Deactivate current venv python and run last one

# Deactivate current venv
deactivate

# Create new venv with Python 3.6+
python3.6 -m venv .venv  # or python3.7, python3.8, etc.

# Activate the new venv
source .venv/bin/activate

# Install dependencies
pip install -r requirements.txt

sudo apt install python3-pip python3-venv
pip3 --version
python3 -m venv .venv
source .venv/bin/activate