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custom rule hacking ...

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Reduce extraneous 3.x "load_list" and "load_closure" rules
This commit is contained in:
rocky
2017-11-17 12:06:14 -05:00
parent b7f8bee11f
commit e116d7280c
3 changed files with 30 additions and 7 deletions
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16
test/Makefile
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@@ -117,14 +117,26 @@ grammar-coverage-2.7:
SPARK_PARSER_COVERAGE=/tmp/spark-grammar-27.cover $(PYTHON) test_pythonlib.py --bytecode-2.7
SPARK_PARSER_COVERAGE=/tmp/spark-grammar-27.cover $(PYTHON) test_pyenvlib.py --2.7.13
#: Get grammar coverage for Python 3.4
#: Get grammar coverage for Python 3.3
grammar-coverage-3.3:
rm $(COVER_DIR)/spark-grammar-33.cover || /bin/true
SPARK_PARSER_COVERAGE=$(COVER_DIR)/spark-grammar-33.cover $(PYTHON) test_pythonlib.py --bytecode-3.3
SPARK_PARSER_COVERAGE=$(COVER_DIR)/spark-grammar-33.cover $(PYTHON) test_pyenvlib.py --3.3.6
##: Get grammar coverage for Python 3.4
grammar-coverage-3.4:
rm $(COVER_DIR)/spark-grammar-34.cover || /bin/true
SPARK_PARSER_COVERAGE=$(COVER_DIR)/spark-grammar-34.cover $(PYTHON) test_pythonlib.py --bytecode-3.4
SPARK_PARSER_COVERAGE=$(COVER_DIR)/spark-grammar-34.cover $(PYTHON) test_pyenvlib.py --3.4.2
##: Get grammar coverage for Python 3.5
grammar-coverage-3.5:
rm $(COVER_DIR)/spark-grammar-35.cover || /bin/true
SPARK_PARSER_COVERAGE=$(COVER_DIR)/spark-grammar-35.cover $(PYTHON) test_pythonlib.py --bytecode-3.5
SPARK_PARSER_COVERAGE=$(COVER_DIR)/spark-grammar-35.cover $(PYTHON) test_pyenvlib.py --3.5.2
#: Check deparsing Python 2.6
check-bytecode-2.6:
pcheck-bytecode-2.6:
$(PYTHON) test_pythonlib.py --bytecode-2.6 --weak-verify
#: Check deparsing Python 2.7

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test/bytecode_3.4/05_list_comprehension.pyc
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17
uncompyle6/parsers/parse3.py
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@@ -694,13 +694,24 @@ class Python3Parser(PythonParser):
self.add_unique_rule(rule, opname, token.attr, customize)
elif opname_base in ('BUILD_LIST', 'BUILD_TUPLE', 'BUILD_SET'):
v = token.attr
is_LOAD_CLOSURE = False
if opname_base == 'BUILD_TUPLE':
# If is part of a "load_closure", then it is not part of a
# "build_list".
is_LOAD_CLOSURE = True
for j in range(v):
if tokens[i-j-1].kind != 'LOAD_CLOSURE':
is_LOAD_CLOSURE = False
break
if is_LOAD_CLOSURE:
rule = ('load_closure ::= %s%s' % (('LOAD_CLOSURE ' * v), opname))
self.add_unique_rule(rule, opname, token.attr, customize)
if not is_LOAD_CLOSURE:
rule = ('build_list ::= ' + 'expr1024 ' * int(v//1024) +
'expr32 ' * int((v//32) % 32) +
'expr ' * (v % 32) + opname)
self.add_unique_rule(rule, opname, token.attr, customize)
if opname_base == 'BUILD_TUPLE':
rule = ('load_closure ::= %s%s' % (('LOAD_CLOSURE ' * v), opname))
self.add_unique_rule(rule, opname, token.attr, customize)
elif opname.startswith('BUILD_TUPLE_UNPACK_WITH_CALL'):
v = token.attr
rule = ('build_tuple_unpack_with_call ::= ' + 'expr1024 ' * int(v//1024) +