def array_keys(self):
        """Return an iterator over member names for arrays only.

        Examples
        --------
        >>> import zarr
        >>> g1 = zarr.group()
        >>> g2 = g1.create_group('foo')
        >>> g3 = g1.create_group('bar')
        >>> d1 = g1.create_dataset('baz', shape=100, chunks=10)
        >>> d2 = g1.create_dataset('quux', shape=200, chunks=20)
        >>> sorted(g1.array_keys())
        ['baz', 'quux']

        """
        for key in sorted(listdir(self._store, self._path)):
            path = self._key_prefix + key
            if contains_array(self._store, path):
                yield key
def array_keys ( self ) : for key in sorted ( listdir ( self . _store , self . _path ) ) : path = self . _key_prefix + key if contains_array ( self . _store , path ) : yield key
Return an iterator over member names for arrays only.

        Examples
        --------
        >>> import zarr
        >>> g1 = zarr.group()
        >>> g2 = g1.create_group('foo')
        >>> g3 = g1.create_group('bar')
        >>> d1 = g1.create_dataset('baz', shape=100, chunks=10)
        >>> d2 = g1.create_dataset('quux', shape=200, chunks=20)
        >>> sorted(g1.array_keys())
        ['baz', 'quux']