add candle image generating script

Author: DanielGoldfarb

examples/scratch_pad/hollow_and_filled_images.py

@@ -0,0 +1,64 @@
+#!/bin/env python
+
+import pandas     as pd
+import mplfinance as mpf
+
+Dates  = ['2019-11-06', '2019-11-07', '2019-11-08', '2019-11-11', '2019-11-12']
+Open   = [3075.1, 3092.0, 3092.0, 3080.33, 3089.28]
+High   = [3078.34, 3096.0, 3096.0, 3088.33, 3102.61]
+Low    = [3065.89, 3081.0, 3081.0, 3075.82, 3084.73]
+Close  = [3076.78, 3085.0, 3085.0, 3087.01, 3091.84]
+Volume = [544288522, 566117910, 460757054, 366044400, 434953689]
+
+data = dict(Open=Open,High=High,Low=Low,Close=Close,Volume=Volume)
+df   = pd.DataFrame(data,index=pd.DatetimeIndex(Dates))
+
+df.loc['2019-11-07','Open' ] = 3085
+df.loc['2019-11-07','Close'] = 3092
+df.loc['2019-11-07','Low'  ] = 3081
+df.loc['2019-11-07','High' ] = 3096
+
+df.loc['2019-11-08','Open' ] = 3085
+df.loc['2019-11-08','Close'] = 3092
+df.loc['2019-11-08','Low'  ] = 3081
+df.loc['2019-11-08','High' ] = 3096
+
+
+dfs = df.copy()
+dfs.loc['2019-11-07','Open' ] = 3092
+dfs.loc['2019-11-07','Close'] = 3085
+
+dfs.loc['2019-11-08','Open' ] = 3092
+dfs.loc['2019-11-08','Close'] = 3085
+
+df  = df.iloc[0:3]
+dfs = dfs.iloc[0:3]
+
+kwargs=dict(type='hollow_candle',figratio=(8,10),figscale=2.0,update_width_config=dict(candle_linewidth=4.25))
+
+
+# s = mpf.make_mpf_style(base_mpf_style='charles',gridstyle='',facecolor='#79c0c3')
+# s = mpf.make_mpf_style(base_mpf_style='charles',gridstyle='',facecolor='gainsboro')
+# s = mpf.make_mpf_style(base_mpf_style='charles',gridstyle='',facecolor='pink')
+# s = mpf.make_mpf_style(base_mpf_style='charles',gridstyle='',facecolor='#ffd6dd')
+s = mpf.make_mpf_style(base_mpf_style='charles',gridstyle='')
+
+mpf.plot(df ,style=s,**kwargs,savefig='hollow_red_green.jpg')
+mpf.plot(dfs,style=s,**kwargs,savefig='solid_red_green.jpg')
+
+# st1 = mpf.make_mpf_style(base_mpf_style='checkers',gridstyle='',facecolor='#56b0b3')
+mc = mpf.make_marketcolors(base_mpf_style='checkers',down='#a02128')
+st1 = mpf.make_mpf_style(base_mpf_style='checkers',gridstyle='',facecolor='#79c0c3',marketcolors=mc)
+
+mpf.plot(df ,style=st1,**kwargs,savefig='hollow_red_blackt.jpg')
+mpf.plot(dfs,style=st1,**kwargs,savefig='solid_red_blackt.jpg')
+
+st2 = mpf.make_mpf_style(base_mpf_style='checkers',gridstyle='',marketcolors=mc)
+
+mpf.plot(df ,style=st2,**kwargs,savefig='hollow_red_black.jpg')
+mpf.plot(dfs,style=st2,**kwargs,savefig='solid_red_black.jpg')
+
+st3 = mpf.make_mpf_style(base_mpf_style='classic',gridstyle='',facecolor='#79c0c3')
+mpf.plot(df ,style=st3,**kwargs,savefig='hollow_black_white.jpg')
+mpf.plot(dfs,style=st3,**kwargs,savefig='solid_black_white.jpg')
+