seek file

　　Main content:1. Initial file operation2. Read-only (R,RB)3. Write only (W,WB)4. Append (A, AB)5. Read and write (r+)6. Write-read (w+)7. Additional write read (A +)8. Other methods of operation9. File modification and another way to open a file

First, the code in the Python file operationThis test is based on the Python 2.7.12 os:ubuntu16.04 pycharm Environment, and Win7 under 2.7.12;First of all, the characters in the file occupies the number of bytes, this first look at the following

Use of the seek () method for file operations in Python This article mainly introduces how to use the seek () method for file operations in Python. It is the basic knowledge of getting started with Python. For more information, see The seek ()

I. first introduce the basic usage of file, seek, and truncate: Seek (offset, where): Where = 0 moves from the starting position, 1 moves from the current position, and 2 moves from the ending position. When there is a line change, it will be

OverviewThe Python file Seek () method is used to move the file read pointer to the specified location.GrammarThe Seek () method syntax is as follows:Fileobject.seek (Offset[,whence])Parameters Offset--offsets, which represent the number

In this article, let's look at the python Seek Method, before we enter the article, we first need to know PythonseekWhat is it Seek ()It can be used in Python programming where it can play a role. These things we can all learn in today's

Python file operation Seek () and telll () self-explanatoryFile.seek () method format: Seek (offset,whence=0) Move file read pointer to set positionOffset: The starting offset, which represents the number of bytes that need to move the offset.Whence:

/*************************************** **************************************** ************** Author: conowen @ Dazhong* E-mail: conowen@hotmail.com* Http://blog.csdn.net/conowen* Note: This article is original and only used for learning and

Python enables automatic seek for ghost games, while python allows for seek Http://blog.csdn.net/pipisorry/article/details/46564967 Find the ghost game Address [for beauty experts]Game window Exploration Download and install the PyWin32 Library

File basic Operation 2:tell, SeekOne of the traversal methods: iteratorsReadLines method Disadvantage: ReadLines is to put the file into a list form into the memory, if the file is large, all of a sudden into the list, the system burden is too heavy,