pin down python package version numbers
pin down python package version numbers

varnish/varnish-microservice-monitor,varnish/zipnish,varnish/varnish-microservice-monitor,varnish/zipnish,varnish/zipnish,varnish/zipnish,varnish/varnish-microservice-monitor,varnish/zipnish,varnish/varnish-microservice-monitor,varnish/varnish-microservice-monitor