i415.py

f = open('simc.txt','r')
to_write = []
tmp = f.readline()
while(not tmp==''):
    x = tmp.find('id=')
    if(x==-1):
        to_write.append(tmp)
    else:
        if(tmp.find('main_hand')>-1):
            tmp = tmp[:-1]+',ilevel=415\n'
            to_write.append(tmp)
        else:
            tmp = tmp[:-1]+',ilevel=415\n'
            to_write.append(tmp)
    tmp = f.readline()

f.close()
f = open('simc_415.txt','w')
f.writelines(to_write)
f.close()