How to Use the flush () method to operate files in a Python program, pythonflush

Source: Internet
Author: User

How to Use the flush () method to operate files in a Python program, pythonflush

The flush () method refreshes the internal buffer, such as the fflush of standard input and output. This is a file-like object with no operation.

Automatically refresh the file when Python is disabled. However, you may need to refresh the data before closing any file.
Syntax

The following is the syntax of the flush () method:

FileObject. flush ();

Parameters

  • NA

Return Value

This method does not return any value.
Example

The following example shows how to use the flush () method.

#! /Usr/bin/python # Open a filefo = open ("foo.txt", "wb") print "Name of the file:", fo. name # Here it does nothing, but you can call it with read operation. fo. flush () # Close opend filefo. close ()

When we run the above program, it will produce the following results:

Name of the file: foo.txt

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.