code: def ohlc(n=100):
  		
  	index=pd.date_range('1/1/15',periods=n*288,freq='5min',tz='utc')
  	data=np.random.randn(n*288)
  	data[0]=np.array([100])
  	df=pd.DataFrame(data,index=index,
  		columns=['a'])
  	df=df.cumsum()  
  	df=df.resample('1d').ohlc()
  	df.index=df.index.date
  	df.index=pd.to_datetime(df.index)
  	return df['a']
docs: Returns a DataFrame with the required format for 
  	a candlestick or ohlc plot
  	df[['open','high','low','close']]
  
  	Parameters:
  	-----------
  		n : int
  			Number of ohlc points