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Better fstring handling for FORMAT_VALUE | 0x4

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This commit is contained in:
rocky 2019-04-30 23:05:47 -04:00
parent f54cf20d9d
commit fac365f216
3 changed files with 16 additions and 4 deletions
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6
pytest/test_fstring.py
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@ -134,6 +134,10 @@ if PYTHON_VERSION > 2.6:
deparsed = deparse_code(PYTHON_VERSION, code, compile_mode='single')
recompiled = compile(deparsed.text, '<string>', 'single')
if recompiled != code:
print(recompiled)
print('================')
print(code)
print('----------------')
assert 'dis(' + deparsed.text.strip('\n') + ')' == 'dis(' + expr.strip('\n') + ')'
@ -144,7 +148,7 @@ if PYTHON_VERSION > 2.6:
run_test(fstring)
@pytest.mark.skipif(PYTHON_VERSION < 3.6, reason='need Python 3.6+')
@pytest.mark.skipif(PYTHON_VERSION != 3.6, reason='need Python 3.6+')
@pytest.mark.parametrize('fstring', [
"f'{abc}{abc!s}'",
"f'{abc}0'",

8
uncompyle6/parsers/parse36.py
View File

@ -189,12 +189,16 @@ class Python36Parser(Python35Parser):
expr ::= fstring_expr
fstring_expr ::= expr FORMAT_VALUE
# FIXME: need to look inside FORMAT_VALUE to see if 4
fstring_single ::= expr expr FORMAT_VALUE
str ::= LOAD_CONST
formatted_value ::= fstring_expr
formatted_value ::= str
"""
self.add_unique_doc_rules(rules_str, customize)
elif opname == 'FORMAT_VALUE_ATTR':
rules_str = """
expr ::= fstring_single
fstring_single ::= expr expr FORMAT_VALUE_ATTR
"""
self.add_unique_doc_rules(rules_str, customize)
elif opname == 'MAKE_FUNCTION_8':

6
uncompyle6/scanners/scanner36.py
View File

@ -34,7 +34,11 @@ class Scanner36(Scanner3):
t.kind = 'CALL_FUNCTION_EX_KW'
pass
elif t.op == self.opc.CALL_FUNCTION_KW:
t.kind = 'CALL_FUNCTION_KW_{t.attr}'.format(**locals())
t.kind = 'CALL_FUNCTION_KW_%s' % t.attr
elif t.op == self.opc.FORMAT_VALUE:
if (t.attr & 0x4):
t.kind = 'FORMAT_VALUE_ATTR'
pass
elif ( not_pypy36 and
t.op == self.opc.BUILD_MAP_UNPACK_WITH_CALL ):
t.kind = 'BUILD_MAP_UNPACK_WITH_CALL_%d' % t.attr