Given a folder of CSV files, return a .png for each with the plotted values.

elg_plot_csvs.py

import numpy as np
import matplotlib.pyplot as plt
import csv
import glob
import os

print("Gathering CSVs...")

csvFiles = sorted(glob.glob(os.getcwd() + "/*.csv"))
numpyFileData = []
fig = 1

for x in csvFiles:

    print("Found  " + x)

    filename = os.path.splitext(os.path.basename(x))[0]
    saveto = "{}.png".format(filename)

    ms, SmV, mrad, RmV, CmV = np.loadtxt(
        x, delimiter=',', skiprows=1, unpack=True)

    plt.title("Amplitude {}".format(fig))
    plt.plot(ms, mrad, marker='x')
    plt.xlabel('x axis label')
    plt.ylabel('y axis label')

    print("Saving graph to {}".format(saveto))

    plt.savefig(saveto, bbox_inches='tight')
    plt.clf()

    fig = fig + 0.5


# Time (ms) | Raw speed error (mV) | Raw speed (mrad/s) | Reference (mV) |
# Control output (mV)