alashkov83 / s_dbw Goto Github PK

Please add functionality to get the SD index as well.

Unable to import this package,always get this error:

File "", line 1, in
ModuleNotFoundError: No module named 'S_Dbw'

Python version: 3.6.6 (Anaconda)
All dependencies are already satisfied as follows:

Requirement already satisfied: S_Dbw in /root/anaconda3/lib/python3.6/site-packages (0.4.0)
Requirement already satisfied: scipy in /root/anaconda3/lib/python3.6/site-packages (from S_Dbw) (1.0.0)

File "/usr/local/lib/python3.5/dist-packages/s_dbw/s_dbw.py", line 454, in S_Dbw
centroids = calc_nearest_points(X, labels, k, centroids, metric)
File "/usr/local/lib/python3.5/dist-packages/s_dbw/s_dbw.py", line 41, in calc_nearest_points
centroids_p.append(X[labels == i][np.argmin(dist)])
File "/usr/local/lib/python3.5/dist-packages/numpy/core/fromnumeric.py", line 1172, in argmin
return _wrapfunc(a, 'argmin', axis=axis, out=out)
File "/usr/local/lib/python3.5/dist-packages/numpy/core/fromnumeric.py", line 56, in _wrapfunc
return getattr(obj, method)(*args, **kwds)
ValueError: attempt to get argmin of an empty sequence

Do you think it might be worse to expose the parameter lambd to S_Dbw?