def road_abbreviate_name(shape, properties, fid):
name = properties.get('name', None)
if not name:
return shape, properties, fid
short_name = short_street_name(name)
properties['name'] = short_name
return shape, properties, fid
def output_geojson_bzipped(index, streets):
'''
'''
try:
ids = [str(uuid1()) for (n, k, h, g) in streets]
geometries = [geom.__geo_interface__ for (n, k, h, geom) in streets]
properties = [dict(name=short_street_name(n), long_name=n, kind=k, highway=h)
for (n, k, h, g) in streets]
features = [dict(type='Feature', id=id, properties=p, geometry=g)
for (id, p, g) in zip(ids, properties, geometries)]
geojson = dict(type='FeatureCollection', features=features)
encoder = JSONEncoder(separators=(',', ':'))
encoded = encoder.iterencode(geojson)
output = BZ2File('streets-%06d.json.bz2' % index, 'w')
for token in encoded:
if charfloat_pat.match(token):
# in python 2.7, we see a character followed by a float literal
output.write(token[0] + '%.6f' % float(token[1:]))
elif float_pat.match(token):
# in python 2.6, we see a simple float literal
output.write('%.6f' % float(token))
else:
output.write(token)
output.close()
except Exception, e:
return index, len(streets), e
def road_abbreviate_name(shape, properties, fid):
name = properties.get('name', None)
if not name:
return shape, properties, fid
short_name = short_street_name(name)
properties['name'] = short_name
return shape, properties, fid
def key_properties((name, )):
return dict(name=name,
zoomlevel=options.zoom, pixelwidth=options.width,
shortname=short_street_name(name))
def key_properties(xxx_todo_changeme1):
(name, ) = xxx_todo_changeme1
return dict(name=name,
zoomlevel=options.zoom, pixelwidth=options.width,
shortname=short_street_name(name))
def key_properties((name, )):
return dict(name=name,
zoomlevel=options.zoom,
pixelwidth=options.width,
shortname=short_street_name(name))
