print_file_row_count.py

# coding:utf-8

import os


target_path = './target/'

def main():
    for dpath,dnames,fnames in os.walk(target_path):
        for fname in fnames:
            if fname == ".DS_Store":
                continue
            file_path = os.path.join(dpath, fname)
            rowcnt = sum(1 for line in open(file_path, "rb"))
            print file_path, rowcnt


if __name__ == '__main__':
    main()