作者:南非酋长 | 来源:互联网 | 2023-09-01 14:54
crontabdevnull2&1TypeError:ufuncbitwise_andnotsupportedfortheinputtypes,andtheinputscoul
crontab
> /dev/null 2>&1
TypeError: ufunc 'bitwise_and' not supported for the input types, and the inputs could not be safely coerced to any supported types according to the casting rule ''safe''
在if语句中&连接符前后的两个条件需要用括号括起来
ValueError: zero-size array to reduction operation maximum which has no identity
numpy的tuple直接使用报错 后面加上【0】
numpy应用函数
function_vector = np.vectorize(function_B)
function_vector(matrix_test)
给numpy矩阵添加一列
np.column_stack((a,b))
TypeError: '(slice(None, None, None), 1)' is an invalid key
可能是你操作的(df)是一个dataframe,应该先把它转化为ndarray
原文链接:https://www.cnblogs.com/tuzichun/p/15578206.html