U
    R_¿bý   ã                   @   s   G d d„ dƒZ dS )c                   @   s$   e Zd Zdd„ Zdd„ Zdd„ ZdS )ÚStockc                 C   s   || _ || _|| _d S ©N)ÚnameÚsharesÚprice)Úthisr   r   r   © r   ú2/home/cheung/ML/practical-python/work/4.1/stock.pyÚ__init__   s    zStock.__init__c                 C   s   | j | j S r   )r   r   )r   r   r   r   Úcost   s    z
Stock.costc                 C   s   |  j |8  _ d S r   )r   )r   Úxr   r   r   Úsell   s    z
Stock.sellN)Ú__name__Ú
__module__Ú__qualname__r	   r
   r   r   r   r   r   r      s   r   N)r   r   r   r   r   Ú<module>   ó    