Answers for "why do you have to activate virtual environment in python"

how to activate virtual environment in python

# for windows 10

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

how to activate venv python

# to activate the virtual environment, type:
.\venv\Scripts\activate
# into the terminal. 
# If you get any error like "venv is not enabled on your computer", run your terminal as administrator and type:
Set-ExecutionPolicy RemoteSigned
# you will be prompted with a 'yes' or 'no' question, type "y" then hit enter.
# then try to activate the virtual environment, it will work