ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.al
时间: 2023-10-23 07:51:21 浏览: 152
Python ValueError: invalid literal for int() with base 10 实用解决方法
l()。这是一个常见的Python错误信息,它通常出现在逻辑运算中,要解决这个问题,需要使用 .any() 或 .all() 方法来确保逻辑运算的唯一性,如下所示:
if (a>0).all():
print("All elements in a are greater than 0")
elif (a>0).any():
print("Some elements in a are greater than 0")
else:
print("No element in a is greater than 0")
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