try add astar in classic_solvers.py; add some functions in utils.py to support NetworkX and GraphML formats #467
| Job | Run time |
|---|---|
| 3h 7m 35s | |
| 2h 2m 15s | |
| 3h 39m 0s | |
| 1h 39m 54s | |
| 2h 23m 46s | |
| 12h 52m 30s |
| Job | Run time |
|---|---|
| 3h 7m 35s | |
| 2h 2m 15s | |
| 3h 39m 0s | |
| 1h 39m 54s | |
| 2h 23m 46s | |
| 12h 52m 30s |