add style ibd and work on hollow/filled tutorial

Author: DanielGoldfarb

examples/hollow_and_filled_candles.ipynb

@@ -15,6 +15,7 @@
 from mplfinance._styledata import checkers
 from mplfinance._styledata import binance
 from mplfinance._styledata import kenan
+from mplfinance._styledata import ibd
 
 _style_names = [n for n in dir() if not n.startswith('_')]
 

src/mplfinance/_styledata/__init__.py

@@ -0,0 +1,36 @@
+style = dict(style_name    = 'ibd',
+             base_mpl_style= 'fast', 
+             marketcolors  = {'candle'  : {'up':'#2A3FE5', 'down':'#DB39AD'},
+                              'edge'    : {'up':'#2A3FE5', 'down':'#DB39AD'},
+                              'wick'    : {'up':'#2A3FE5', 'down':'#DB39AD'},
+                              'ohlc'    : {'up':'#2A3FE5', 'down':'#DB39AD'},
+                              'volume'  : {'up':'#2A3FE5', 'down':'#DB39AD'},
+                              'vcedge'  : {'up':'#2A3FE5', 'down':'#DB39AD'},
+                              'vcdopcod': True, # Volume Color is Per Price Change On Day
+                              'alpha'   : 1.0,
+                             },
+             mavcolors     = ['green','red','black','blue'],
+             y_on_right    = True,
+             gridcolor     = None,
+             gridstyle     = None,
+             facecolor     = None,
+             rc            =  [     ('axes.titlesize',      8),
+                                    ('axes.labelsize',      8) , 
+                                    ('lines.linewidth',     3),
+                                    ('lines.markersize',    4),
+                                    ('ytick.left',          False),
+                                    ('ytick.right',         True),
+                                    ('ytick.labelleft',     False),   
+                                    ('ytick.labelright',    True), 
+                                    ('xtick.labelsize',     6),
+                                    ('ytick.labelsize',     7),
+                                    ('axes.linewidth',      0.8),
+                                    ('grid.alpha',          0.2), 
+                                    ('axes.grid'       ,  True     ),
+                                    ('axes.grid.axis'  ,  'y'      ),  
+                                    ('grid.color'      , '#b0b0b0' ),
+                                    ('grid.linestyle'  , 'solid'      ),
+                                    ('grid.linewidth'  ,  0.8      ),
+                              ],
+             base_mpf_style= 'ibd'
+            )