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annotate planemo/lib/python3.7/site-packages/libpasteurize/fixes/fix_throw.py @ 1:56ad4e20f292 draft

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"planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
author guerler
date Fri, 31 Jul 2020 00:32:28 -0400
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Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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1 u"""Fixer for 'g.throw(E(V).with_traceback(T))' -> 'g.throw(E, V, T)'"""
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3 from lib2to3 import fixer_base
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4 from lib2to3.pytree import Node, Leaf
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5 from lib2to3.pgen2 import token
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6 from lib2to3.fixer_util import Comma
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8 class FixThrow(fixer_base.BaseFix):
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10 PATTERN = u"""
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11 power< any trailer< '.' 'throw' >
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12 trailer< '(' args=power< exc=any trailer< '(' val=any* ')' >
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13 trailer< '.' 'with_traceback' > trailer< '(' trc=any ')' > > ')' > >
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14 """
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15
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16 def transform(self, node, results):
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17 syms = self.syms
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18 exc, val, trc = (results[u"exc"], results[u"val"], results[u"trc"])
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19 val = val[0] if val else Leaf(token.NAME, u"None")
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20 val.prefix = trc.prefix = u" "
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21 kids = [exc.clone(), Comma(), val.clone(), Comma(), trc.clone()]
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22 args = results[u"args"]
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23 args.children = kids