def prepdir(coord):
    '''
    '''
    path = 'tiles/%(zoom)d/%(column)d/%(row)d' % coord.__dict__
    
    try:
        makedirs(path)
    except __HOLE__:
        pass
    
    return path
dataset/ETHPy150Open codeforamerica/US-Census-Area-API/data/index-tiles.py/prepdir