tsp-tools is a package for Traveling Salesman Problem for Python.
import tsp_tools t = tsp_tools.tsp([(0,0), (0,1), (1,0), (1,1)]) print(t) # distance, node index list >>> (4, [0, 2, 3, 1]) mat = [[ 0, 1, 1, 1.5], [ 1, 0, 1.5, 1], [ 1, 1.5, 0, 1], [1.5, 1, 1, 0]] # Distance Matrix r = range(len(mat)) # Dictionary of distance dist = {(i, j): mat[i][j] for i in r for j in r} print(tsp_tools.tsp(r, dist)) >>> (4, [0, 2, 3, 1])
Note: When large size, ortoolpy.ortools_vrp may be efficient.
See also https://pypi.org/project/ortoolpy/
Requirements
- Python 3
- more-itertools
Features
- nothing
Setup
$ pip install tsp-tools
History
0.0.1 (2015-10-2)
- first release