#!/usr/bin/python

start = "SUMMARY BY SITE"
filepath = '/Users/shaunstone/Downloads/FILE.txt'
out_file = open("output.csv", "w+")
started = 0
with open(filepath) as fp:
    line = fp.readline()
    cnt = 1
    while line:
        line = fp.readline()
        if line.startswith(start):
            started = 1
        if started == 1:
            if (line.startswith("----- ")):
                started = 2
                continue
        if started == 2:
            if not line.strip() or line == "" or line.startswith("--"):
                line = False
            else:
                out_file.write(' '.join(line.split()).replace(' ', ','))
                out_file.write('\n')