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customize "async for" on 3.6. and 3.7

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rocky
2018-04-19 15:03:09 -04:00
parent 27f67e6fca
commit 0aa41058a6
5 changed files with 81 additions and 2 deletions
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test/bytecode_3.6/03_async_await.pyc
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test/bytecode_3.7/03_async_await.pyc Normal file
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38
uncompyle6/parsers/parse36.py
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@@ -56,7 +56,18 @@ class Python36Parser(Python35Parser):
jf_cf ::= JUMP_FORWARD COME_FROM
conditional ::= expr jmp_false expr jf_cf expr COME_FROM
# FIXME: remove corresponding rule for 3.5
async_for_stmt ::= SETUP_LOOP expr
GET_AITER
LOAD_CONST YIELD_FROM SETUP_EXCEPT GET_ANEXT LOAD_CONST
YIELD_FROM
store
POP_BLOCK JUMP_FORWARD COME_FROM_EXCEPT DUP_TOP
LOAD_GLOBAL COMPARE_OP POP_JUMP_IF_FALSE
POP_TOP POP_TOP POP_TOP POP_EXCEPT POP_BLOCK
JUMP_ABSOLUTE END_FINALLY COME_FROM
for_block POP_BLOCK
COME_FROM_LOOP
async_forelse_stmt ::= SETUP_LOOP expr
GET_AITER
LOAD_CONST YIELD_FROM SETUP_EXCEPT GET_ANEXT LOAD_CONST
@@ -105,9 +116,32 @@ class Python36Parser(Python35Parser):
"""
def customize_grammar_rules(self, tokens, customize):
# self.remove_rules("""
# """)
super(Python36Parser, self).customize_grammar_rules(tokens, customize)
self.remove_rules("""
dict_comp ::= load_closure LOAD_DICTCOMP LOAD_CONST MAKE_CLOSURE_0 expr GET_ITER CALL_FUNCTION_1
async_for_stmt ::= SETUP_LOOP expr
GET_AITER
LOAD_CONST YIELD_FROM SETUP_EXCEPT GET_ANEXT LOAD_CONST
YIELD_FROM
store
POP_BLOCK jump_except COME_FROM_EXCEPT DUP_TOP
LOAD_GLOBAL COMPARE_OP POP_JUMP_IF_FALSE
POP_TOP POP_TOP POP_TOP POP_EXCEPT POP_BLOCK
JUMP_ABSOLUTE END_FINALLY COME_FROM
for_block POP_BLOCK JUMP_ABSOLUTE
COME_FROM_LOOP
async_forelse_stmt ::= SETUP_LOOP expr
GET_AITER
LOAD_CONST YIELD_FROM SETUP_EXCEPT GET_ANEXT LOAD_CONST
YIELD_FROM
store
POP_BLOCK JUMP_FORWARD COME_FROM_EXCEPT DUP_TOP
LOAD_GLOBAL COMPARE_OP POP_JUMP_IF_FALSE
POP_TOP POP_TOP POP_TOP POP_EXCEPT POP_BLOCK
JUMP_ABSOLUTE END_FINALLY COME_FROM
for_block pb_ja
else_suite COME_FROM_LOOP
""")
self.check_reduce['call_kw'] = 'AST'

39
uncompyle6/parsers/parse37.py
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@@ -33,6 +33,32 @@ class Python37Parser(Python36Parser):
stmt ::= import37
import37 ::= import POP_TOP
async_for_stmt ::= SETUP_LOOP expr
GET_AITER
SETUP_EXCEPT GET_ANEXT LOAD_CONST
YIELD_FROM
store
POP_BLOCK JUMP_FORWARD COME_FROM_EXCEPT DUP_TOP
LOAD_GLOBAL COMPARE_OP POP_JUMP_IF_TRUE
END_FINALLY COME_FROM
for_block
COME_FROM
POP_TOP POP_TOP POP_TOP POP_EXCEPT POP_TOP POP_BLOCK
COME_FROM_LOOP
async_forelse_stmt ::= SETUP_LOOP expr
GET_AITER
SETUP_EXCEPT GET_ANEXT LOAD_CONST
YIELD_FROM
store
POP_BLOCK JUMP_FORWARD COME_FROM_EXCEPT DUP_TOP
LOAD_GLOBAL COMPARE_OP POP_JUMP_IF_TRUE
END_FINALLY COME_FROM
for_block
COME_FROM
POP_TOP POP_TOP POP_TOP POP_EXCEPT POP_TOP POP_BLOCK
else_suite COME_FROM_LOOP
# Is there a pattern here?
attributes ::= IMPORT_FROM ROT_TWO POP_TOP IMPORT_FROM
@@ -46,6 +72,19 @@ class Python37Parser(Python36Parser):
"""
def customize_grammar_rules(self, tokens, customize):
self.remove_rules("""
async_forelse_stmt ::= SETUP_LOOP expr
GET_AITER
LOAD_CONST YIELD_FROM SETUP_EXCEPT GET_ANEXT LOAD_CONST
YIELD_FROM
store
POP_BLOCK JUMP_FORWARD COME_FROM_EXCEPT DUP_TOP
LOAD_GLOBAL COMPARE_OP POP_JUMP_IF_FALSE
POP_TOP POP_TOP POP_TOP POP_EXCEPT POP_BLOCK
JUMP_ABSOLUTE END_FINALLY COME_FROM
for_block POP_BLOCK
else_suite COME_FROM_LOOP
""")
super(Python37Parser, self).customize_grammar_rules(tokens, customize)
class Python37ParserSingle(Python37Parser, PythonParserSingle):

6
uncompyle6/semantics/customize3.py
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@@ -885,6 +885,12 @@ def customize_for_version3(self, version):
PRECEDENCE['attribute37'] = 2
TABLE_DIRECT.update({
'attribute37': ( '%c.%[1]{pattr}', 0 ),
'async_forelse_stmt': (
'%|async for %c in %c:\n%+%c%-%|else:\n%+%c%-\n\n',
7, 1, 17, (25, 'else_suite') ),
'async_for_stmt': (
'%|async for %c in %c:\n%+%c%-%-\n\n',
7, 1, 17),
})
pass
pass # version >= 3.6