create a venv
# Create the virtual environment.
python -m venv venv
# Activate the env.
venv\Scripts\activate.bat
create a venv
# Create the virtual environment.
python -m venv venv
# Activate the env.
venv\Scripts\activate.bat
how to activate virtual environment in python
# for windows 10
py -m venv myvirtualenv
myvirtualenv\Scripts\activate #!!!! use "\" not "/" !!!!!
activate venv in python
source tutorial-env/bin/activate
how to activate venv python
(tutorial-env) $ python -m pip install -r requirements.txt
Collecting novas==3.1.1.3 (from -r requirements.txt (line 1))
...
Collecting numpy==1.9.2 (from -r requirements.txt (line 2))
...
Collecting requests==2.7.0 (from -r requirements.txt (line 3))
...
Installing collected packages: novas, numpy, requests
Running setup.py install for novas
Successfully installed novas-3.1.1.3 numpy-1.9.2 requests-2.7.0
activate venv in python
(tutorial-env) $ python -m pip install novas
Collecting novas
Downloading novas-3.1.1.3.tar.gz (136kB)
Installing collected packages: novas
Running setup.py install for novas
Successfully installed novas-3.1.1.3
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