526互联

python获取文件的最后一行

发布时间 2023-10-10 09:10:35作者: WEIWEI1095

# _*_coding: utf-8_*_
import numpy as np
import os
import sys 
 
def listDirectory(path,list_path,filetype):
    for file in os.listdir(path):
        file_path=os.path.join(path,file)
        if os.path.isdir(file_path):
            continue
        elif os.path.splitext(file_path)[1]==filetype:
            list_path.append(file_path)
 
def getLastLine(file_name):
    cmd = "tail -n 2 "+ file_name
    index = file_name.split("time")[-1].split(".txt")[0]
    #last_line = os.system("echo -e "+ "` "+ cmd + " `")
    cmd2 = 'echo -e '+str(index)+' ` '+ cmd +' `' + ' >> summary.log'
    os.system(cmd2)
                                                                                                                                                                                                                   
if __name__=='__main__':
    path = sys.argv[0]
#    path_data=os.path.abspath(os.path.join(os.getcwd()))
    path_data=os.path.abspath(os.path.join(os.getcwd(),'./time/'))
    filetype=['.txt']
    data_list_path=[]
    listDirectory(path_data,data_list_path,filetype[0])
    for file_name in data_list_path:
        getLastLine(file_name)
    os.system("sort -k 1 summary.log > summary.txt")