def plot_distances (distances):
if distances.count () <= 0:
return
d = distances. \
map (lambda x : ( x[0], x[1], x[2], x[3] ) ). \
sample (False, 0.15). \
toDF().toPandas ()
d = d.rename (columns = { "_1" : "truth",
"_2" : "doc_dist",
"_3" : "par_dist",
"_4" : "sen_dist" })
Plot.plot_distances (d)
