python不同大小文件的复制方法

# 1.打开文件

file_read = open("read.txt")

file_write = open("read[复件].txt", "w")

# 2. 读、写

text = file_read.read() # 读取文件的内容

file_write.write(text) # 把读取的内容写到新的文件中

# 3.关闭文件

file_read.close()

file_write.close()

# 1.打开文件

file_read = open("read.txt")

file_write = open("read[复件].txt", "w")

# 2. 读、写

while True:

    # 读取一行内容

    text = file_read.readline()

    # 判断是否读取到内容

    if not text:

        break

    file_write.write(text)

# 3.关闭文件

file_read.close()

file_write.close()