python2 – POFTUT

Tagged: python2

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“pip command not found” Error Solution Pip and Pip3 For Linux, Debian, Ubuntu, CentOS, Mint

Linux and Opensource world mainly uses package management software for installing, updating and removing software. Python is using pip or pip3 for Python package management. pip is Python2 package manager where pip3 is Python3 package manager. “pip command not found” Problem We will get an error like pip command not found when we try to run pip  or pip3 like below.

OR

Install pip Package For Python2 In Ubuntu, Debian, Mint, Kali We will...

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How To Check Python Version?

Python is dynamic scriptin language which provides rich features. Python have two main version named Python version 2 and version 3. We can call them simply Python2 or Python3 . In this tutorial we will learn how yo check Python version or a script version. Default Python Version Every Python installation have a default version even there is two version of Python. If we can python command and enter to the...

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Hello World Python

We have talked about Python programming language previously. You can find them in Programming > Python section. Creating working environment for Python development and running our first python application is the first step to learning PYthon. In this tutorial we will look a Hello World python application about how can we create and run? Create Source Code File We will follow simple steps to create a source code or application file. In...

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What is Python Programming?

Python is a programming language created at 1991 by Guide van Rossum. Python is influenced by C, C++, Haskell, Java, Lisp etc. There are different implementations like CPython, IronPython,Jython, PyPy. Most popular implementations is PyPy . Interpreted Python is an interpreted language which makes it practical for scripting of fast moving projects. Provided python code or script is interpreted an python interpreter and executed accordingly. Dynamic Type As a interpreted...

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Python For Loop Tutorial with Examples

Python programming language provides loops with for statement. It is similar to the most of the main stream programming languages like C, C++, Java or C# . We will look to the for loop Python examples. for loop mainly used to iterate over specified list or array. For Loop Python Syntax Syntax for python for loop is like below.

Simple and Basic For Loop Here is a simple for loop...

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Python Command Line Arguments with sys.argv

Python scripts can be run different ways. Python interpreter can be used to file python scripts but it is not so practical. Also scripts are not saved. After interpreter is closed or written code will be lost. Most popular usage to write and run python scripts is creating python script file and running it. Passing parameters or options to the script is very useful. There is two popular way to...

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How To Sort Python Dictionary By Value?

We have a dictionary which is read from a file. One field is string other field is number. String fields are unique and used as keys. Sorting by keys is easy but how can we sort them by values Our Dictionary We have the following dictionary which is consist of string and numbers.

By the way we are using python interpreter to make things more interactive and easy Sort...

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How To Install Numpy For Linux?

Python is modern, interpreted language used various areas. One area of python is big data and graphics. Python has a lot of 3 party libraries to draw graphics. Today I needed graphics library named Numpy. Numpy can be installed from different sources. But using pip is one way to install most up-to-date version. Install Python Development Libraries Python libraries are compiled after downloaded from pip. So we will install python...

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How To Find Python Version?

I want to run some python scripts but want to learn version of the python installed on the system. How can I do that? This works almost all operating systems from Windows to Linux, from Mac OS to Bsd. Get Version Of Default Python Interpreter We can get default python interpreter version like below. As we know that if the version of python is not specified the default python interpreter...

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How to Install Pip in Debian, Ubuntu, Kali, Mint?

Pip is a python package manager. Python packages and libraries can be installed in different ways to the system. We can also use the distribution provided package manager to install Python libraries. Python packages can get from pypi.python.org . How can we install pip in Debian, Ubuntu, Kali or similar dpkg, apt-based distributions. “Command ‘pip’ not found, but can be installed with:” Error If pip is not installed in the...

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