array to bytes codecs

Author: TomNicholas

numcodecs/tests/test_zarr3.py

@@ -304,6 +304,8 @@ def test_to_dict():
         numcodecs.zarr3.Adler32,
         numcodecs.zarr3.Fletcher32,
         numcodecs.zarr3.JenkinsLookup3,
+        numcodecs.zarr3.PCodec,
+        numcodecs.zarr3.ZFPY,
     ],
 )
 def test_codecs_pickleable(codec_cls):

numcodecs/zarr3.py

@@ -360,8 +360,13 @@ class JenkinsLookup3(_NumcodecsChecksumCodec, codec_name="jenkins_lookup3"):
 
 
 # array-to-bytes codecs
-PCodec = _add_docstring(_make_array_bytes_codec("pcodec", "PCodec"), "numcodecs.pcodec.PCodec")
-ZFPY = _add_docstring(_make_array_bytes_codec("zfpy", "ZFPY"), "numcodecs.zfpy.ZFPY")
+class PCodec(_NumcodecsArrayBytesCodec, codec_name="pcodec"):
+    pass
+
+
+class ZFPY(_NumcodecsArrayBytesCodec, codec_name="zfpy"):
+    pass
+
 
 __all__ = [
     "BZ2",