[Talk-gb-westmidlands] Updating the NaPTAN bus stops in Birmingham

2009-11-17 Thread Christoph Böhme
Hi,

I plan to do an update of the NaPTAN bus stops in Birmingham to bring
them in line with the imports in the rest of the country. The update
will make the following changes:

1. All naptan:unverified=yes tags are changed to naptan:verified=no.
   This will make maintenance of the colour schemes in Novam easier.
2. naptan:unverified=no tags are removed. I think this makes more sense
   than replacing them with naptan:verified=yes.
3. naptan:AdministrativeAreaRef tags will be removed as they have only
   been used in the Birmingham import and nowhere else. So the tag is
   quite useless (tagwatch lists 105 as the only value for the tag).
4. naptan:Bearing tags will be added to all NaPTAN stops that do not
   have them yet (i.e. the stops in Birmingham).
5. naptan:BusStopType=CUS will be added when available and not yet
   existing.

I am currently making the finishing touches on the import script and
will test it then. So, if there are no objections against the changes
the update should ready to go ahead in a couple of days.

Method used for the update:

I extracted atco-code, bearing, and bus stop type with an xsl script
from the NaPTAN xml file for the West Midlands and placed the data into
a new table in the Novam database. 

Since Novam maintains an up-to-date extract of all bus stops in OSM the
bus stops which need be updated can easily be selected and joined with
the new data in the table created before.

Finally, a python script goes through the selected bus stops, applies
the modifications outlined above to each them, and uploads them through
the python osm api to OSM. If the upload fails due to a version conflict
the latest version of the bus stop is retrieved from OSM and the script
changes this node and uploads it again.

The scripts are currently tailored to add and remove some tags from the
Birmingham bus stops. However, I think this update might be a helpful
step towards more complex updates of the NaPTAN data in OSM.

Cheers,
Christoph

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[Talk-GB] Veterinary

2009-11-17 Thread Chris Andrew
Hi, all.

I'd like to add my local veterinary practice to the map, but can't
find an appropriate tag.

Does one exist?

Cheers,

Chris.

-- 
Reasons why you may want to try GNU/Linux:

http://www.getgnulinux.org/

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Re: [Talk-GB] Veterinary

2009-11-17 Thread Jonathan Bennett
Chris Andrew wrote:
 Hi, all.
 
 I'd like to add my local veterinary practice to the map, but can't
 find an appropriate tag.
 
 Does one exist?
 
 Cheers,
 
 Chris.
 

OSMDoc has amenity=veterinary as the most-used version of the tag:

http://osmdoc.com/en/tag/amenity/veterinary

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Jonathan (Jonobennett)

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Re: [Talk-GB] OS boundaries and 'mid-level' mapping data to be released for free re-use including commerically

2009-11-17 Thread Tom Hughes
On 17/11/09 16:24, Peter Miller wrote:

 Possibly we have have some accurate boundary information soon! By 'mid-
 level mapping' do they mean Meridian I wonder?

Please to bear in mind this sentence:

The Government will consult on proposals to make data from Ordnance 
Survey freely available...

so no guarantees yet... I'm sure the OS will have a view they'd like to 
put during the consultation after all ;-)

There is also the small issue of the fact that the consultation is due 
to run until April next year and there's this small matter of a General 
Election coming up around that time...

This is interesting though:

Data relating to electoral and local authority boundaries as well as 
postcode areas would be released for free re-use...

Do OS even have an (unencumbered) data set for postcode areas?

Tom

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Tom Hughes (t...@compton.nu)
http://www.compton.nu/

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Re: [Talk-GB] OS boundaries and 'mid-level' mapping data to be released for free re-use including commerically

2009-11-17 Thread Tom Chance
2009/11/17 Tom Hughes t...@compton.nu

 Data relating to electoral and local authority boundaries as well as
 postcode areas would be released for free re-use...


I might be unduly skeptical, especially thinking about some of the people
now advising the Government on this, but I wonder if the consultation
exercise will still end up fudging the free part, i.e. not quite going for
a blanket do what you want license to get around any copyright and other
possible legal restrictions.

Still, great if it happened, about time too.

Tom


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Re: [Talk-GB] OS boundaries and 'mid-level' mapping data to be released for free re-use including commerically

2009-11-17 Thread Peter Miller


On 17 Nov 2009, at 18:30, Tom Chance wrote:


2009/11/17 Tom Hughes t...@compton.nu
Data relating to electoral and local authority boundaries as well as
postcode areas would be released for free re-use...


I might be unduly skeptical, especially thinking about some of the  
people now advising the Government on this, but I wonder if the  
consultation exercise will still end up fudging the free part,  
i.e. not quite going for a blanket do what you want license to get  
around any copyright and other possible legal restrictions.


Still, great if it happened, about time too.


I think a very good and useful test of how 'free' it is will be if it  
can be integrated into OSM or if we need to carry on with our dodgy 50  
yo boundary data. My intention of working hard on the OSM boundary  
data a few months ago was to ensure that we had a credible (poor)  
dataset which would be used unless the OS data was released.


The big test will be if the OS also continue to sell the data as well.  
If they do then it isn't fully free. If they don't then they have  
nothing to loose from making it fully free.


Personally I think we can actually help it become free enough by a  
little appropriate pushing in the intervening period.




Regards,



Peter



Tom


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