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Python 2.6 with as stmt

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rocky
2016-07-02 22:24:28 -04:00
parent 4dff02b19c
commit 12d22c055f
5 changed files with 33 additions and 10 deletions
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BIN
test/bytecode_2.6/04_withas.pyc Normal file
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12
test/simple_source/stmts/04_withas.py Normal file
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@@ -0,0 +1,12 @@
# 2.6.9 calendar.py
# Bug in 2.6.9 was handling with as. Added rules
#
# withasstmt ::= expr setupwithas designator suite_stmts_opt
# POP_BLOCK LOAD_CONST COME_FROM WITH_CLEANUP END_FINALLY
# setupwithas ::= DUP_TOP LOAD_ATTR ROT_TWO LOAD_ATTR CALL_FUNCTION_0 STORE_FAST
# SETUP_FINALLY LOAD_FAST DELETE_FAST
def formatweekday(self):
with self as encoding:
return encoding

9
uncompyle6/parsers/parse2.py
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@@ -192,15 +192,6 @@ class Python2Parser(PythonParser):
jmp_abs ::= JUMP_ABSOLUTE
jmp_abs ::= JUMP_BACK
withstmt ::= expr SETUP_WITH POP_TOP suite_stmts_opt
POP_BLOCK LOAD_CONST COME_FROM
WITH_CLEANUP END_FINALLY
withasstmt ::= expr SETUP_WITH designator suite_stmts_opt
POP_BLOCK LOAD_CONST COME_FROM
WITH_CLEANUP END_FINALLY
'''
def p_dictcomp2(self, args):

7
uncompyle6/parsers/parse26.py
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@@ -117,10 +117,17 @@ class Python26Parser(Python2Parser):
withstmt ::= expr setupwith SETUP_FINALLY suite_stmts_opt
POP_BLOCK LOAD_CONST COME_FROM WITH_CLEANUP END_FINALLY
# Semantic actions want designator to be at index 2
withasstmt ::= expr setupwithas designator suite_stmts_opt
POP_BLOCK LOAD_CONST COME_FROM WITH_CLEANUP END_FINALLY
# This is truly weird. 2.7 does this (not including POP_TOP) with
# opcode SETUP_WITH
setupwith ::= DUP_TOP LOAD_ATTR ROT_TWO LOAD_ATTR CALL_FUNCTION_0 POP_TOP
setupwithas ::= DUP_TOP LOAD_ATTR ROT_TWO LOAD_ATTR CALL_FUNCTION_0 STORE_FAST
SETUP_FINALLY LOAD_FAST DELETE_FAST
whilestmt ::= SETUP_LOOP testexpr l_stmts_opt jb_pop POP_BLOCK _come_from
whilestmt ::= SETUP_LOOP testexpr l_stmts_opt jb_cf_pop POP_BLOCK COME_FROM

15
uncompyle6/parsers/parse27.py
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@@ -28,13 +28,26 @@ class Python27Parser(Python2Parser):
"""
def p_misc27(self, args):
"""
_ifstmts_jump ::= c_stmts_opt JUMP_FORWARD COME_FROM
"""
def p_stmt27(self, args):
"""
assert ::= assert_expr jmp_true LOAD_ASSERT RAISE_VARARGS_1
assert2 ::= assert_expr jmp_true LOAD_ASSERT expr RAISE_VARARGS_2
_ifstmts_jump ::= c_stmts_opt JUMP_FORWARD COME_FROM
withstmt ::= expr SETUP_WITH POP_TOP suite_stmts_opt
POP_BLOCK LOAD_CONST COME_FROM
WITH_CLEANUP END_FINALLY
withasstmt ::= expr SETUP_WITH designator suite_stmts_opt
POP_BLOCK LOAD_CONST COME_FROM
WITH_CLEANUP END_FINALLY
"""
class Python27ParserSingle(Python27Parser, PythonParserSingle):
pass