python virtualenv tutorial code example

Example 1: python virtual environment

python3 -m venv env
python -m virtualenv env #py2

source env/bin/activate

#all this is on same directory

Example 2: how to create a python venv

python3 -m venv tutorial-env

Example 3: create a virtualenv python

pip install virtualenv
cd projectfolder #go to project folder
virtualenv projectname #create the folder projectname 
source projectname/bin/activate

Example 4: virtual env in python

pip install --user virtualenv
py -m venv env
.\env\Scripts\activate

Example 5: python create virtualenv

pip install virtualenv # install first
cd projectfolder # go to project folder
python -m venv ./venv # Create a virtual environment named venv
Activate.ps1 # (powershell) start the file  to start the environment
activate.bat # (cmd) start the file  to start the environment
# if it worked you'll see a (venv) in front of your cursor path

Example 6: how to create a virtual environment for python project

Create Virtual Environment 

	1. Install "vitrualenv" packages globally 

python3 -m pip install virtualenv

Check installed version : virtualenv -V

	2. Create a directory for your Virtual Environments 

Mkdir VirtialEnv

	3. Move to this direcory
	
	Cd VirtialEnv
	
	4. Create your python virtual environment 
	
	virtualenv {name of your venv}
	virtualenv myvenv 
	virtualenv myvenv -p python3
	
	5. Activate virtual env
	. Myvenv/bin/activate
	
	/myvenv/bin/activate.bat (Windows)

	6. Now your terminal is using this Virtual environment for your python project 
	
	Check python version
	
	pythoon -V

	7. After done your work you need to deactivate you Virtual env
	
deactivate