model.py 文件源码

def url(self):
        return '{}/{}/{}'.format(osm_api_base, self.osm_type, self.osm_id)

# class ItemCandidateTag(Base):
#     __tablename__ = 'item_candidate_tag'
#     __table_args__ = (
#         ForeignKeyConstraint(['item_id', 'osm_id', 'osm_type'],
#                              [ItemCandidate.item_id,
#                               ItemCandidate.osm_id,
#                               ItemCandidate.osm_type]),
#     )
#
#     item_id = Column(Integer, primary_key=True)
#     osm_id = Column(BigInteger, primary_key=True)
#     osm_type = Column(osm_type_enum, primary_key=True)
#     k = Column(String, primary_key=True)
#     v = Column(String, primary_key=True)
#
#     item_candidate = relationship(ItemCandidate,
#                                   backref=backref('tag_table', lazy='dynamic'))