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nx.draw_networkx_nodes(G,pos, node_size = 1000, nodelist=[0], node_color = 'r', alpha = 0.5)
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# Install venv on linux
sudo apt install python3.8-venv
# Create a venv directory
python3 -m venv tutorial-env
# Activate venv enviroment (do outside the created venv directory)
source tutorial-env/bin/activate
# Save activation as an alias for quick startup
alias runvenv="source tutorial-env/bin/activate"
create venv
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pip install virtualenv
python<version> -m venv <virtual-environment-name>
source <virtual-environment-name>/bin/activate
deactivate
https://www.freecodecamp.org/news/how-to-setup-virtual-environments-in-python/