| 1 | n/a | # Copyright 2006 Georg Brandl. |
|---|
| 2 | n/a | # Licensed to PSF under a Contributor Agreement. |
|---|
| 3 | n/a | |
|---|
| 4 | n/a | """Fixer for intern(). |
|---|
| 5 | n/a | |
|---|
| 6 | n/a | intern(s) -> sys.intern(s)""" |
|---|
| 7 | n/a | |
|---|
| 8 | n/a | # Local imports |
|---|
| 9 | n/a | from .. import fixer_base |
|---|
| 10 | n/a | from ..fixer_util import ImportAndCall, touch_import |
|---|
| 11 | n/a | |
|---|
| 12 | n/a | |
|---|
| 13 | n/a | class FixIntern(fixer_base.BaseFix): |
|---|
| 14 | n/a | BM_compatible = True |
|---|
| 15 | n/a | order = "pre" |
|---|
| 16 | n/a | |
|---|
| 17 | n/a | PATTERN = """ |
|---|
| 18 | n/a | power< 'intern' |
|---|
| 19 | n/a | trailer< lpar='(' |
|---|
| 20 | n/a | ( not(arglist | argument<any '=' any>) obj=any |
|---|
| 21 | n/a | | obj=arglist<(not argument<any '=' any>) any ','> ) |
|---|
| 22 | n/a | rpar=')' > |
|---|
| 23 | n/a | after=any* |
|---|
| 24 | n/a | > |
|---|
| 25 | n/a | """ |
|---|
| 26 | n/a | |
|---|
| 27 | n/a | def transform(self, node, results): |
|---|
| 28 | n/a | if results: |
|---|
| 29 | n/a | # I feel like we should be able to express this logic in the |
|---|
| 30 | n/a | # PATTERN above but I don't know how to do it so... |
|---|
| 31 | n/a | obj = results['obj'] |
|---|
| 32 | n/a | if obj: |
|---|
| 33 | n/a | if obj.type == self.syms.star_expr: |
|---|
| 34 | n/a | return # Make no change. |
|---|
| 35 | n/a | if (obj.type == self.syms.argument and |
|---|
| 36 | n/a | obj.children[0].value == '**'): |
|---|
| 37 | n/a | return # Make no change. |
|---|
| 38 | n/a | names = ('sys', 'intern') |
|---|
| 39 | n/a | new = ImportAndCall(node, results, names) |
|---|
| 40 | n/a | touch_import(None, 'sys', node) |
|---|
| 41 | n/a | return new |
|---|
