Unnecessary None provided as default (#395)

Author: DimitriPapadopoulos

docs/release.rst

@@ -21,6 +21,9 @@ Fix
 Maintenance
 ~~~~~~~~~~~
 
+* Remove unnecessary None argument to .get(), it is the default value.
+  By :user:`Dimitri Papadopoulos Orfanos <DimitriPapadopoulos>`, :issue:`395`.
+
 * Apply refurb suggestions.
   By :user:`Dimitri Papadopoulos Orfanos <DimitriPapadopoulos>`, :issue:`372`.
 

numcodecs/ndarray_like.py

@@ -20,7 +20,7 @@ class _CachedProtocolMeta(Protocol.__class__):
 
     def __instancecheck__(self, instance):
         key = (self, instance.__class__)
-        ret = self._instancecheck_cache.get(key, None)
+        ret = self._instancecheck_cache.get(key)
         if ret is None:
             ret = super().__instancecheck__(instance)
             self._instancecheck_cache[key] = ret