larroy commented on issue #8668: Precision error setting NDArray from np.float32 scalar URL: https://github.com/apache/incubator-mxnet/issues/8668#issuecomment-363495288 This is failing in Raspberry PI ``` In [1]: import mxnet as mx In [2]: a = np.array([47.844944], dtype=np.float32) --------------------------------------------------------------------------- NameError Traceback (most recent call last) <ipython-input-2-2b457ab00a8d> in <module>() ----> 1 a = np.array([47.844944], dtype=np.float32) NameError: name 'np' is not defined In [3]: import numpy as np In [4]: a = np.array([47.844944], dtype=np.float32) In [5]: a Out[5]: array([ 47.844944], dtype=float32) In [6]: b = mx.nd.zeros(1, dtype=np.float32) In [7]: b[0] = a In [8]: b Out[8]: [ 47.844944] <NDArray 1 @cpu(0)> In [9]: a Out[9]: array([ 47.844944], dtype=float32) In [10]: same(a, b.asnumpy()) --------------------------------------------------------------------------- NameError Traceback (most recent call last) <ipython-input-10-d87907b2910b> in <module>() ----> 1 same(a, b.asnumpy()) NameError: name 'same' is not defined In [11]: from mxnet.test_utils import same In [12]: same(a, b.asnumpy()) Out[12]: True In [13]: b Out[13]: [ 47.844944] <NDArray 1 @cpu(0)> In [14]: b[0] = a[0] --------------------------------------------------------------------------- AttributeError Traceback (most recent call last) <ipython-input-14-121523e9a993> in <module>() ----> 1 b[0] = a[0] ~/mxnet/python/mxnet/ndarray/ndarray.py in __setitem__(self, key, value) 435 indexing_dispatch_code = _get_indexing_dispatch_code(key) 436 if indexing_dispatch_code == _NDARRAY_BASIC_INDEXING: --> 437 self._set_nd_basic_indexing(key, value) 438 elif indexing_dispatch_code == _NDARRAY_ADVANCED_INDEXING: 439 self._set_nd_advanced_indexing(key, value) ~/mxnet/python/mxnet/ndarray/ndarray.py in _set_nd_basic_indexing(self, key, value) 677 if isinstance(key, integer_types): 678 sliced_arr = self._at(key) --> 679 sliced_arr[:] = value 680 return 681 elif isinstance(key, py_slice): ~/mxnet/python/mxnet/ndarray/ndarray.py in __setitem__(self, key, value) 435 indexing_dispatch_code = _get_indexing_dispatch_code(key) 436 if indexing_dispatch_code == _NDARRAY_BASIC_INDEXING: --> 437 self._set_nd_basic_indexing(key, value) 438 elif indexing_dispatch_code == _NDARRAY_ADVANCED_INDEXING: 439 self._set_nd_advanced_indexing(key, value) ~/mxnet/python/mxnet/ndarray/ndarray.py in _set_nd_basic_indexing(self, key, value) 691 value.copyto(self) 692 elif isinstance(value, numeric_types): --> 693 _internal._full(shape=shape, ctx=self.context, 694 dtype=self.dtype, value=float(value), out=self) 695 elif isinstance(value, (np.ndarray, np.generic)): AttributeError: module 'mxnet.ndarray._internal' has no attribute '_full' ```
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