How to install virtual environment on ubuntu 16.04

install virtualenv ubuntu 16.04.md

How to install virtualenv:

Install pip first

sudo apt-get install python3-pip

Then install virtualenv using pip3

sudo pip3 install virtualenv 

Now create a virtual environment

virtualenv venv 

you can use any name insted of venv

You can also use a Python interpreter of your choice

virtualenv -p /usr/bin/python2.7 venv

Active your virtual environment:

source venv/bin/activate

Using fish shell:

source venv/bin/activate.fish

To deactivate:

deactivate

Create virtualenv using Python3

virtualenv -p python3 myenv

Instead of using virtualenv you can use this command in Python3

python3 -m venv myenv

@mursalatul could you please name dele to venv your command should look like this source venv/bin/activate
you can create venv using this command python3 -m venv venv

it is telling permission denied what to do ?

Hi ,I have installed pip3 and the virtual environment but I'm unable to activate it. I really tried running the pip3 install virtualenv and this is what it is displaying....

C:\Users\USER>pip3 install virtualenv
Requirement already satisfied: virtualenv in c:\users\user\appdata\local\programs\python\python39\lib\site-packages (20.4.7)
Requirement already satisfied: filelock<4,>=3.0.0 in c:\users\user\appdata\local\programs\python\python39\lib\site-packages (from virtualenv) (3.0.12)
Requirement already satisfied: six<2,>=1.9.0 in c:\users\user\appdata\local\programs\python\python39\lib\site-packages (from virtualenv) (1.16.0)
Requirement already satisfied: distlib<1,>=0.3.1 in c:\users\user\appdata\local\programs\python\python39\lib\site-packages (from virtualenv) (0.3.2)
Requirement already satisfied: appdirs<2,>=1.4.3 in c:\users\user\appdata\local\programs\python\python39\lib\site-packages (from virtualenv) (1.4.4)

Please can you help me out? Thank you

Thanks. it worked for me in zorin os

@mursalatul could you please name dele to venv your command should look like this source venv/bin/activate you can create venv using this command python3 -m venv venv

thank you. i appreciate it.