__init__.py 文件源码

def init_zoneinfo():
    """
    Add each zone info to the datastore. This will overwrite existing zones.

    This must be called before the AppengineTimezoneLoader will work.
    """
    import os, logging
    from zipfile import ZipFile
    zoneobjs = []

    zoneinfo_path = os.path.abspath(os.path.join(os.path.dirname(__file__),
      'zoneinfo.zip'))

    with ZipFile(zoneinfo_path) as zf:
        for zfi in zf.filelist:
            key = ndb.Key('Zoneinfo', zfi.filename, namespace=NDB_NAMESPACE)
            zobj = Zoneinfo(key=key, data=zf.read(zfi))
            zoneobjs.append(zobj)

    logging.info("Adding %d timezones to the pytz-appengine database" %
        len(zoneobjs)
        )

    ndb.put_multi(zoneobjs)