Mercurial > repos > shellac > guppy_basecaller
comparison env/lib/python3.7/site-packages/libpasteurize/fixes/fix_next.py @ 0:26e78fe6e8c4 draft
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
| author | shellac |
|---|---|
| date | Sat, 02 May 2020 07:14:21 -0400 |
| parents | |
| children |
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| -1:000000000000 | 0:26e78fe6e8c4 |
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| 1 u""" | |
| 2 Fixer for: | |
| 3 it.__next__() -> it.next(). | |
| 4 next(it) -> it.next(). | |
| 5 """ | |
| 6 | |
| 7 from lib2to3.pgen2 import token | |
| 8 from lib2to3.pygram import python_symbols as syms | |
| 9 from lib2to3 import fixer_base | |
| 10 from lib2to3.fixer_util import Name, Call, find_binding, Attr | |
| 11 | |
| 12 bind_warning = u"Calls to builtin next() possibly shadowed by global binding" | |
| 13 | |
| 14 | |
| 15 class FixNext(fixer_base.BaseFix): | |
| 16 | |
| 17 PATTERN = u""" | |
| 18 power< base=any+ trailer< '.' attr='__next__' > any* > | |
| 19 | | |
| 20 power< head='next' trailer< '(' arg=any ')' > any* > | |
| 21 | | |
| 22 classdef< 'class' base=any+ ':' | |
| 23 suite< any* | |
| 24 funcdef< 'def' | |
| 25 attr='__next__' | |
| 26 parameters< '(' NAME ')' > any+ > | |
| 27 any* > > | |
| 28 """ | |
| 29 | |
| 30 def transform(self, node, results): | |
| 31 assert results | |
| 32 | |
| 33 base = results.get(u"base") | |
| 34 attr = results.get(u"attr") | |
| 35 head = results.get(u"head") | |
| 36 arg_ = results.get(u"arg") | |
| 37 if arg_: | |
| 38 arg = arg_.clone() | |
| 39 head.replace(Attr(Name(unicode(arg),prefix=head.prefix), | |
| 40 Name(u"next"))) | |
| 41 arg_.remove() | |
| 42 elif base: | |
| 43 attr.replace(Name(u"next", prefix=attr.prefix)) |