archive a few more experiments and examples

Author: DanielGoldfarb

examples/mpf_demo_autoclose.py

@@ -0,0 +1,21 @@
+import pandas as pd
+import mplfinance as mpf
+
+import time
+import matplotlib.pyplot as plt
+
+infile = 'data/yahoofinance-SPY-20200901-20210113.csv'
+
+df = pd.read_csv(infile, index_col=0, parse_dates=True)
+
+# print('len(df)=',len(df))
+
+
+for jj in (0,1,2):
+    start = jj*35
+    stop  = start + 35
+    tdf = df.iloc[start:stop]
+    fig,_ = mpf.plot(tdf,type='candle',volume=True,mav=(10,20),figscale=1.5,returnfig=True)
+    plt.pause(4)
+    plt.close(fig)
+    del fig

examples/mpf_demo_axlabelsize.py

@@ -0,0 +1,28 @@
+import pandas as pd
+import mplfinance as mpf
+
+infile = 'data/yahoofinance-SPY-20200901-20210113.csv'
+
+df = pd.read_csv(infile, index_col=0, parse_dates=True).iloc[0:60]
+
+# mpf.plot(df,figscale=1.5,type='candle',mav=(10,20))
+
+
+#mpf.plot(df,type='candle',figscale=1.5)
+
+#df = pd.read_csv(infile, index_col=0, parse_dates=True).iloc[0:180]
+#mpf.plot(df,type='renko',figscale=1.5)
+#mpf.plot(df,type='pnf',figscale=1.5)
+
+#mpf.plot(df,type='candle',figscale=1.5,mav=10) 
+
+mystyle=mpf.make_mpf_style(base_mpf_style='yahoo',rc={'axes.labelsize':'small'})
+mpf.plot(df,type='candle',volume=True,mav=(10,20),figscale=1.5,style=mystyle)
+
+mystyle=mpf.make_mpf_style(base_mpf_style='yahoo',rc={'axes.labelsize':'medium'})
+mpf.plot(df,type='candle',volume=True,mav=(10,20),figscale=1.5,style=mystyle)
+
+mystyle=mpf.make_mpf_style(base_mpf_style='yahoo',rc={'axes.labelsize':18})
+mpf.plot(df,type='candle',volume=True,mav=(10,20),figscale=1.5,style=mystyle)
+
+

examples/scratch_pad/mpl.zorderaxes.ipynb

@@ -0,0 +1,10 @@
+import matplotlib.pyplot as plt
+import random
+
+fig = plt.figure(figsize=(6,6))
+ax = fig.add_axes([0.1,0.1,0.8,0.8])
+x = [x for x in range(0,50)]
+y = [random.randint(10,30) for y in range(0,50)]
+ax.bar(x,y)
+
+plt.show()

examples/scratch_pad/simple_matplotlib.py

@@ -0,0 +1,24 @@
+import matplotlib.pyplot as plt
+import timeit
+import random
+
+def pbar():
+    fig = plt.figure(figsize=(5,2))
+    ax = fig.add_axes([0.1,0.1,0.8,0.8])
+    x = [x for x in range(0,150)]
+    y = [random.randint(10,30) for y in range(0,150)]
+    ax.bar(x,y)
+    
+def pline():
+    fig = plt.figure(figsize=(5,2))
+    ax = fig.add_axes([0.1,0.1,0.8,0.8])
+    x = [x for x in range(0,150)]
+    y = [random.randint(10,30) for y in range(0,150)]
+    ax.plot(x,y)
+
+timeline = timeit.timeit(pline,number=5)
+timebar  = timeit.timeit(pbar,number=5)
+print('timeline=',timeline)
+print('timebar =',timebar)
+print('\ntimebar/timeline=',timebar/timeline)
+