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annotate planemo/lib/python3.7/site-packages/libpasteurize/fixes/fix_future_builtins.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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1 """
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2 Adds this import line:
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3
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4 from builtins import XYZ
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5
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6 for each of the functions XYZ that is used in the module.
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7 """
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8
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9 from __future__ import unicode_literals
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10
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11 from lib2to3 import fixer_base
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12 from lib2to3.pygram import python_symbols as syms
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13 from lib2to3.fixer_util import Name, Call, in_special_context
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14
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15 from libfuturize.fixer_util import touch_import_top
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16
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17 # All builtins are:
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18 # from future.builtins.iterators import (filter, map, zip)
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19 # from future.builtins.misc import (ascii, chr, hex, input, isinstance, oct, open, round, super)
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20 # from future.types import (bytes, dict, int, range, str)
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21 # We don't need isinstance any more.
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22
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23 replaced_builtins = '''filter map zip
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24 ascii chr hex input next oct open round super
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25 bytes dict int range str'''.split()
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26
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27 expression = '|'.join(["name='{0}'".format(name) for name in replaced_builtins])
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30 class FixFutureBuiltins(fixer_base.BaseFix):
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31 BM_compatible = True
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32 run_order = 9
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33
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34 # Currently we only match uses as a function. This doesn't match e.g.:
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35 # if isinstance(s, str):
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36 # ...
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37 PATTERN = """
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38 power<
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39 ({0}) trailer< '(' args=[any] ')' >
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40 rest=any* >
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41 """.format(expression)
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42
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43 def transform(self, node, results):
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44 name = results["name"]
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45 touch_import_top(u'builtins', name.value, node)
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46 # name.replace(Name(u"input", prefix=name.prefix))