CODE EXAMPLE FOR PYTHON

remove variables withouth variance python

from sklearn.feature_selection import VarianceThreshold

var_thr = VarianceThreshold(threshold = 0) #Removing constant variables
var_thr.fit(X_95)

concol_95 = [column for column in X_95.columns 
          if column not in X_95.columns[var_thr.get_support()]]