Python Visual Matplotlib-k Line chart

Introducing Class Libraries

Import Matplotlib as Mpl Import Tushare as TS Import Matplotlib.pyplot as Plt Import Matplotlib.finance as MPF  from Import RC  from Import Date2num  from Import datetime, Timedelta

Set the time to take the K line

Today = DateTime.Now (). Strftime ('%y-%m-%d'= (DateTime.Now ()-Timedelta (days = ). Strftime ('%y-%m-%d'#120 Nature Day, about 80 trading days

Get Market data

# get market data, format: Pandas.core.frame.DataFrame ' 000063 '  = ts.get_k_data (code, start = before, end = today)#  print (TSLA_DF)

 

  "  The date of the candlestick, The normal YYYY-MM-DD format is not supported to be converted to a unique numeric value using Matplotlib.finance.date2num   Span style= "color: #000000;" >qutotes  = []  for  _, (d, O, C, h, L) Span style= "color: #0000ff;" >in   Enumerate (Zip (tsla_df.date, Tsla_df.open, Tsla_df.close, Tsla_df.high, TS La_df.low): D  = Mpf.date2num (Datetime.strptime (D, " %y-%m-%d    ))  #   date, open, close, highest, lowest constituent tuple object Val  val = (d, O , H, L, c)  #   plus Val joins Qutotes  Qutotes. Append (val) 

Fig, ax = plt.subplots (figsize= (15,5))#Set Picture sizeFig.subplots_adjust (bottom=0.5)#adjust the position of the frame to eliminate white edgesax.xaxis_date ()#the scale of the x-axis is the datePlt.xticks (rotation=45)#set the angle of the date scale rotationPlt.title (Code)#Set Picture titlePlt.xlabel ('Date')#set X axis titlePlt.ylabel (' Price')#Set the y-axis titlePlt.grid (True)#Show GridMPF.CANDLESTICK_OHLC (ax, qutotes, Width=0.6, colorup='g', colordown='R', alpha=1.0) plt.show ()

Python Visual Matplotlib-k Line chart