#!/usr/bin/python
# -*- coding:UTF-8 -*-
 
import pandas as pd
import os

csvPath = r'/Users/jls/Downloads/csv'
outPath = r'/Users/jls/Downloads/csv'
csvLists = os.listdir(csvPath)  # 列出文件夹下所有的目录与文件
for csvlist in csvLists:
    (filepath, fullname) = os.path.split(csvlist)  # 获取路径以及文件全名
    (prename, suffix) = os.path.splitext(fullname)  # 获取文件名（不含后缀）以及后缀名
    print prename
    df = pd.read_csv(csvPath+'/'+csvlist)
    # 筛选列'col'和'row'数据,取值范围分别是(0,1538],(0,885]
    #df = df[df['col'] > 0][df['col'] <= 1538][df['row'] > 0][df['row'] <= 10000000000]
    df.to_csv(outPath+'/'+prename+'.txt',
                                                header=None, sep=' ', index=None)