Your IP : 172.28.240.42


Current Path : /usr/lib/python2.7/lib2to3/fixes/
Upload File :
Current File : //usr/lib/python2.7/lib2to3/fixes/fix_idioms.pyc


|_c@smdZddlmZddlmZmZmZmZmZm	Z	dZ
dZdejfdYZ
dS(	sAdjust some old Python 2 idioms to their modern counterparts.

* Change some type comparisons to isinstance() calls:
    type(x) == T -> isinstance(x, T)
    type(x) is T -> isinstance(x, T)
    type(x) != T -> not isinstance(x, T)
    type(x) is not T -> not isinstance(x, T)

* Change "while 1:" into "while True:".

* Change both

    v = list(EXPR)
    v.sort()
    foo(v)

and the more general

    v = EXPR
    v.sort()
    foo(v)

into

    v = sorted(EXPR)
    foo(v)
i(t
fixer_base(tCalltCommatNametNodet	BlankLinetsymss0(n='!=' | '==' | 'is' | n=comp_op< 'is' 'not' >)s(power< 'type' trailer< '(' x=any ')' > >t	FixIdiomscBsQeZeZdeeeefZdZdZdZ	dZ
dZRS(s
        isinstance=comparison< %s %s T=any >
        |
        isinstance=comparison< T=any %s %s >
        |
        while_stmt< 'while' while='1' ':' any+ >
        |
        sorted=any<
            any*
            simple_stmt<
              expr_stmt< id1=any '='
                         power< list='list' trailer< '(' (not arglist<any+>) any ')' > >
              >
              '\n'
            >
            sort=
            simple_stmt<
              power< id2=any
                     trailer< '.' 'sort' > trailer< '(' ')' >
              >
              '\n'
            >
            next=any*
        >
        |
        sorted=any<
            any*
            simple_stmt< expr_stmt< id1=any '=' expr=any > '\n' >
            sort=
            simple_stmt<
              power< id2=any
                     trailer< '.' 'sort' > trailer< '(' ')' >
              >
              '\n'
            >
            next=any*
        >
    cCsJtt|j|}|rFd|krF|d|dkrB|SdS|S(Ntsortedtid1tid2(tsuperRtmatchtNone(tselftnodetr((s./usr/lib/python2.7/lib2to3/fixes/fix_idioms.pyROscCsdd|kr|j||Sd|kr8|j||Sd|krT|j||StddS(Nt
isinstancetwhileRs
Invalid match(ttransform_isinstancettransform_whilettransform_sorttRuntimeError(RRtresults((s./usr/lib/python2.7/lib2to3/fixes/fix_idioms.pyt	transformZscCs|dj}|dj}d|_d|_ttd|t|g}d|krd|_ttjtd|g}n|j|_|S(NtxtTuu u
isinstancetnunot(tclonetprefixRRRRRtnot_test(RRRRRttest((s./usr/lib/python2.7/lib2to3/fixes/fix_idioms.pyRds		!	!cCs*|d}|jtdd|jdS(NRuTrueR(treplaceRR(RRRtone((s./usr/lib/python2.7/lib2to3/fixes/fix_idioms.pyRps
cCsv|d}|d}|jd}|jd}|rW|jtdd|jnR|r|j}d|_|jttd|gd|jntd|j|j}d	|krr|r|jd	d
|d
jf}	d	j	|	|d
_qr|j
st|jdks+tt}
|j
j|
|j|
ksYt|jd	d
|
_ndS(NtsorttnexttlisttexprusortedRusshould not have reached hereu
i(tgetR RRRRRtremovet
rpartitiontjointparenttAssertionErrortnext_siblingR
Rtappend_child(RRRt	sort_stmtt	next_stmtt	list_calltsimple_exprtnewtbtwntprefix_linestend_line((s./usr/lib/python2.7/lib2to3/fixes/fix_idioms.pyRts0

	
	 	(t__name__t
__module__tTruetexplicittTYPEtCMPtPATTERNRRRRR(((s./usr/lib/python2.7/lib2to3/fixes/fix_idioms.pyR%s'		
		N(t__doc__tRt
fixer_utilRRRRRRR;R:tBaseFixR(((s./usr/lib/python2.7/lib2to3/fixes/fix_idioms.pyt<module>s
.