AlenkaF commented on code in PR #34380:
URL: https://github.com/apache/arrow/pull/34380#discussion_r1138598407
##########
python/pyarrow/types.pxi:
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@@ -1009,6 +1471,18 @@ cdef class PyExtensionType(ExtensionType):
----------
storage_type : DataType
The storage type for which the extension is built.
+
+ Examples
+ --------
+ Define a UuidType extension type subclassing PyExtensionType:
+
+ >>> import pyarrow as pa
+ >>> class UuidType(pa.PyExtensionType):
+ ... def __init__(self):
+ ... pa.PyExtensionType.__init__(self, pa.binary(16))
+ ... def __reduce__(self):
+ ... return UuidType, ()
+ ...
Review Comment:
Ah, seems doctest and pickle do not get along well :D
(related:
https://stackoverflow.com/questions/73394835/how-to-test-pickle-ability-in-a-doctest)
Will add a skip here and what is missing to have the example complete.
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