Could not find a version that satisfies the requirement tf-nightly<2,>=1.14.0 (from tf-seal)

[Eden4701]

When I used " pip install tf-seal", the error occurred: ERROR: Could not find a version that satisfies the requirement tf-nightly<2,>=1.14.0 (from tf-seal) (from versions: 2.5.0.dev20210101, 2.5.0.dev20210102, 2.5.0.dev20210103, 2.5.0.dev20210104, 2.5.0.dev20210105, 2.5.0.dev20210106, 2.5.0.dev20210107, 2.5.0.dev20210108, 2.5.0.dev20210109, 2.5.0.dev20210110, 2.5.0.dev20210111, 2.5.0.dev20210112, 2.5.0.dev20210113, 2.5.0.dev20210114, 2.5.0.dev20210119, 2.5.0.dev20210121, 2.5.0.dev20210122, 2.5.0.dev20210123, 2.5.0.dev20210124, 2.5.0.dev20210125, 2.5.0.dev20210126, 2.5.0.dev20210127, 2.5.0.dev20210128, 2.5.0.dev20210129, 2.5.0.dev20210130, 2.5.0.dev20210203, 2.5.0.dev20210204, 2.5.0.dev20210208, 2.5.0.dev20210209, 2.5.0.dev20210210) ERROR: No matching distribution found for tf-nightly<2,>=1.14.0