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"""
Simple example that counts the number of objects in an osm file.
Shows how to write a handler for the different types of objects.
"""
import osmium
import sys
class FileStatsHandler(osmium.SimpleHandler):
def __init__(self):
super(FileStatsHandler, self).__init__()
self.nodes = 0
self.ways = 0
self.rels = 0
def node(self, n):
self.nodes += 1
def way(self, w):
self.ways += 1
def relation(self, r):
self.rels += 1
def main(osmfile):
h = FileStatsHandler()
h.apply_file(osmfile)
print("Nodes: %d" % h.nodes)
print("Ways: %d" % h.ways)
print("Relations: %d" % h.rels)
return 0
if __name__ == '__main__':
if len(sys.argv) != 2:
print("Usage: python %s <osmfile>" % sys.argv[0])
sys.exit(-1)
exit(main(sys.argv[1]))
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