Python3 TypeError: only size-1 arrays can be converted to Python scalars

时间 2020-01-19

标签 python3 python typeerror size arrays converted scalars 栏目 Python 繁體版

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问题：在用python3使用knn.train(trainData, responses)的时候，可能会产生错误：TypeError: only size-1 arrays can be converted to Python scalarspython newcomer = np.random.randint(0, 100, (1, 2)).astype(np.float32) plt.scat

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1. only size-1 arrays can be converted to Python scalars
2. Python报错之TypeError: only size-1 arrays can be converted to Python scalars
3. TypeError: only size-1 arrays can be converted to Python scalars
4. TypeError: only integer scalar arrays can be converted to a scalar index
5. 关于"only size-1 arrays can be converted to Python scalars"问题的解决
6. 使用labelme运行labelme_json_to_dataset xxx.json报错TypeError: only integer scalar arrays can be converted
7. only single character unicode strings can be converted to Py_UCS4, got length 0
8. Pytorch: list, numpy. Tensor 格式转化（附 only one element tensors can be converted to Python scalars 解决）
9. 【Python】TypeError: can only concatenate list (not "int") to list
10. python TypeError can only concatenate tuple not str to tuple

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