Guardar una matriz Numpy a CSV
import pandas as pd
pd.DataFrame(np_array).to_csv("path/to/file.csv")
Bad Barracuda
import pandas as pd
pd.DataFrame(np_array).to_csv("path/to/file.csv")from numpy import genfromtxt
my_data = genfromtxt('my_file.csv', delimiter=',')
import numpy
a = numpy.asarray([ [1,2,3], [4,5,6], [7,8,9] ])
numpy.savetxt("foo.csv", a, delimiter=",")