040000 tree f63e74b5d43dc97e67059801a3c3e9623bef6722	_api_internal
100644 blob 79494ea80bcfbd1cc1e35e0c12bb44d2a22c8a09	cached_op_api.cc
040000 tree f499a4489f9dcc6b11c23c91672074626b87bf99	operator