October 2018
Beginner to intermediate
676 pages
18h 30m
English
Content preview from Matplotlib 3.0 Cookbook
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How to do it...
The following code block draws a table chart for the types of batteries sold in each year:
- Prepare the data:
rows = ['2011', '2012', '2013', '2014', '2015']columns = ('7Ah', '35Ah', '40Ah', '135Ah', '150Ah')data = [[75, 144, 114, 102, 108], [90, 126, 102, 84, 126], [96, 114, 75, 105, 135], [105, 90, 150, 90, 75], [90, 75, 135, 75, 90]]
- Define the range and scale for the y axis:
values = np.arange(0, 600, 100)
- Specify the color spectrum to be used. Each year will be represented in a different color:
colors = plt.cm.OrRd(np.linspace(0, 0.5, len(rows)))
- Define x axis ticks where the bars are to be plotted:
index = np.arange(len(columns)) + 0.3bar_width = 0.5
- Initialize the vertical offset for the stacked bar chart: ...
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