text: import alpha_vantage
  import os
  import datetime as dt
  from alpha_vantage.cryptocurrencies import CryptoCurrencies
  from alpha_vantage.timeseries import TimeSeries
  import matplotlib.pyplot as plt
  
  key = os.path.expandvars("$ALPHA_VANTAGE_HIGHER_KEY")
  # Or your key here!
  cc = CryptoCurrencies(key=key, output_format='pandas')
  
  
  ts = TimeSeries(key=key, output_format='pandas')
  data, meta_data = ts.get_daily('TSLA', outputsize='full')
  data = data.head(1750)
  
  from matplotlib.pyplot import figure
  figure(num=None, figsize=(15, 6), dpi=80, facecolor='w', edgecolor='k')
  data['4. close'].plot()
  plt.tight_layout()
  plt.grid()
  plt.show()
  