[BUG] Incompatible with `ortools >= 9.4` (`No module named 'ortools.graph.pywrapgraph'`)

Describe the bug k-means-constrained is incompatible with ortools version 9.4+

Minimum working example from k_means_constrained import KMeansConstrained

Results in:

...
    from k_means_constrained import KMeansConstrained
  File "/home/ubuntu/hbx/python/lib/python3.8/site-packages/k_means_constrained/__init__.py", line 4, in <module>
    from .k_means_constrained_ import KMeansConstrained
  File "/home/ubuntu/hbx/python/lib/python3.8/site-packages/k_means_constrained/k_means_constrained_.py", line 29, in <module>
    from k_means_constrained.mincostflow_vectorized import SimpleMinCostFlowVectorized
  File "/home/ubuntu/hbx/python/lib/python3.8/site-packages/k_means_constrained/mincostflow_vectorized.py", line 4, in <module>
    from ortools.graph.pywrapgraph import SimpleMinCostFlow
ModuleNotFoundError: No module named 'ortools.graph.pywrapgraph'

Versions:

Python: Python 3.8.10
Operating system: Linux
k-means-constrained: k-means-constrained==0.5.1
numpy: numpy==1.23.1
scipy: scipy==1.8.1
ortools: ortools==9.4.1874
joblib: joblib==1.1.0
cython (if installed):

Issue Analytics

State:
Created a year ago
Reactions:2
Comments:9 (2 by maintainers)

Top GitHub Comments

1reaction

joshlkcommented, Sep 5, 2022

The issue should be resolved with the latest version. Please update the package using pip install 'k-means-constrained>=0.7.2' and report back

0reactions

lperroncommented, Sep 9, 2022

Thanks for the rapid fix.

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