synapse/debian/matrix-synapse-py3.triggers

# Register interest in Python interpreter changes and
# don't make the Python package dependent on the virtualenv package
# processing (noawait)
interest-noawait /usr/bin/python3.5
interest-noawait /usr/bin/python3.6
interest-noawait /usr/bin/python3.7

# Also provide a symbolic trigger for all dh-virtualenv packages
interest dh-virtualenv-interpreter-update