import matplotlib.cm as cm
import numpy as np
import sys
+import os.path
x,y= np.loadtxt('saxs.data',usecols=(0,1),unpack=True)
x1,y1= np.loadtxt('MODEL1_saxs.data',usecols=(0,2),unpack=True)
plt.plot(x3,y3,'-',color='blue')
plt.plot(x4,y4,'-',color='magenta')
plt.plot(x5,y5,'-',color='cyan')
-plt.legend(['reference','MODEL1','MODEL2','MODEL3','MODEL4','MODEL5'])
+if os.path.isfile('plik_saxs.data'):
+ x6,y6= np.loadtxt('plik_saxs.data',usecols=(0,2),unpack=True)
+ plt.plot(x6,y6,'--',color='black')
+ plt.legend(['reference','MODEL1','MODEL2','MODEL3','MODEL4','MODEL5','input pdb'])
+else:
+ plt.legend(['reference','MODEL1','MODEL2','MODEL3','MODEL4','MODEL5'])
plt.savefig('saxs.png')