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| j | | � S| d k r,t j | | | � St d | � � d S)Nr? r- rc r$ z-infr% r@ r� r� r> z%s: invalid rounding moder r r� z.'decimal.Context' object has no attribute '%s')r� �_rounding_modesrp r\ r� r� rK )r. r� rr r' r' r) r� ` s( zContext.__setattr__c C s t d | � � d S)Nz%s cannot be deleted)rK )r. r� r' r' r) � __delattr__y s zContext.__delattr__c C so d d � | j j � D� } d d � | j j � D� } | j | j | j | j | j | j | j | | f f S)Nc S s" g | ] \ } } | r | � q Sr' r' )rT �sigr� r' r' r) rV ~ s z&Context.__reduce__.<locals>.<listcomp>c S s" g | ] \ } } | r | � q Sr' r' )rT r� r� r' r' r) rV s )
r �itemsr rk r? r> r$ r@ r� r� )r. r r r' r' r) rl } s
zContext.__reduce__c C s� g } | j d t | � � d d � | j j � D� } | j d d j | � d � d d � | j j � D� } | j d d j | � d � d j | � d S)
NzrContext(prec=%(prec)d, rounding=%(rounding)s, Emin=%(Emin)d, Emax=%(Emax)d, capitals=%(capitals)d, clamp=%(clamp)dc S s% g | ] \ } } | r | j � q Sr' )r1 )rT r r� r' r' r) rV � s z$Context.__repr__.<locals>.<listcomp>zflags=[z, �]c S s% g | ] \ } } | r | j � q Sr' )r1 )rT r� r� r' r' r) rV � s ztraps=[�))rk �varsr r� rl r )r. r� �namesr' r' r) r� � s zContext.__repr__c C s% x | j D] } d | j | <q
Wd S)Nr% )r )r. �flagr' r' r) rH � s zContext.clear_flagsc C s% x | j D] } d | j | <q
Wd S)Nr% )r )r. r� r' r' r) � clear_traps� s zContext.clear_trapsc
C sC t | j | j | j | j | j | j | j | j | j � } | S)N)
r r? r> r$ r@ r� r� r r r� )r. �ncr' r' r) r* � s zContext._shallow_copyc
C sO t | j | j | j | j | j | j | j j � | j j � | j
� } | S)N) r r? r> r$ r@ r� r� r rG r r� )r. r� r' r' r) rG � s
z Context.copyc G sq t j | | � } | | j k r4 | � j | | � Sd | j | <| j | sa | � j | | � S| | � � d S)Nr- )�_condition_map�getr� r0 r r )r. Z conditionZ explanationr( �errorr' r' r) rb � s
zContext._raise_errorc C s
| j t � S)N)�
_ignore_flagsr )r. r' r' r) r^ � s zContext._ignore_all_flagsc G s | j t | � | _ t | � S)N)r� rh )r. r r' r' r) r� � s zContext._ignore_flagsc G sN | r) t | d t t f � r) | d } x | D] } | j j | � q0 Wd S)Nr% )r^ ri rh r� �remove)r. r r� r' r' r) �
_regard_flags� s
zContext._regard_flagsc C s t | j | j d � S)Nr- )rS r$ r? )r. r' r' r) r� � s z
Context.Etinyc C s t | j | j d � S)Nr- )rS r@ r? )r. r' r' r) r� � s z Context.Etopc C s | j } | | _ | S)N)r> )r. rm r> r' r' r) r+ � s zContext._set_roundingrQ c C s� t | t � r1 | | j � k r1 | j t d � St | d | �} | j � r~ t | j � | j | j
k r~ | j t d � S| j | � S)Nz/no trailing or leading whitespace is permitted.r/ z diagnostic info too long in NaN) r^ r_ ra rb r r r� rd r7 r? r� r� )r. rD r� r' r' r) �create_decimal� s ! + zContext.create_decimalc C s t j | � } | j | � S)N)r ro r� )r. r r� r' r' r) �create_decimal_from_float s z!Context.create_decimal_from_floatc C s" t | d d �} | j d | � S)Nr� Tr/ )r� r� )r. r r' r' r) rf s z Context.absc C sN t | d d �} | j | d | �} | t k rF t d | � � n | Sd S)Nr� Tr/ z Unable to convert %s to Decimal)r� r� r� rp )r. r rU r� r' r' r) �add) s
z Context.addc C s t | j | � � S)N)r_ r� )r. r r' r' r) �_apply> s zContext._applyc C s% t | t � s t d � � | j � S)Nz,canonical requires a Decimal as an argument.)r^ r rp r4 )r. r r' r' r) r4 A s zContext.canonicalc C s% t | d d �} | j | d | �S)Nr� Tr/ )r� r� )r. r rU r' r' r) r� N s !zContext.comparec C s% t | d d �} | j | d | �S)Nr� Tr/ )r� r5 )r. r rU r' r' r) r5 r s zContext.compare_signalc C s t | d d �} | j | � S)Nr� T)r� r0 )r. r rU r' r' r) r0 � s zContext.compare_totalc C s t | d d �} | j | � S)Nr� T)r� r9 )r. r rU r' r' r) r9 � s zContext.compare_total_magc C s t | d d �} | j � S)Nr� T)r� r� )r. r r' r' r) r� � s
zContext.copy_absc C s t | d d �} t | � S)Nr� T)r� r )r. r r' r' r) � copy_decimal� s
zContext.copy_decimalc C s t | d d �} | j � S)Nr� T)r� r� )r. r r' r' r) r� � s
zContext.copy_negatec C s t | d d �} | j | � S)Nr� T)r� r: )r. r rU r' r' r) r: � s zContext.copy_signc C sN t | d d �} | j | d | �} | t k rF t d | � � n | Sd S)Nr� Tr/ z Unable to convert %s to Decimal)r� r� r� rp )r. r rU r� r' r' r) �divide� s
zContext.dividec C sN t | d d �} | j | d | �} | t k rF t d | � � n | Sd S)Nr� Tr/ z Unable to convert %s to Decimal)r� r� r� rp )r. r rU r� r' r' r) �
divide_int s
zContext.divide_intc C sN t | d d �} | j | d | �} | t k rF t d | � � n | Sd S)Nr� Tr/ z Unable to convert %s to Decimal)r� r� r� rp )r. r rU r� r' r' r) r� 5 s
zContext.divmodc C s" t | d d �} | j d | � S)Nr� Tr/ )r� rU )r. r r' r' r) rU J s z Context.expc C s( t | d d �} | j | | d | �S)Nr� Tr/ )r� r� )r. r rU r- r' r' r) r� b s z Context.fmac C s% t | t � s t d � � | j � S)Nz/is_canonical requires a Decimal as an argument.)r^ r rp r= )r. r r' r' r) r= y s zContext.is_canonicalc C s t | d d �} | j � S)Nr� T)r� r> )r. r r' r' r) r> � s zContext.is_finitec C s t | d d �} | j � S)Nr� T)r� r% )r. r r' r' r) r% � s zContext.is_infinitec C s t | d d �} | j � S)Nr� T)r� r� )r. r r' r' r) r� � s
zContext.is_nanc C s" t | d d �} | j d | � S)Nr� Tr/ )r� r? )r. r r' r' r) r? � s zContext.is_normalc C s t | d d �} | j � S)Nr� T)r� r� )r. r r' r' r) r� � s zContext.is_qnanc C s t | d d �} | j � S)Nr� T)r� r@ )r. r r' r' r) r@ � s zContext.is_signedc C s t | d d �} | j � S)Nr� T)r� r� )r. r r' r' r) r� � s
zContext.is_snanc C s" t | d d �} | j d | � S)Nr� Tr/ )r� rA )r. r r' r' r) rA s zContext.is_subnormalc C s t | d d �} | j � S)Nr� T)r� rB )r. r r' r' r) rB s zContext.is_zeroc C s" t | d d �} | j d | � S)Nr� Tr/ )r� rJ )r. r r' r' r) rJ ) s z
Context.lnc C s" t | d d �} | j d | � S)Nr� Tr/ )r� rM )r. r r' r' r) rM ? s z
Context.log10c C s" t | d d �} | j d | � S)Nr� Tr/ )r� rN )r. r r' r' r) rN [ s z Context.logbc C s% t | d d �} | j | d | �S)Nr� Tr/ )r� rX )r. r rU r' r' r) rX u s zContext.logical_andc C s" t | d d �} | j d | � S)Nr� Tr/ )r� rZ )r. r r' r' r) rZ � s zContext.logical_invertc C s% t | d d �} | j | d | �S)Nr� Tr/ )r� r[ )r. r rU r' r' r) r[ � s zContext.logical_orc C s% t | d d �} | j | d | �S)Nr� Tr/ )r� rY )r. r rU r' r' r) rY � s zContext.logical_xorc C s% t | d d �} | j | d | �S)Nr� Tr/ )r� r� )r. r rU r' r' r) r� � s z Context.maxc C s% t | d d �} | j | d | �S)Nr� Tr/ )r� r\ )r. r rU r' r' r) r\ � s zContext.max_magc C s% t | d d �} | j | d | �S)Nr� Tr/ )r� r� )r. r rU r' r' r) r� s z Context.minc C s% t | d d �} | j | d | �S)Nr� Tr/ )r� r] )r. r rU r' r' r) r] s zContext.min_magc C s" t | d d �} | j d | � S)Nr� Tr/ )r� r� )r. r r' r' r) �minus1 s z
Context.minusc C sN t | d d �} | j | d | �} | t k rF t d | � � n | Sd S)Nr� Tr/ z Unable to convert %s to Decimal)r� r� r� rp )r. r rU r� r' r' r) �multiplyB s
zContext.multiplyc C s" t | d d �} | j d | � S)Nr� Tr/ )r� r` )r. r r' r' r) r` b s zContext.next_minusc C s" t | d d �} | j d | � S)Nr� Tr/ )r� ra )r. r r' r' r) ra v s zContext.next_plusc C s% t | d d �} | j | d | �S)Nr� Tr/ )r� rb )r. r rU r' r' r) rb � s zContext.next_towardc C s" t | d d �} | j d | � S)Nr� Tr/ )r� r# )r. r r' r' r) r# � s zContext.normalizec C s" t | d d �} | j d | � S)Nr� Tr/ )r� rd )r. r r' r' r) rd � s /zContext.number_classc C s" t | d d �} | j d | � S)Nr� Tr/ )r� r� )r. r r' r' r) �plus� s z Context.plusc C sQ t | d d �} | j | | d | �} | t k rI t d | � � n | Sd S)Nr� Tr/ z Unable to convert %s to Decimal)r� r r� rp )r. r rU r� r� r' r' r) �power s
I z
Context.powerc C s% t | d d �} | j | d | �S)Nr� Tr/ )r� r� )r. r rU r' r' r) r� X s 7zContext.quantizec C s
t d � S)Nr� )r )r. r' r' r) re � s z
Context.radixc C sN t | d d �} | j | d | �} | t k rF t d | � � n | Sd S)Nr� Tr/ z Unable to convert %s to Decimal)r� r� r� rp )r. r rU r� r' r' r) r� � s
zContext.remainderc C s% t | d d �} | j | d | �S)Nr� Tr/ )r� r� )r. r rU r' r' r) r� � s zContext.remainder_nearc C s% t | d d �} | j | d | �S)Nr� Tr/ )r� ri )r. r rU r' r' r) ri � s zContext.rotatec C s t | d d �} | j | � S)Nr� T)r� r& )r. r rU r' r' r) r& � s zContext.same_quantumc C s% t | d d �} | j | d | �S)Nr� Tr/ )r� rj )r. r rU r' r' r) rj s zContext.scalebc C s% t | d d �} | j | d | �S)Nr� Tr/ )r� r� )r. r rU r' r' r) r� * s z
Context.shiftc C s" t | d d �} | j d | � S)Nr� Tr/ )r� r/ )r. r r' r' r) r/ H s z Context.sqrtc C sN t | d d �} | j | d | �} | t k rF t d | � � n | Sd S)Nr� Tr/ z Unable to convert %s to Decimal)r� r� r� rp )r. r rU r� r' r' r) �subtracth s
zContext.subtractc C s" t | d d �} | j d | � S)Nr� Tr/ )r� r� )r. r r' r' r) r� s zContext.to_eng_stringc C s" t | d d �} | j d | � S)Nr� Tr/ )r� r� )r. r r' r' r) �
to_sci_string� s zContext.to_sci_stringc C s" t | d d �} | j d | � S)Nr� Tr/ )r� r) )r. r r' r' r) r) � s zContext.to_integral_exactc C s" t | d d �} | j d | � S)Nr� Tr/ )r� r� )r. r r' r' r) r� � s zContext.to_integral_value)Wr1 r2 r3 r� r� r� r� r� rl r� rH r� r* rG rn rb r^ r� r� r� r� r� r+ r� r� rf r� r� r4 r� r5 r0 r9 r� r� r� r: r� r� r� rU r� r= r> r% r� r? r� r@ r� rA rB rJ rM rN rX rZ r[ rY r� r\ r� r] r� r� r` ra rb r# rd r� r� r� re r� r� ri r& rj r� r/ r� r� r� r) r� r� r' r' r' r) r s� "
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z_WorkRep.__init__c C s d | j | j | j f S)Nz (%r, %r, %r))r< rS rU )r. r' r' r) r� � s z_WorkRep.__repr__)r< rS rU )r1 r2 r3 r~ r� r� r� r' r' r' r) rg � s rg c C s� | j | j k r! | } | } n | } | } t t | j � � } t t | j � � } | j t d | | d � } | | j d | k r� d | _ | | _ | j d | j | j 9_ | j | _ | | f S)Nr- r+ r� r� )rU rd r_ rS r� )r� r� r? �tmpr� Ztmp_lenZ other_lenrU r' r' r) r� � s r� c C s{ | d k r d S| d k r( | d | St t | � � } t | � t | j d � � } | | k rj d S| d | Sd S)Nr% r� rQ )r_ rf rd �rstrip)r4 r� Zstr_nZval_nr' r' r) r
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c C s[ | d k s | d k r$ t d � � d } x* | | k rV | | | | d ?} } q- W| S)Nr% z3Both arguments to _sqrt_nearest should be positive.r- )rj )r4 r rU r' r' r) �
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r r� r �2�F �3�5 �4�( �5� �6rC �7� �8r� r= rw c C s> | d k r t d � � t | � } d t | � | | d S)Nr% z0The argument to _log10_lb should be nonnegative.r )rj r_ rd )r- Z
correctionZstr_cr' r' r) r g s r c C sh t | t � r | St | t � r, t | � S| rN t | t � rN t j | � S| rd t d | � � t S)Nz Unable to convert %s to Decimal)r^ r rS rn ro rp r� )r� r� Z allow_floatr' r' r) r� r s
r� c C s t | t � r | | f St | t j � ru | j sb t | j t t | j � | j
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' r� r? r r> r r r@ i?B r$ r� r� r[ a� # A numeric string consists of:
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t j | � } | d k r+ t d | � � | j � } | d } | d } | d d k | d <| d r� | d k r� t d | � � | d k r� t d | � � | p� d | d <| p� d | d <| d d k r� d
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d k rS| d d k sI| d d k rSd | d
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