amol- commented on a change in pull request #10123:
URL: https://github.com/apache/arrow/pull/10123#discussion_r620370903
##########
File path: python/pyarrow/array.pxi
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@@ -1990,6 +1990,12 @@ cdef class DictionaryArray(Array):
def dictionary_encode(self):
return self
+ def dictionary_decode(self):
+ """
+ Decodes the DictionaryArray to an Array.
+ """
+ return self.dictionary.take(self.indices)
+
Review comment:
I thought about that, but I realised it didn't make much sense to expose
a `dictionary_decode` method in `Array` which is not dictionary encoded.
On the opposite a `dictionary_encode` method makes sense on `Array` as it's
something that can be dictionary encoded.
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