Hi Sarah, thanks a lot for your replies and for clearing the terms. I was misusing those concepts, now everything is clear and works fine ;)
Regards, Giovanni PS: sorry for the late reply but your responses were considered spam by Gmail. Il 18 mar 2017 10:52, "Sarah Hoffmann" <lon...@denofr.de> ha scritto: > Hi again, > > looking at the code again, it turns out changesets are actually > implemented. > > I suspect that you are mixing up terminology here. A changeset > in osmium, is the collection of metadata about a particular > set of data that was uploaded. Changeset information is > available in a separate file here: > http://planet.osm.org/planet/changesets-latest.osm.bz2 > > The XML for changesets looks something like that: > <changeset id="15449959" created_at="2013-03-22T02:09:28Z" > num_changes="0" closed_at="2013-03-22T03:09:28Z" open="false" > user="javiarch" uid="1116739"> > <tag k="comment" v="pje sargento Cabral"/> > <tag k="created_by" v="iD 0.0.0-alpha3"/> > <tag k="imagery_used" v="Bing"/> > </changeset> > > You probably want to process OSM data change files from > http://planet.osm.org/replication/. These files are normal > data files. so you have to process them using the data > callbacks node(), way(), relation(). Have a look at the > osm_diff_stats.py example, to find out how to distinguish > between created, modified and deleted objects. > > Kind regards > > Sarah > > On Sat, Mar 18, 2017 at 08:20:26AM +0000, Sarah Hoffmann wrote: > > Hi Giovanni, > > > > the ChangeSet type is currently not exported into a python type > > but it's really easy to do. Could you open a feature request at > > https://github.com/osmcode/pyosmium/issues and I'll see to it to > > add support for it. > > > > Kind regards > > > > Sarah > > > > > > On Fri, Mar 17, 2017 at 12:33:01PM +0100, G. Allegri wrote: > > > I've just started giving a look to Pyosmium. I've done tests based on > the > > > examples from its repo and everything works fine. > > > I would like to replicate osmium changeset-filter [1] and I'm striving > to > > > make the osmium.SimpleHandler parse the changesets from an osmChange > file. > > > > > > I've tried: > > > > > > >>>class MyHandler(osmium.SimpleHandler): > > > ... def changeset(self,changeset): > > > ... print changeset > > > > > > >>>handler = MyHandler() > > > >>>handler.apply_file('mychange.xml>') > > > > > > but nothing happens. No errors, no outputs. > > > > > > I've tried to setup the osmium.io.Reader manually, and setting the > entity > > > bit: > > > > > > >>>reader = > > > osmium.io.Reader('mychange.xml',osmium.osm.osm_entity_bits.CHANGESET) > > > >>>omsium.apply(reader,handler) > > > > > > No output again. > > > > > > First question: is it possible to parse osmChanges with Pyosmium? If > yes, > > > what's the right way to do it? > > > > > > Thanks a lot, > > > Giovanni > > > > > > > > > [1] http://osmcode.org/osmium-tool/manual.html#working-with-changesets > > > > > _______________________________________________ > > > dev mailing list > > > dev@openstreetmap.org > > > https://lists.openstreetmap.org/listinfo/dev > > >
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