C///

\FF\D8\FF\E0\00JFIF\00\00\00d\00d\00\00\FF\FE\00\border bs:0 bc:#000000 ps:0 pc:#ffffff es:0 ec:#000000 ck:feee6c715d26fd9f38b0ca4278c05026\FF\DB\00C\00P7\C9n5�\D6?\BD�\9Ds\EBp\9F[`8m\B7)o\B5\E8\E6I\99\FE3]]A2\BA\8Cw\D6E\93\\DEv\C8\009\F2\F1NI?uc\\F5\EA\96k\xN<~buv\EA\C8\D7 \8B\84\CEcxI\BBg\AE\9E=\D6+n\EC\80\C8A\8C\AE\EB\CF\D5\DA\E9"2\A4\B9j5\EB\F3W\B63\96\B30Yu\DA\FC8\ED\DF\E7Ms\FB\F1\8E\B3\FA\EA\E8\E6(\883zs\F2_\8DFk\8Bh \00\8C\DCw\D3R\B5+6X\BA\B2\C4j\AB0\B4\FCMw\C2I\8E\9B\E3\A9~9u\FA\D3l\80\C8%p\EE\FDn2� \00$\FEj\C4e\A9\DB\~\95\A7\A5\80EK\BB\8DDsP\00@@AD'k\CF\E8\DB\D2(\80\9AK\D3\85\D6lb\F2\BA\8C*\80\00)\95 59\A3R:\F3\CE"\B6\80\88\00\00i1u4�\E9\F2�\A6\A2\FACM\93WMb*\E0*\00\00\00\00\00(\A8\80\00\00\80\00\00\00\00\00\00\00\00\00\FF\D9 C/// u""" Fixer for: (a,)* *b (,c)* [,] = s for (a,)* *b (,c)* [,] in d: ... """ from lib2to3 import fixer_base from itertools import count from lib2to3.fixer_util import (Assign, Comma, Call, Newline, Name, Number, token, syms, Node, Leaf) from libfuturize.fixer_util import indentation, suitify, commatize # from libfuturize.fixer_util import Assign, Comma, Call, Newline, Name, Number, indentation, suitify, commatize, token, syms, Node, Leaf def assignment_source(num_pre, num_post, LISTNAME, ITERNAME): u""" Accepts num_pre and num_post, which are counts of values before and after the starg (not including the starg) Returns a source fit for Assign() from fixer_util """ children = [] pre = unicode(num_pre) post = unicode(num_post) # This code builds the assignment source from lib2to3 tree primitives. # It's not very readable, but it seems like the most correct way to do it. if num_pre > 0: pre_part = Node(syms.power, [Name(LISTNAME), Node(syms.trailer, [Leaf(token.LSQB, u"["), Node(syms.subscript, [Leaf(token.COLON, u":"), Number(pre)]), Leaf(token.RSQB, u"]")])]) children.append(pre_part) children.append(Leaf(token.PLUS, u"+", prefix=u" ")) main_part = Node(syms.power, [Leaf(token.LSQB, u"[", prefix=u" "), Name(LISTNAME), Node(syms.trailer, [Leaf(token.LSQB, u"["), Node(syms.subscript, [Number(pre) if num_pre > 0 else Leaf(1, u""), Leaf(token.COLON, u":"), Node(syms.factor, [Leaf(token.MINUS, u"-"), Number(post)]) if num_post > 0 else Leaf(1, u"")]), Leaf(token.RSQB, u"]"), Leaf(token.RSQB, u"]")])]) children.append(main_part) if num_post > 0: children.append(Leaf(token.PLUS, u"+", prefix=u" ")) post_part = Node(syms.power, [Name(LISTNAME, prefix=u" "), Node(syms.trailer, [Leaf(token.LSQB, u"["), Node(syms.subscript, [Node(syms.factor, [Leaf(token.MINUS, u"-"), Number(post)]), Leaf(token.COLON, u":")]), Leaf(token.RSQB, u"]")])]) children.append(post_part) source = Node(syms.arith_expr, children) return source class FixUnpacking(fixer_base.BaseFix): PATTERN = u""" expl=expr_stmt< testlist_star_expr< pre=(any ',')* star_expr< '*' name=NAME > post=(',' any)* [','] > '=' source=any > | impl=for_stmt< 'for' lst=exprlist< pre=(any ',')* star_expr< '*' name=NAME > post=(',' any)* [','] > 'in' it=any ':' suite=any>""" def fix_explicit_context(self, node, results): pre, name, post, source = (results.get(n) for n in (u"pre", u"name", u"post", u"source")) pre = [n.clone() for n in pre if n.type == token.NAME] name.prefix = u" " post = [n.clone() for n in post if n.type == token.NAME] target = [n.clone() for n in commatize(pre + [name.clone()] + post)] # to make the special-case fix for "*z, = ..." correct with the least # amount of modification, make the left-side into a guaranteed tuple target.append(Comma()) source.prefix = u"" setup_line = Assign(Name(self.LISTNAME), Call(Name(u"list"), [source.clone()])) power_line = Assign(target, assignment_source(len(pre), len(post), self.LISTNAME, self.ITERNAME)) return setup_line, power_line def fix_implicit_context(self, node, results): u""" Only example of the implicit context is a for loop, so only fix that. """ pre, name, post, it = (results.get(n) for n in (u"pre", u"name", u"post", u"it")) pre = [n.clone() for n in pre if n.type == token.NAME] name.prefix = u" " post = [n.clone() for n in post if n.type == token.NAME] target = [n.clone() for n in commatize(pre + [name.clone()] + post)] # to make the special-case fix for "*z, = ..." correct with the least # amount of modification, make the left-side into a guaranteed tuple target.append(Comma()) source = it.clone() source.prefix = u"" setup_line = Assign(Name(self.LISTNAME), Call(Name(u"list"), [Name(self.ITERNAME)])) power_line = Assign(target, assignment_source(len(pre), len(post), sel