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annotate planemo/lib/python3.7/site-packages/libpasteurize/fixes/fix_division.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"""
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2 Fixer for division: from __future__ import division if needed
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3 """
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4
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5 from lib2to3 import fixer_base
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6 from libfuturize.fixer_util import token, future_import
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7
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8 def match_division(node):
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9 u"""
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10 __future__.division redefines the meaning of a single slash for division,
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11 so we match that and only that.
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12 """
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13 slash = token.SLASH
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14 return node.type == slash and not node.next_sibling.type == slash and \
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15 not node.prev_sibling.type == slash
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16
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17 class FixDivision(fixer_base.BaseFix):
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18 run_order = 4 # this seems to be ignored?
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19
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20 def match(self, node):
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21 u"""
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22 Since the tree needs to be fixed once and only once if and only if it
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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23 matches, then we can start discarding matches after we make the first.
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24 """
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25 return match_division(node)
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27 def transform(self, node, results):
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28 future_import(u"division", node)