관리-도구
편집 파일: _methods.cpython-37.pyc
B ��Fd` � @ s� d Z ddlmZmZmZ ddlZddlmZ ddlm Z ddl m Z ddlm Z e jjZe jjZe jjZe jjZe jjZe jjZd d d �Z d d d �Z d d d�Z d dd�Z d!dd�Z d"dd�Z!dd� Z"d#dd�Z#d$dd�Z$d%dd �Z%dS )&zx Array methods which are called by both the C-code for the method and the Python code for the NumPy-namespace function � )�division�absolute_import�print_functionN)� multiarray)�umath)� asanyarray)� numerictypesFc C s t | |d ||�S )N)� umr_maximum)�a�axis�out�keepdims� r �F/opt/alt/python37/lib64/python3.7/site-packages/numpy/core/_methods.py�_amax s r c C s t | |d ||�S )N)� umr_minimum)r r r r r r r �_amin s r c C s t | ||||�S )N)�umr_sum)r r �dtyper r r r r �_sum s r c C s t | ||||�S )N)�umr_prod)r r r r r r r r �_prod" s r c C s t | ||||�S )N)�umr_any)r r r r r r r r �_any% s r c C s t | ||||�S )N)�umr_all)r r r r r r r r �_all( s r c C sJ |d krt t| j��}t|t �s&|f}d}x|D ]}|| j| 9 }q0W |S )N� )�tuple�range�ndim� isinstance�shape)�arrr �itemsZaxr r r �_count_reduce_items+ s r$ c C s� t | �}d}t||�}|dkr.tjdtdd� |d krvt|jjtj tj f�rXt �d�}n t|jjtj �rvt �d�}d}t |||||�}t|t j�r�tj|||d dd �}|r�|d kr�|j�|�}n:t|d �r�|r�|j�|| �}q�|j�|| �}n|| }|S ) NFr zMean of empty slice.� )� stacklevel�f8Zf4T�unsafe)r �casting�subokr )r r$ �warnings�warn�RuntimeWarning� issubclassr �type�nt�integer�bool_�muZfloat16r r �ndarray�um� true_divide�hasattr) r r r r r r" Zis_float16_result�rcount�retr r r �_mean5 s. r: c C sH t | �}t||�}||kr*tjdtdd� |d krRt|jjtj tj f�rRt �d�}t |||dd�}t |t j�r�tj|||ddd �}n|j�|| �}t || �} t|jjtj�r�tj| t�| �| d �j} ntj| | | d �} t | ||||�} t|| d g�}t | t j��r tj| || ddd �} n&t| d ��r<| j�| | �} n| | } | S ) Nz!Degrees of freedom <= 0 for slicer% )r& r' T)r r( F)r r) r* )r r r )r r$ r+ r, r- r. r r/ r0 r1 r2 r3 r r r4 r5 r6 Zcomplexfloating�multiply� conjugate�real�maxr7 ) r r r r �ddofr r" r8 Zarrmean�xr9 r r r �_varV s2 rA c C s\ t | |||||d�}t|tj�r0tj||d�}n(t|d�rN|j�t�|��}n t�|�}|S )N)r r r r? r )r r ) rA r r3 r4 r5 �sqrtr7 r r/ )r r r r r? r r9 r r r �_std� s rC )NNF)NNF)NNNF)NNNF)NNNF)NNNF)NNNF)NNNr F)NNNr F)&�__doc__� __future__r r r r+ Z numpy.corer r3 r r5 Znumpy.core.numericr r r0 �maximum�reducer �minimumr �addr r; r � logical_orr � logical_andr r r r r r r r$ r: rA rC r r r r �<module> s, ! /