3
g                 @   s   d dl mZmZmZ dddddddd	d
dddgZG dd deZG dd deZG dd deZG dd deZG dd deZ	G dd deZ
G dd deZG dd deZG dd	 d	eZG dd
 d
eZG dd deZG dd deZdS )    )	Aggregate
FloatFieldIntegerFieldCovarPopCorrRegrAvgXRegrAvgY	RegrCountRegrInterceptRegrR2	RegrSlopeRegrSXXRegrSXYRegrSYYStatAggregatec                   s$   e Zd Ze Zd fdd	Z  ZS )r   Nc                s,   | s| rt dt j||||d d S )NzBoth y and x must be provided.)output_fieldfilter)
ValueErrorsuper__init__)selfyxr   r   )	__class__ k/var/www/tester-filtro-web/env/lib/python3.6/site-packages/django/contrib/postgres/aggregates/statistics.pyr      s    zStatAggregate.__init__)NN)__name__
__module____qualname__r   r   r   __classcell__r   r   )r   r   r   	   s   c               @   s   e Zd ZdZdS )r   ZCORRN)r   r   r   functionr   r   r   r   r      s   c                   s   e Zd Zd fdd	Z  ZS )r   FNc                s$   |rdnd| _ t j|||d d S )NZ
COVAR_SAMPZ	COVAR_POP)r   )r    r   r   )r   r   r   sampler   )r   r   r   r      s    zCovarPop.__init__)FN)r   r   r   r   r   r   r   )r   r   r      s   c               @   s   e Zd ZdZdS )r   Z	REGR_AVGXN)r   r   r   r    r   r   r   r   r      s   c               @   s   e Zd ZdZdS )r   Z	REGR_AVGYN)r   r   r   r    r   r   r   r   r       s   c               @   s   e Zd ZdZe Zdd ZdS )r	   Z
REGR_COUNTc             C   s   |d krdS |S )Nr   r   )r   valueZ
expression
connectionr   r   r   convert_value(   s    zRegrCount.convert_valueN)r   r   r   r    r   r   r$   r   r   r   r   r	   $   s   c               @   s   e Zd ZdZdS )r
   ZREGR_INTERCEPTN)r   r   r   r    r   r   r   r   r
   ,   s   c               @   s   e Zd ZdZdS )r   ZREGR_R2N)r   r   r   r    r   r   r   r   r   0   s   c               @   s   e Zd ZdZdS )r   Z
REGR_SLOPEN)r   r   r   r    r   r   r   r   r   4   s   c               @   s   e Zd ZdZdS )r   ZREGR_SXXN)r   r   r   r    r   r   r   r   r   8   s   c               @   s   e Zd ZdZdS )r   ZREGR_SXYN)r   r   r   r    r   r   r   r   r   <   s   c               @   s   e Zd ZdZdS )r   ZREGR_SYYN)r   r   r   r    r   r   r   r   r   @   s   N)Zdjango.db.modelsr   r   r   __all__r   r   r   r   r   r	   r
   r   r   r   r   r   r   r   r   r   <module>   s   	