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Philipp Moritz commented on ARROW-4024: --------------------------------------- I think it's fine to drop support for 0.27. I just wanted to point it out because from [https://github.com/apache/arrow/blob/9da458437162574f3e0d82e4a51dc6c1589b9f94/python/setup.py#L45] [https://github.com/apache/arrow/blob/9da458437162574f3e0d82e4a51dc6c1589b9f94/python/setup.py#L578] it looks like 0.27 is supported. > [Python] Cython compilation error on cython==0.27.3 > --------------------------------------------------- > > Key: ARROW-4024 > URL: https://issues.apache.org/jira/browse/ARROW-4024 > Project: Apache Arrow > Issue Type: Improvement > Reporter: Philipp Moritz > Priority: Major > > On the latest master, I'm getting the following error: > {code:java} > [ 11%] Compiling Cython CXX source for lib... > Error compiling Cython file: > ------------------------------------------------------------ > ... > out.init(type) > return out > cdef object pyarrow_wrap_metadata( > ^ > ------------------------------------------------------------ > pyarrow/public-api.pxi:95:5: Function signature does not match previous > declaration > CMakeFiles/lib_pyx.dir/build.make:57: recipe for target 'CMakeFiles/lib_pyx' > failed{code} > With 0.29.0 it is working. This might have been introduced in > [https://github.com/apache/arrow/commit/12201841212967c78e31b2d2840b55b1707c4e7b] > but I'm not sure. -- This message was sent by Atlassian JIRA (v7.6.3#76005)