U
    rh	                     @  sR   d dl mZ d dlZd dlZd dlmZ d dlmZ d
ddZ	G dd	 d	eZ
dS )    )annotationsN)Base)expecth㈵>c                 C  s   | j d | dkst| j d | }| j d ||ft| j dd  }| |}ttdt|}tj||dd}	tj	||dd}
||	 t
|
|  | j }dt| j d  }|jd| }|jd	| }|| | S )
N   r      T)ZaxisZkeepdims)r   )r   )r   )shapeAssertionErrorlistZreshapetuplerangelennpmeanvarsqrt)x
num_groupsscalebiasepsilonZ
group_sizeZ	new_shapeZ
x_reshapedZaxesr   r   Zx_normalizedZdim_ones r   R/tmp/pip-unpacked-wheel-xnis5xre/onnx/backend/test/case/node/groupnormalization.py_group_normalization   s    "
r   c                   @  s0   e Zd ZeddddZeddddZdS )GroupNormalizationNone)returnc                  C  s   d} d}t jd| ddt j}t j| t j}t j| t j}t||||t j}tjjddddgdg|d	}t	||||g|gd
d d S )N   r      r   r   r   r   y)inputsoutputsr   Z test_group_normalization_exampler!   r"   name
r   randomZrandnZastypeZfloat32r   onnxhelperZ	make_noder   )cr   r   r   r   r    noder   r   r   export    s$    zGroupNormalization.exportc                  C  s   d} d}t jd| ddt j}t j| t j}t j| t j}d}t|||||t j}tjjddddgd	g||d
}t	||||g|gdd d S )Nr   r   r   g{Gz?r   r   r   r   r    )r!   r"   r   r   Z test_group_normalization_epsilonr#   r%   )r)   r   r   r   r   r   r    r*   r   r   r   export_epsilon7   s(    z!GroupNormalization.export_epsilonN)__name__
__module____qualname__staticmethodr+   r,   r   r   r   r   r      s   r   )r   )
__future__r   Znumpyr   r'   Zonnx.backend.test.case.baser   Zonnx.backend.test.case.noder   r   r   r   r   r   r   <module>   s   
