minor

requirements.txt

 pandas~=1.1.5
 setuptools~=57.0.0
 numpy~=1.19.5
-numba~=0.53.1
+numba>0.53.1
 scipy~=1.5.4
 hmmlearn~=0.2.6
 scikit-learn~=1.0.1

skais/utils/geography.py

-from sklearn.metrics.pairwise import haversine_distances
 import numpy as np
 from numba import jit