Add basic benchmarks facilities

scripts/plot_benchmarks.py

@@ -0,0 +1,30 @@
+#!/usr/bin/python
+
+"""
+Plots benchmark files produced from Benchmark_RAW_File.
+
+Usage: python plot_benchmarks.py [benchmark file name].
+
+Example: python plot_benchmarks.py LiebLin_Rho_Rho_c_4_L_64_N_64_64_0__iK_32.raw_bmk
+"""
+
+import matplotlib.pyplot as plt
+import numpy as np
+import sys
+
+filename = str(sys.argv[1])
+
+index, srcont = np.loadtxt(filename, usecols=(0,1), unpack=True)
+index_srt, srcont_srt = np.loadtxt(filename + '_srt', usecols=(0, 1), unpack=True)
+
+plt.semilogy(index, srcont, '.', markersize=1, label='Realized order')
+plt.semilogy(index, srcont_srt, '.', markersize=1, label='Ideal order') # careful: index, not index_srt 
+
+plt.xlabel('Order')
+plt.ylabel('ln(ME)')
+plt.title('Comparison of realized and ideal order\n' + filename)
+plt.legend()
+
+plt.savefig(filename.replace('.', '_') + '_plot.png')
+
+plt.show()