How to create virtual env with python3

Question

I am using python 2.7 + virtualenv version 1.10.1 for running myproject projects. Due to some other projects requirement I have to work wit

Answer 1

virtualenv is the tool of choice for Python 2, while venv handles the task in Python 3.

Yet you can create the virtual environment for Python 3 using any of them.

Using venv

python3 -m venv virtualenvname

Command Syntax:

/path/to/python3 -m venv /path/to/directory/virtual_env_name

Using virtualenv

virtualenv -p python3 virtualenvname

Command Syntax:

virtualenv -p /path/to/python3 /path/to/directory/virtual_env_name

Activate the virtual environment

On Linux, Unix or MacOS, using the terminal or bash shell:

source /path/to/venv/bin/activate

e.g. source virtualenvname/bin/activate

On Unix or MacOS, using the csh shell:

source /path/to/venv/bin/activate.csh

On Unix or MacOS, using the fish shell:

source /path/to/venv/bin/activate.fish

On Windows using the Command Prompt:

path\to\venv\Scripts\activate.bat

On Windows using PowerShell:

path\to\venv\Scripts\Activate.ps1

Deactivating the virtual environment

On Linux, Unix or MacOS, using the terminal or bash shell:

deactivate

On Windows using the Command Prompt:

path\to\venv\Scripts\deactivate.bat

On Windows using PowerShell:

deactivate

This answer is for those who may use a different OS.