| 1 | n/a | # Copyright 2008 Armin Ronacher. |
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| 2 | n/a | # Licensed to PSF under a Contributor Agreement. |
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| 3 | n/a | |
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| 4 | n/a | """Fixer for reduce(). |
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| 5 | n/a | |
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| 6 | n/a | Makes sure reduce() is imported from the functools module if reduce is |
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| 7 | n/a | used in that module. |
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| 8 | n/a | """ |
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| 9 | n/a | |
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| 10 | n/a | from lib2to3 import fixer_base |
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| 11 | n/a | from lib2to3.fixer_util import touch_import |
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| 12 | n/a | |
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| 13 | n/a | |
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| 14 | n/a | |
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| 15 | n/a | class FixReduce(fixer_base.BaseFix): |
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| 16 | n/a | |
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| 17 | n/a | BM_compatible = True |
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| 18 | n/a | order = "pre" |
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| 19 | n/a | |
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| 20 | n/a | PATTERN = """ |
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| 21 | n/a | power< 'reduce' |
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| 22 | n/a | trailer< '(' |
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| 23 | n/a | arglist< ( |
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| 24 | n/a | (not(argument<any '=' any>) any ',' |
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| 25 | n/a | not(argument<any '=' any>) any) | |
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| 26 | n/a | (not(argument<any '=' any>) any ',' |
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| 27 | n/a | not(argument<any '=' any>) any ',' |
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| 28 | n/a | not(argument<any '=' any>) any) |
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| 29 | n/a | ) > |
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| 30 | n/a | ')' > |
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| 31 | n/a | > |
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| 32 | n/a | """ |
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| 33 | n/a | |
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| 34 | n/a | def transform(self, node, results): |
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| 35 | n/a | touch_import('functools', 'reduce', node) |
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