'Rebuilds all indexes on this collection.
.. warning:: reindex blocks all other operations (indexes
are built in the foreground) and will be slow for large
collections.
.. versionchanged:: 3.4
Apply this collection\'s write concern automatically to this operation
when connected to MongoDB >= 3.4.
.. versionchanged:: 3.5
We no longer apply this collection\'s write concern to this operation.
MongoDB 3.4 silently ignored the write concern. MongoDB 3.6+ returns
an error if we include the write concern.'

def reindex(self):

    cmd = SON([('reIndex', self.__name)])
    with self._socket_for_writes() as sock_info:
        return self._command(sock_info, cmd, read_preference=ReadPreference.PRIMARY, parse_write_concern_error=True)
