new_contents: #!/usr/bin/env python3
  
  import math
  import numpy as np
  import matplotlib.pyplot as plt
  
  from matplotlib.finance import quotes_historical_yahoo_ohlc
  import datetime
  
  date1 = datetime.date( 1995, 1, 1 ) 
  date2 = datetime.date( 2004, 4, 12 )
  quotes = quotes_historical_yahoo_ohlc('INTC', date1, date2)
  
  opens = [q[1] for q in quotes]
  
  fig = plt.figure()
  ax = fig.add_subplot(111)
  ax.plot(opens)
  
  plt.show()
  
subject: Add a snippet (Matplotlib).