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Reduce withas and with semantic footprint

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This appears in python 2.5+ only. 2.5 is via "from future"
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rocky
2017-02-10 02:07:04 -05:00
parent 31ed869a6f
commit f9d47abb2b
3 changed files with 6 additions and 4 deletions
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3
uncompyle6/parsers/parse25.py
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@@ -1,4 +1,4 @@
# Copyright (c) 2016 Rocky Bernstein
# Copyright (c) 2016-2017 Rocky Bernstein
"""
spark grammar differences over Python2.6 for Python 2.5.
"""
@@ -20,6 +20,7 @@ class Python25Parser(Python26Parser):
return_if_stmt ::= ret_expr RETURN_END_IF JUMP_BACK
# Python 2.6 uses ROT_TWO instead of the STORE_xxx
# withas is allowed as a "from future" in 2.5
setupwithas ::= DUP_TOP LOAD_ATTR store LOAD_ATTR CALL_FUNCTION_0
setup_finally

2
uncompyle6/semantics/consts.py
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@@ -251,8 +251,6 @@ TABLE_DIRECT = {
'except_cond1': ( '%|except %c:\n', 1 ),
'except_suite': ( '%+%c%-%C', 0, (1, maxint, '') ),
'except_suite_finalize': ( '%+%c%-%C', 1, (3, maxint, '') ),
'withstmt': ( '%|with %c:\n%+%c%-', 0, 3),
'withasstmt': ( '%|with %c as %c:\n%+%c%-', 0, 2, 3),
'passstmt': ( '%|pass\n', ),
'STORE_FAST': ( '%{pattr}', ),
'kv': ( '%c: %c', 3, 1 ),

5
uncompyle6/semantics/pysource.py
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@@ -1,4 +1,4 @@
# Copyright (c) 2015, 2016 by Rocky Bernstein
# Copyright (c) 2015-2017 by Rocky Bernstein
# Copyright (c) 2005 by Dan Pascu <dan@windowmaker.org>
# Copyright (c) 2000-2002 by hartmut Goebel <h.goebel@crazy-compilers.com>
# Copyright (c) 1999 John Aycock
@@ -241,6 +241,9 @@ class SourceWalker(GenericASTTraversal, object):
TABLE_DIRECT.update({
'importmultiple': ( '%|import %c%c\n', 2, 3 ),
'import_cont' : ( ', %c', 2 ),
# With/as is allowed as "from future" thing in 2.5
'withstmt': ( '%|with %c:\n%+%c%-', 0, 3),
'withasstmt': ( '%|with %c as %c:\n%+%c%-', 0, 2, 3),
})
########################################