf

data = yf.download('AAPL', start='2022-01-01', end='2022-01-31')
prices = data['Close'].tolist()

cleaned_prices = [price.replace('$', '') for price in prices]

import yfinance as yf

data = yf.download('AAPL', start='2022-01-01', end='2022-01-31')
prices = data['Close'].tolist()

cleaned_prices = [price.replace('$', '') for price in prices]

print(cleaned_prices)