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^c           @   s'   d  d d     YZ  d   Z e   d S(   t   Vecc           B   sb   e  Z d  Z d   Z e d    Z d   Z d   Z d   Z d   Z	 d   Z
 d   Z e Z RS(	   sx   A simple vector class

    Instances of the Vec class  can be constructed from numbers

    >>> a = Vec(1, 2, 3)
    >>> b = Vec(3, 2, 1)

    added
    >>> a + b
    Vec(4, 4, 4)

    subtracted
    >>> a - b
    Vec(-2, 0, 2)

    and multiplied by a scalar on the left
    >>> 3.0 * a
    Vec(3.0, 6.0, 9.0)

    or on the right
    >>> a * 3.0
    Vec(3.0, 6.0, 9.0)
    c         G   s   t  |  |  _ d  S(   N(   t   listt   v(   t   selfR   (    (    s(   /usr/lib64/python2.7/Demo/classes/Vec.pyt   __init__   s    c         C   s.   t  | t  s t  n  |    } | | _ | S(   N(   t
   isinstanceR   t	   TypeErrorR   (   t   clsR   t   inst(    (    s(   /usr/lib64/python2.7/Demo/classes/Vec.pyt   fromlist   s
    			c         C   s)   d j  d   |  j D  } d j |  S(   Ns   , c         s   s   |  ] } t  |  Vq d  S(   N(   t   repr(   t   .0t   x(    (    s(   /usr/lib64/python2.7/Demo/classes/Vec.pys	   <genexpr>%   s    s   Vec({0})(   t   joinR   t   format(   R   t   args(    (    s(   /usr/lib64/python2.7/Demo/classes/Vec.pyt   __repr__$   s    c         C   s   t  |  j  S(   N(   t   lenR   (   R   (    (    s(   /usr/lib64/python2.7/Demo/classes/Vec.pyt   __len__(   s    c         C   s   |  j  | S(   N(   R   (   R   t   i(    (    s(   /usr/lib64/python2.7/Demo/classes/Vec.pyt   __getitem__+   s    c         C   s?   g  t  |  j | j  D] \ } } | | ^ q } t j |  S(   N(   t   zipR   R    R	   (   R   t   otherR   t   yR   (    (    s(   /usr/lib64/python2.7/Demo/classes/Vec.pyt   __add__.   s    2c         C   s?   g  t  |  j | j  D] \ } } | | ^ q } t j |  S(   N(   R   R   R    R	   (   R   R   R   R   R   (    (    s(   /usr/lib64/python2.7/Demo/classes/Vec.pyt   __sub__3   s    2c         C   s-   g  |  j  D] } | | ^ q
 } t j |  S(   N(   R   R    R	   (   R   t   scalarR   R   (    (    s(   /usr/lib64/python2.7/Demo/classes/Vec.pyt   __mul__8   s     (   t   __name__t
   __module__t   __doc__R   t   classmethodR	   R   R   R   R   R   R   t   __rmul__(    (    (    s(   /usr/lib64/python2.7/Demo/classes/Vec.pyR       s   							c          C   s   d d  l  }  |  j   d  S(   Ni(   t   doctestt   testmod(   R!   (    (    s(   /usr/lib64/python2.7/Demo/classes/Vec.pyt   test@   s    N(    (   R    R#   (    (    (    s(   /usr/lib64/python2.7/Demo/classes/Vec.pyt   <module>   s   ?	