activate a venv python code example
Example 1: python virtual environment
python3 -m venv env
python -m virtualenv env
source env/bin/activate
Example 2: python virtual environment
source env/bin/activate
Example 3: activate venv
venv\Scripts\activate.bat
Example 4: activate venv in python
(tutorial-env) $ python -m pip install --upgrade requests
Collecting requests
Installing collected packages: requests
Found existing installation: requests 2.6.0
Uninstalling requests-2.6.0:
Successfully uninstalled requests-2.6.0
Successfully installed requests-2.7.0
Example 5: activate venv in python
(tutorial-env) $ pip search astronomy
skyfield - Elegant astronomy for Python
gary - Galactic astronomy and gravitational dynamics.
novas - The United States Naval Observatory NOVAS astronomy library
astroobs - Provides astronomy ephemeris to plan telescope observations
PyAstronomy - A collection of astronomy related tools for Python.
...