python入门_文件的读取

 

def read_file():
    """读取文件"""
    #使用相对路径
    file_name = "teamslog.txt"

    #使用绝对路径
    file_path1 = 'D:\\02 学习\PytonStudy_new 20210815\\python-project\\porject_4\\teamslog.txt'
    file_path2 = 'D:/02 学习/PytonStudy_new 20210815/python-project/porject_4/teamslog.txt'

    #使用普通的open方式打开文件
    #f = open(file_name, encoding='utf-8')
    #使用with方式
    with open(file_path2, encoding='utf-8') as f:
        #读取w文件的所有内容
        #rest = f.read()

        #读取指定的几个内容，数字表示字符个数
        # rest = f.read(9)
        # print(rest)
        # rest = f.read(9)
        # print(rest)

        #随机读取
        # f.seek(3)
        # print(f.read(4))

        #按行读取
        # rest = f.readline(10)
        #     # print(rest)
        #     # rest = f.readline(10)
        #     # print(rest)
        #     # rest = f.readline()
        #     # print(rest)
        #     # rest = f.readline()
        #     # print(rest)

        #读取所有行
        rest = f.readlines()
        print(rest)

    #关闭文件
    #f.close()

if __name__ == '__main__':
    read_file()