January 2017
Beginner to intermediate
446 pages
8h 46m
English
Content preview from Artificial Intelligence with Python
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Solving the region-coloring problem
Let's use the Constraint Satisfaction framework to solve the region-coloring problem. Consider the following screenshot:
We have a few regions in the preceding figure that are labeled with names. Our goal is to color with four colors so that no adjacent regions have the same color.
Create a new Python file and import the following packages:
from simpleai.search import CspProblem, backtrack
Define the constraint that specifies that the values should be different:
# Define the function that imposes the constraint # that neighbors should be different def constraint_func(names, values): return values[0] != values[1] ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.