本文整理汇总了Python中numpy.core._multiarray_tests.test_nditer_too_large方法的典型用法代码示例。如果您正苦于以下问题：Python _multiarray_tests.test_nditer_too_large方法的具体用法？Python _multiarray_tests.test_nditer_too_large怎么用？Python _multiarray_tests.test_nditer_too_large使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类numpy.core._multiarray_tests的用法示例。
在下文中一共展示了_multiarray_tests.test_nditer_too_large方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: test_iter_too_large_with_multiindex
# 需要导入模块: from numpy.core import _multiarray_tests [as 别名]
# 或者: from numpy.core._multiarray_tests import test_nditer_too_large [as 别名]
def test_iter_too_large_with_multiindex():
# When a multi index is being tracked, the error is delayed this
# checks the delayed error messages and getting below that by
# removing an axis.
base_size = 2**10
num = 1
while base_size**num < np.iinfo(np.intp).max:
num += 1
shape_template = [1, 1] * num
arrays = []
for i in range(num):
shape = shape_template[:]
shape[i * 2] = 2**10
arrays.append(np.empty(shape))
arrays = tuple(arrays)
# arrays are now too large to be broadcast. The different modes test
# different nditer functionality with or without GIL.
for mode in range(6):
with assert_raises(ValueError):
_multiarray_tests.test_nditer_too_large(arrays, -1, mode)
# but if we do nothing with the nditer, it can be constructed:
_multiarray_tests.test_nditer_too_large(arrays, -1, 7)
# When an axis is removed, things should work again (half the time):
for i in range(num):
for mode in range(6):
# an axis with size 1024 is removed:
_multiarray_tests.test_nditer_too_large(arrays, i*2, mode)
# an axis with size 1 is removed:
with assert_raises(ValueError):
_multiarray_tests.test_nditer_too_large(arrays, i*2 + 1, mode)