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Python3 os.close () method

Python3 OS file / directory methods Python3 OS file / directory methods


Outline

os.close () method is used to close the specified file descriptor fd.

grammar

close () method syntax is as follows:

os.close(fd);

parameter

  • fd - file descriptor.

return value

This method has no return value.

Examples

The following example demonstrates the use of close () method:

#!/usr/bin/python3

import os, sys

# 打开文件
fd = os.open( "foo.txt", os.O_RDWR|os.O_CREAT )

#  写入字符串
os.write(fd, "This is test")

# 关闭文件
os.close( fd )

print ("关闭文件成功!!")

The above program output is:

关闭文件成功!!

Python3 OS file / directory methods Python3 OS file / directory methods