pip install krippendorff
import krippendorff
krippendorff.alpha(reliability_data=...)
from nltk import agreement coder1 = [1,4,1,2,4,1,1,1,5,1]
coder2 = [1,4,1,3,4,1,1,1,4,1]
coder3 = [1,4,1,2,4,1,1,1,5,1]
formatted_codes = [[1,i,coder1[i]] for i in range(len(coder1))] + [[2,i,coder2[i]] for i in range(len(coder2))] + [[3,i,coder3[i]] for i in range(len(coder3))] ratingtask = agreement.AnnotationTask(data=formatted_codes) print('Krippendorff's alpha:',ratingtask.alpha())