January 2020
Intermediate to advanced
346 pages
9h 8m
English
Content preview from Hands-On Genetic Algorithms with Python
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Python problem representation
To encapsulate the Rosetta Code knapsack 0-1 problem, we created a Python class called Knapsack01Problem. This class is contained in the knapsack.py file, which can be found at the following link:
The class provides the following methods:
- __init_data(): Initializes the RosettaCode.org knapsack 0-1 problem data by creating a list of tuples. Each tuple contains the name of an item, followed by its weight and its value.
- getValue(zeroOneList): Calculates the value of the chosen items in the list, while ignoring items that will cause the accumulating weight to exceed the maximum weight.
- printItems(zeroOneList) ...
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