Antoine Pitrou created ARROW-2277: ------------------------------------- Summary: [Python] Tensor.from_numpy doesn't support struct arrays Key: ARROW-2277 URL: https://issues.apache.org/jira/browse/ARROW-2277 Project: Apache Arrow Issue Type: Improvement Components: Python Affects Versions: 0.8.0 Reporter: Antoine Pitrou
{code:python} >>> dt = np.dtype([('x', np.int8), ('y', np.float32)]) >>> dt.itemsize 5 >>> arr = np.arange(5*10, dtype=np.int8).view(dt) >>> pa.Tensor.from_numpy(arr) Traceback (most recent call last): File "<ipython-input-8-744d4c7972b7>", line 1, in <module> pa.Tensor.from_numpy(arr) File "array.pxi", line 523, in pyarrow.lib.Tensor.from_numpy File "error.pxi", line 85, in pyarrow.lib.check_status ArrowNotImplementedError: /home/antoine/arrow/cpp/src/arrow/python/numpy_convert.cc:250 code: GetTensorType(reinterpret_cast<PyObject*>(PyArray_DESCR(ndarray)), &type) Unsupported numpy type 20 {code} -- This message was sent by Atlassian JIRA (v7.6.3#76005)