compare_outputs.py

#!/usr/bin/python


c = open("Coutput.txt","r")
p = open("Pyoutput.txt","r")
g = open("Goutput.txt","r")

_,_,_ = c.readline(),p.readline(),g.readline()

linenum = 2
err_count = 0

max_diff = 0
while True:
    try:
        c_out,p_out,g_out = float(c.readline()),float(p.readline()),float(g.readline())
        diff = abs(p_out - g_out)
        if diff > max_diff:
            max_diff = diff
        if diff > (10**(-6)):
            err_count += 1
            print "Line no. ->",linenum,p_out,c_out,g_out,"difference = ",abs(p_out-c_out)
        linenum += 1
    except:
        print "Finished comparison"
        break

print "Max. difference is",max_diff
print "Total",err_count,"lines differ"

c.close()
p.close()
g.close()