How To Install pysendfile on CentOS 7

In this tutorial we learn how to install pysendfile on CentOS 7. pysendfile is Python interface to the sendfile(2) system call

Introduction

In this tutorial we learn how to install pysendfile on CentOS 7.

What is pysendfile

sendfile(2) is a system call which provides a “zero-copy” way of copying data from one file descriptor to another (a socket). The phrase “zero-copy” refers to the fact that all of the copying of data between the two descriptors is done entirely by the kernel, with no copying of data into user-space buffers. This is particularly useful when sending a file over a socket (e.g. FTP).

We can use yum or dnf to install pysendfile on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install pysendfile.

Install pysendfile on CentOS 7 Using yum

Update yum database with yum using the following command.

sudo yum makecache

After updating yum database, We can install pysendfile using yum by running the following command:

sudo yum -y install pysendfile

Install pysendfile on CentOS 7 Using dnf

If you don’t have dnf installed you can install DNF on CentOS 7 first. Update yum database with dnf using the following command.

sudo dnf makecache

After updating yum database, We can install pysendfile using dnf by running the following command:

sudo dnf -y install pysendfile

How To Uninstall pysendfile on CentOS 7

To uninstall only the pysendfile package we can use the following command:

sudo dnf remove pysendfile

References

Summary

In this tutorial we learn how to install pysendfile on CentOS 7 using yum and dnf.