split large sql files into small ones

sqlsplit.py

fin = open('Downloads/sub.sql', 'r')
cnt = 0
fcnt = 0;
fout = open('output/out_' + `fcnt` + '.sql', 'w');
with fin as ins:
    for line in ins:
        cnt = cnt + 1
        fout.write(line)
        if line.startswith("commit") and cnt > 50000:
            fout.close()
            cnt = 0
            fcnt = fcnt + 1
            fout = open('output/out_' + `fcnt` + '.sql', 'w')

fin.close()
fout.close()