--- a/upgrade.sh	2021-09-16 16:18:18.520099120 +0200
+++ b/upgrade.sh	2021-09-16 16:19:02.730460864 +0200
@@ -7,59 +7,6 @@
 # Python 3.7 or later.
 
 cd "$(dirname "$0")"
-VIRTUALENV="$(pwd -P)/venv"
-PYTHON="${PYTHON:-python3}"
-
-# Remove the existing virtual environment (if any)
-if [ -d "$VIRTUALENV" ]; then
-  COMMAND="rm -rf ${VIRTUALENV}"
-  echo "Removing old virtual environment..."
-  eval $COMMAND
-else
-  WARN_MISSING_VENV=1
-fi
-
-# Create a new virtual environment
-COMMAND="${PYTHON} -m venv ${VIRTUALENV}"
-echo "Creating a new virtual environment at ${VIRTUALENV}..."
-eval $COMMAND || {
-  echo "--------------------------------------------------------------------"
-  echo "ERROR: Failed to create the virtual environment. Check that you have"
-  echo "the required system packages installed and the following path is"
-  echo "writable: ${VIRTUALENV}"
-  echo "--------------------------------------------------------------------"
-  exit 1
-}
-
-# Activate the virtual environment
-source "${VIRTUALENV}/bin/activate"
-
-# Upgrade pip
-COMMAND="pip install --upgrade pip"
-echo "Updating pip ($COMMAND)..."
-eval $COMMAND || exit 1
-pip -V
-
-# Install necessary system packages
-COMMAND="pip install wheel"
-echo "Installing Python system packages ($COMMAND)..."
-eval $COMMAND || exit 1
-
-# Install required Python packages
-COMMAND="pip install -r requirements.txt"
-echo "Installing core dependencies ($COMMAND)..."
-eval $COMMAND || exit 1
-
-# Install optional packages (if any)
-if [ -s "local_requirements.txt" ]; then
-  COMMAND="pip install -r local_requirements.txt"
-  echo "Installing local dependencies ($COMMAND)..."
-  eval $COMMAND || exit 1
-elif [ -f "local_requirements.txt" ]; then
-  echo "Skipping local dependencies (local_requirements.txt is empty)"
-else
-  echo "Skipping local dependencies (local_requirements.txt not found)"
-fi
 
 # Test schema migrations integrity
 COMMAND="python3 netbox/manage.py showmigrations"