oscopecsv.py

#!/usr/bin/env python

# Copyright (c) 2018,2019,2020,2021,2022 Stephen Goadhouse <sgoadhouse@virginia.edu>
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#-------------------------------------------------------------------------------
#  Convert NPZ waveform output file from oscope.py into CSV file
#-------------------------------------------------------------------------------

# For future Python3 compatibility:
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function

import numpy as np
import pathlib
import sys

filename = sys.argv[1]

header=None
meta=None
with np.load(filename) as data:
    x = data['x']
    y = data['y']
    if 'header' in data.files:
        header = data['header']
    if 'meta' in data.files:
        meta = data['meta']

p = pathlib.Path(filename)
fileout = p.with_suffix('.csv')

if (len(x) == len(y)):
    a = np.asarray([ x, y ])
    np.savetxt(fileout, a.T, delimiter=",")
else:
    print("ERROR: Number of x ({}) and y ({}) values do not match!".format(len(x),len(y)))