TypeError: ‘＜=‘ not supported between instances of ‘list‘ and ‘int‘

项目场景

[1, 2, 3] <= 1

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问题描述

Traceback (most recent call last):
  File "", line 1, in <module>
TypeError: '<=' not supported between instances of 'list' and 'int'

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原因分析

list不支持这种比较大小的操作

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解决方案

import numpy as np
a = np.array([1, 2, 3])
b = a <= 1

结果如下：