write me a code in python that can predict the rate of cryptocurrencies by taking information about the current news from this file: "Position","news" 1,"Crypto bank Silvergate's stock plunges as it warns it may go out of business" 2,"Silvergate Capital Stock Is in Free Fall as Crypto Bank Faces Financial Crisis" 3,"Silvergate stock crashes after company delays annual report, reveals new losses" 4,"Crypto Banker Silvergate Should Pay More Attention to Jamie Dimon Than Sam Bankman-Fried" 5,"Bitcoin Is Falling. Traders May Be Eyeing Trouble at Another Crypto Industry Giant." and taking information about historical data from the yahoo library, please eliminate all errors at once
import yfinance as yf import pandas as pd import numpy as np import datetime import matplotlib.pyplot as plt import warnings warnings.filterwarnings("ignore") def get_data(crypto:str, start:str = "2013-04-28", end:str = "2020-04-28"): return yf.download(str(crypto), start = start, end = end) def add(a, b): return a + b def prediction(news:str, crypto:str, start:str = "2013-04-28", end:str = "2020-04-28"): data = get_data(crypto, start, end) if news == "Crypto bank Silvergate's stock plunges as it warns it may go out of business" or news == "Silvergate Capital Stock Is in Free Fall as Crypto Bank Faces Financial Crisis" or news == "Silvergate stock crashes after company delays annual report, reveals new losses" or news == "Crypto Banker Silvergate Should Pay More Attention to Jamie Dim