read_optical_profilometer_data.py

import os
import re

def read_optical_profilometer_data(filename):
    with open(filename, "r") as f:
        
        line = f.readline()
       
        # reading the resolutuon line
        line = f.readline()

        # Read the x-length and x-resolution
        # example line: X-Maß = 17.50 X-Auflösung = 1000.00 Punkte/Zeile: 17501
        data = re.findall(r"[-+]?\d*\.\d+|\d+", line)
#                 print(line)
        x_length, x_resolution, x_total = [float(value) for value in data]

    
    # Load all the profile data and construct the x and y topography
    profile = np.loadtxt(filename, skiprows=2)
    xdata = np.linspace(0,x_length, int(x_total))
    
    return (xdata, profile)