import reimport pylab as plimport numpy as npif __name__=="__main__":   accuracys=[]   losses=[]   with open(r‘/home/wxl/bnscallog.txt‘,‘r‘) as f:	lines=f.readlines();	print len(lines)	str="".join(lines)	str=str.replace(‘\n‘,‘‘)	print len(str)	pattern1=r‘Iteration \d{4,5}, Testing net \(#0\)\w\d{1,6} \d{2}:\d{2}:\d{2}\.\d{1,6} \d{1,6} solver\.cpp:\d{2,5}]     Test net output #0: accuracy = 0\.\d{6}‘;	pattern2=r‘Iteration \d+, loss = 0\.\d{6}‘;	accuracys=re.findall(pattern1,str);	losses=re.findall(pattern2,str);	print len(accuracys),‘aaaa‘;	print len(losses),‘===‘   print accuracys	     with open(r‘/home/wxl/project/code/loss‘,‘w+‘) as f1:	for ac in losses:		f1.write(ac[10:15])		f1.write(‘ ‘)		f1.write(ac[23:]);		f1.write(‘\n‘);‘‘‘   with open(r‘/home/wxl/project/code/loss‘,‘r‘) as f2:	lines=f2.readlines();	x=[];	y=[]	for line in lines:		if "," in line:			line=line.replace(‘,‘,‘‘);		tmp=line.strip(‘\n‘).split(‘ ‘)		x.append(int(tmp[0]))		y.append(float(tmp[-1]))		pl.plot(x,y)	pl.show()   ‘‘‘