程序员的Epic Fail [0]

import os
 
def merge_all(path, output_file):
    output = open(os.path.join(path, output_file), ‘w‘)
    header_writen = False
    for f in os.listdir(path):
        full_name = os.path.join(path, f)
        if os.path.isfile(full_name) and f.endswith(‘.csv‘):
            input = open(full_name)
            header = input.readline()
            if not header_writen:
                output.write(header)
                header_writen = True
            input.readline()
            input.readline()
            line = input.readline()
            while line:
                output.write(line)
                line = input.readline()
            input.close()
    output.close()

if os.path.isfile(full_name) and f.endswith(‘.csv‘):
            print ‘Processing ‘ + full_name + ‘…‘

for f in os.listdir(path):
        if f == output_file:
            continue