def remove_tags(input_filename, output_fp, tags_to_keep, close_output_fp=True):
output_writer = OSMWriter(fp=output_fp)
remover = TagRemover(output_writer, tags_to_keep)
parser = OSMParser(ways_callback=remover.ways, nodes_callback=remover.nodes, concurrency=1)
parser.parse(input_filename)
output_writer.close(close_file=close_output_fp)
def generate_osm(compact_formatting):
stream = StringIO()
xml = OSMWriter(fp=stream,
compact_formatting=compact_formatting)
xml.node(1, 10, 30, {"highway": "yes"}, version=2)
xml.way(1, {'pub': 'yes'}, [123])
xml.relation(1, {'type': 'boundary'}, [('node', 1),
('way', 2, 'outer')])
xml.close(close_file=False)
return stream.getvalue()
def testSimple(self):
string = StringIO()
xml = OSMWriter(fp=string)
xml.node(1, 10, 30, {"highway": "yes"}, version=2)
xml.way(1, {'pub': 'yes'}, [123])
xml.relation(1, {'type': 'boundary'}, [('node', 1), ('way', 2, 'outer')])
xml.close(close_file=False)
# Different python versions can write XML in different ways, (eg order
# of attributes). This makes simple string comparison fail. So simple
# parse & dump canonicalises it
output = ET.tostring(ET.fromstring(string.getvalue()))
exected_output = ET.tostring(ET.fromstring('<?xml version="1.0" encoding="utf-8"?>\n<osm version="0.6" generator="osmwriter">\n <node lat="10" version="2" lon="30" id="1">\n <tag k="highway" v="yes"></tag>\n </node>\n <way id="1">\n <nd ref="123"></nd>\n <tag k="pub" v="yes"></tag>\n </way>\n <relation id="1">\n <member ref="1" type="node" />\n <member ref="2" role="outer" type="way" />\n <tag k="type" v="boundary" />\n </relation>\n</osm>'))
self.assertEqual(output, exected_output)
def testSimple(self):
string = StringIO()
xml = OSMWriter(fp=string)
xml.node(1, 10, 30, {"highway": "yes"}, version=2)
xml.way(1, {'pub': 'yes'}, [123])
xml.relation(1, {'type': 'boundary'}, [('node', 1),
('way', 2, 'outer')])
xml.close(close_file=False)
# Different python versions can write XML in different ways, (eg order
# of attributes). This makes simple string comparison fail. So simple
# parse & dump canonicalises it
output = ET.tostring(ET.fromstring(string.getvalue()))
exected_output = ET.tostring(
ET.fromstring(
'<?xml version="1.0" encoding="utf-8"?>\n<osm version="0.6" generator="osmwriter">\n <node lat="10" version="2" lon="30" id="1">\n <tag k="highway" v="yes"></tag>\n </node>\n <way id="1">\n <nd ref="123"></nd>\n <tag k="pub" v="yes"></tag>\n </way>\n <relation id="1">\n <member ref="1" type="node" />\n <member ref="2" role="outer" type="way" />\n <tag k="type" v="boundary" />\n </relation>\n</osm>'
))
self.assertEqual(output, exected_output)
def create_osm(conn, tab_node, osm_file, user, visible, version, changeset,
cur_time):
sql_box = "SELECT ST_Extent(geom) FROM {};".format(tab_node)
bbox = [
float(ii)
for ii in cursor(conn, sql_box, ret=True)[0][0][4:-1].replace(
',', ' ').split(' ')
]
string = StringIO()
xml = OSMWriter(fp=string)
xml.bounds(bbox)
xml = create_node(xml, conn, tab_node, user, visible, version, changeset,
cur_time)
xml = create_way(xml, conn, tab_node, user, visible, version, changeset,
cur_time)
# xml = create_relation(xml, cur_time)
xml.close(close_file=False)
output = ET.tostring(ET.fromstring(string.getvalue()))
head = bytes('<?xml version="1.0" encoding="UTF-8"?>\n', 'utf-8')
output = head + output
with open(osm_file, 'wb') as w:
w.write(output)
# Skript postupne projde vsechny lezecke oblasti na strankach CHS
# Ke kazde skale stahne jeji GPS souradnice, jmeno a dalsi atributy
import re
from urllib.request import urlopen
from bs4 import BeautifulSoup
from osmwriter import OSMWriter
xml = OSMWriter("chs.osm.xml")
# Pocet sklanich oblasti
rockCount = 17220
for i in range(1, rockCount + 1):
try:
page = urlopen('https://www.horosvaz.cz/skaly-skala-' + str(i))
except:
print(i, ':', sep='')
continue
# Rozdelim html
soup = BeautifulSoup(page, 'html.parser')
# Ziskam jmeno
name_box = soup.find('h1', attrs={'class': 'menu5 small-h1'})
name = name_box.text.strip()
# Ziskma souradnice
coordinates_box = soup.find('a', attrs={'class': 'map mapycz'})
if (coordinates_box == None):
