shell bypass 403
�
?��cc @ s d d l m Z d d l Z d d l Z d d l Z d d l Z d d l m Z e j e j
d � j d � d � Z e j
j Z e j
j Z e j
j Z e j
j Z d e d e e d Z d � Z d
e j f d � � YZ d � Z e d
k r� e � n d S( i����( t divisionN( t run_unittestt doublet IEEEs test requires IEEE 754 doublesi i c C su | | Ad k } t | � t | � } } | s> t d � � n | t | k r] t d � � n | j � | j � } | d k r� | d | | k s� | d k r� | d | | k r� | d 7} n t | t � t } | t | d � >| t | d � >} } t | | � \ } } d | | k sAd | | k rN| d d k rN| d 7} n t j
t | � | � } | rq| S| S( s- Correctly-rounded true division for integers.i s division by zeros) int/int too large to represent as a floati i ( t abst ZeroDivisionErrort DBL_MIN_OVERFLOWt
OverflowErrort
bit_lengtht maxt DBL_MIN_EXPt DBL_MANT_DIGt divmodt matht ldexpt float( t at bt negativet dt expt qt rt result( ( s< /usr/local/python-2.7/lib/python2.7/test/test_long_future.pyt truediv s A
(0
t TrueDivisionTestsc B s, e Z d � Z e d � Z e d � � Z RS( c C sO d! } | } | j | | d � | j | | d � | j | | d � | j | | d � | j d | d � | j d | d � | j d | d � | j d | d � | j d | | d ?| d � | j d | | d ?| d � | j d | | d ?| d � | j d | | d ?| d � | j | | d >d
� | j d | | d � i | d 6| d
6} xI d d d d d d d d g D]) } | j t � � t | | � Wd QXq�WxK d d d d d d g D]1 } t | | � } | j | d d j | � � q�Wx= d d d d g D]) } | j t � � t | | � Wd QXq Wd S(" Nl i@� g �?g �i g i� g Ԅ@g Ԅ�g �?i@B t huget mhuges float(huge)s float(mhuge)s huge / 1s huge / 2Ls huge / -1s
huge / -2Ls mhuge / 100s mhuge / 100Ls 1 / huges 2L / huges -1 / huges
-2L / huges 100 / mhuges 100L / mhuges! expected underflow to 0 from {!r}s huge / 0s huge / 0Ls mhuge / 0s
mhuge / 0Llk
( t assertEqualt assertRaisesR t evalt formatR ( t selfR R t namespacet overflowt underflowR t zero( ( s< /usr/local/python-2.7/lib/python2.7/test/test_long_future.pyt test6 s< c C s� t | � t | � } } | rH t t | � t | � � d t k rH d Sy t t | | � � } Wn- t k
rz d } n t k
r� d } n Xy t | | � } Wn- t k
r� d } n t k
r� d } n X| j | | d j | | | | � � d S( s� Verify that the result of a/b is correctly rounded, by
comparing it with a pure Python implementation of correctly
rounded division. b should be nonzero.i NR" t zerodivisions7 Incorrectly rounded division {}/{}: expected {}, got {}(
t longR R R t reprR R R R R ( R R R t
skip_smallt expectedt got( ( s< /usr/local/python-2.7/lib/python2.7/test/test_long_future.pyt
check_truediv\ s" +
c C s� | j d d � | j d d � | j d d � | j d d � | j d d � | j d+ d t d � | j d d d t t � | j d d, d � | j d d- d d. � d t t t t t f } x� | D]� } x� t | d | d � D]l } | j d d t | d � d d t | d � � | j d d t | d � d d t | d � � q� Wq� Wx} d d d
d d d/ d d d d d d1 g D]Q } xH t d d � D]7 } | j | t | | � | j | t | | � q�Wq�WxD t d � D]6 } | j d t d d d2 d | d t d � q�W| j d d � | j d d! � xL t d" � D]> } | j d | d d | � | j d | d | d � qVWxt d d d# d
d$ d% d d& d d3 d d d d d d5 g D]< } x3 t d d � D]" } | j d t | | | � q�Wq�Wx' t d' d( � D] } | j | d6 � q Wx� d7 d8 d9 g D]� } x� t d" � D]v } t j d | � } t j | d | d � } | j | | � | j | | � | j | | � | j | | � q\WqIWx� t d* � D]� }
t j d" � } t j d d" � } t j d | � }
t j d d | � } | j |
| � | j |
| � | j |
| � | j |
| � q�Wd S(: Ni{ i i8���i i����i� i90 i iNF id í i i iQ i i0& iC i i i����i����i����i��i���i) i2 i����i
i� i� i�
l �E,J_ l �J�b i� i i i i i��i i4 i' ige~ l i @l �(km�1'}XbCK';+s�Q�0�,�52pHR�! l atz$� �h�Y�1Qjg9i�^�lv.52%�jSXv�l P�Dg�J�+� !V��!GN11�?� K^Se l��P�Dg�J�+� !V��!GN11�?� K^Se l l atz$� �h�Y�1Qjg9i�^�lv.52%�jSXv�l P�Dg�J�+� !V��!GN11�?� K^Se l��P�Dg�J�+� !V��!GN11�?� K^Se lH I � T l DG��d�r���Y�|g�O�s&YR5I l� 3qvN�h�iKa��K�P�" �q�� ��!��a�0mvK0<tI D�[��7� fj �wld: ,"�P�S�^
g�2�$�({P _R�U��vD9�{�)P�Anf�YD8�5 PgH�#�q�EgS�d27�}��W>�Y� �y�{A\< �z�kZ � �p�+�*�eX9� �E��i�/�\;��:�8bG�((ema!� �6�o�}Z s'%COd�
�YP]��[BT�vWL? F�Ch_"!�x"'� �j�j�4�x�o�CD<Y#!*�vYyv�#�e�JU>�+i[�9*-Jc+`�S;?lcy ( R, t DBL_MAX_EXPR R
t rangeR R t randomt randrange( R t basest baseR t mt nt it MR R t _t a_bitst b_bitst xt y( ( s< /usr/local/python-2.7/lib/python2.7/test/test_long_future.pyt$ test_correctly_rounded_true_division| sf
3; !! ! $( t __name__t
__module__R% t TrueR, t requires_IEEE_754R< ( ( ( s< /usr/local/python-2.7/lib/python2.7/test/test_long_future.pyR 5 s & c C s t t � d S( N( R R ( ( ( s< /usr/local/python-2.7/lib/python2.7/test/test_long_future.pyt test_main� s t __main__( t
__future__R t sysR/ R
t unittestt test.test_supportR t
skipUnlessR t
__getformat__t
startswithR@ t
float_infoR t DBL_MAXt max_expR- t min_expR
t mant_digR R R t TestCaseR RA R= ( ( ( s< /usr/local/python-2.7/lib/python2.7/test/test_long_future.pyt <module> s$ �