How To Install python2-py4j on CentOS 7

In this tutorial we learn how to install python2-py4j on CentOS 7. python2-py4j is Py4J enables Python2 programs to dynamically access arbitrary Java

Introduction

In this tutorial we learn how to install python2-py4j on CentOS 7.

What is python2-py4j

Py4J enables Python programs running in a Python interpreter to dynamically access Java objects in a Java Virtual Machine. Methods are called as if the Java objects resided in the Python interpreter and Java collections can be accessed through standard Python collection methods. Py4J also enables Java programs to call back Python objects. Py4J is distributed under the BSD license. This package is for usage with Python2 only.

We can use yum or dnf to install python2-py4j on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install python2-py4j.

Install python2-py4j on CentOS 7 Using yum

Update yum database with yum using the following command.

sudo yum makecache

After updating yum database, We can install python2-py4j using yum by running the following command:

sudo yum -y install python2-py4j

Install python2-py4j 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 python2-py4j using dnf by running the following command:

sudo dnf -y install python2-py4j

How To Uninstall python2-py4j on CentOS 7

To uninstall only the python2-py4j package we can use the following command:

sudo dnf remove python2-py4j

References

Summary

In this tutorial we learn how to install python2-py4j on CentOS 7 using yum and dnf.