set existing virtualebv in pthon code example

Example 1: 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 2: setting p a virtual envioronment

#Creating a Virtual Environment | Windows 10
#Proceed to the folder were you want to create your environment, Then enter the following:
...\> py -m venv project_name
#To activate the environment, run:
...\> project_name\Scripts\activate.bat
#Then install Django using pip
...\> py -m pip install Django

Example 3: how to use existing virtual environment in pycharm

Open >> File
>> Settings(Ctrl+Alt+S)
>> Project: > Python Interpreter
>> Right side of the Browse path select location of existing venv path
>> Apply and OK.

Example 4: how to sync up python virtual environment

# start your source virtual environment
dataengineer_pipeline/bin/activate

# in the source virtual environment get list of dependencies
pip freeze > requirements.txt

# exit out of the source virtual environment
deactivate

# activate your team member's virtual environment 
dataengineer2_pipeline/bin/activate

# in the virtual environment bring in the requirements doc generated previously
pip install -r requirements.txt