npy2csv.py

import numpy as np
import sys

filename = sys.argv[1]


def npy2csv(filename):
    data = np.load(filename)
    np.savetxt(filename[:-4] + ".csv", data, delimiter=",")


def main():
    if filename.endswith(".npy"):
        npy2csv(filename)
    else:
        print("Please provide a npy file")


if __name__ == "__main__":
    main()