Changes

'R1rho' 799.777399100 -1.530741 9.699126098118711 9.585976725687559 0.027663458874525'R1rho' 799.777399100 -1.544277 9.678896177797514 9.526265376687768 0.064301737965685

import osimport sysimport numpy as npimport matplotlib.pyplot as plt # Exit if no *.out fileif len(sys.argv) != 2: print ("helleoYou have to provide a input .out file") sys.exit() infile = sys.argv[1]filename , fileext = os.path.splitext(infile)print("Input file is: %s"%infile) # Get index of filewith open(infile, 'r') as f: for line in f: if line.startswith('# Experiment_name'): fileindex = line.split()[1:] # Remove not allowed lettersfileindex = [w.replace('(', '') for w in fileindex]fileindex = [w.replace(')', '') for w in fileindex]fileindex = [w.replace('.', '') for w in fileindex]fileindex = [w.replace('-', '') for w in fileindex] # Prepare to define what file exist offdtype="S20"for item in fileindex[1:]: fdtype += ",f8" print("Fileindex is: %s"%fileindex)print("Value types are: %s"%fdtype) data = np.genfromtxt(fname=infile, dtype=fdtype, names=fileindex) xval = data[fileindex[2]]R2eff_meas = data[fileindex[3]]R2eff_meas_err = data[fileindex[5]]R2eff_calc = data[fileindex[4]] calc_not_avail = np.isnan(R2eff_calc[0]) plt.figure()plt.errorbar(xval, R2eff_meas, yerr=R2eff_meas_err, label=fileindex[3], fmt='o')plt.xlabel(fileindex[2])plt.ylabel(fileindex[3])if not calc_not_avail: plt.plot(xval, R2eff_calc, 'o', label=fileindex[4])plt.legend(loc='best')plt.grid(True)plt.title("%s as function of %s"%(fileindex[3], fileindex[2]))plt.savefig("matplotlib_%s.png"%filename)  plt.show()

== To run==

python -i testmatplotlib.py disp_13_Ndisp_52_N.outpython testmatplotlib.py disp_theta_52_N.outpython -i testmatplotlib.py disp_theta_13_Ndisp_w_eff_52_N.out