GWpy 2.1.4 Patch release for GWpy 2.1.x. Bug fixes and other API-compatible changes: - [#1363] handle cases in `EventTable.cluster()` where table is empty or already clustered - [#1428] fix bug in `Series` index comparison - [#1474] fix bug reading ASCII Files - [#1484] resolve `DeprecationWarning` from SciPy 1.8.0 - [#1487] fix reading a contiguous set of files with LALFrame - [#1499] migrate GWDataFind interface to new UI - [#1512] update name of Gravity Spy server for glitch tables - [#1517] work around a bug in frameCPP Dependency changes: - [#1441] Python >=3.7 - [#1441] h5py >=2.8.0 - [#1463] Astropy >=4.0 - [#1463] NumPy >=1.16 - [#1499] GWDataFind >=1.1.0 A number of other internal changes were made, the full list of changes related to this milestone can be seen at <https://github.com/gwpy/gwpy/pulls?q=is:pr+milestone:2.1.4>