def load(filename): """ The rrdtool Python bindings don't have support for load, so we need to use the external load function. >>> rrdfile = '/tmp/test.rrd' >>> parameters = [ ... '--start', ... '920804400', ... 'DS:speed:COUNTER:600:U:U', ... 'RRA:AVERAGE:0.5:1:24', ... 'RRA:AVERAGE:0.5:6:10'] >>> create(rrdfile, parameters) >>> tree = load(rrdfile) >>> [x.tag for x in tree] ['version', 'step', 'lastupdate', 'ds', 'rra', 'rra'] """ return external.load(filename)