def add_wsgi_intercept(host, port, app_create_fn, script_name=''):
 _wsgi_intercept[(host, port)] = (app_create_fn, script_name)

def add_wsgi_intercept ( host , port , app_create_fn , script_name = '' ) : _wsgi_intercept [ ( host , port ) ] = ( app_create_fn , script_name )
add a wsgi intercept call for host:port .