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 virtual environment

# for windows 10

py -m venv myvirtualenv
myvirtualenv\Scripts\activate #!!!! use "\" not "/" !!!!!

Example 3: virtual env in python

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

Example 4: 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 5: how to create a new virtualenv

to make a new virtualenv: 
virtualenv env_name

             to activate this virtual environment:
source env_name/bin/activate (on mac and linux)
source env_name/Scripts/activate (on windows)

Example 6: python venv usage

python3 -m venv /path/to/new/virtual/environment