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Handle BUILD_{LIST,SET} more efficiently

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rocky
2022-04-27 09:23:38 -04:00
parent 5220aa3b65
commit fa62724f14
7 changed files with 79 additions and 199 deletions
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35
uncompyle6/parsers/parse3.py
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@@ -750,18 +750,37 @@ class Python3Parser(PythonParser):
kvlist_n = "expr " * (token.attr)
rule = "dict ::= %sLOAD_CONST %s" % (kvlist_n, opname)
self.addRule(rule, nop_func)
elif opname in ("BUILD_CONST_LIST", "BUILD_CONST_DICT", "BUILD_CONST_SET"):
if opname == "BUILD_CONST_DICT":
rule = """
add_consts ::= ADD_VALUE*
const_list ::= COLLECTION_START add_consts %s
dict ::= const_list
expr ::= dict
""" % opname
else:
rule = """
add_consts ::= ADD_VALUE*
const_list ::= COLLECTION_START add_consts %s
expr ::= const_list
""" % opname
self.addRule(rule, nop_func)
elif opname.startswith("BUILD_DICT_OLDER"):
rule = """dict ::= COLLECTION_START key_value_pairs BUILD_DICT_OLDER
key_value_pairs ::= key_value_pair+
key_value_pair ::= ADD_KEY ADD_VALUE
"""
self.addRule(rule, nop_func)
elif opname.startswith("BUILD_LIST_UNPACK"):
v = token.attr
rule = "build_list_unpack ::= %s%s" % ("expr " * v, opname)
self.addRule(rule, nop_func)
rule = "expr ::= build_list_unpack"
self.addRule(rule, nop_func)
elif opname_base in ("BUILD_MAP", "BUILD_MAP_UNPACK"):
kvlist_n = "kvlist_%s" % token.attr
if opname == "BUILD_MAP_n":
@@ -822,22 +841,6 @@ class Python3Parser(PythonParser):
rule = "starred ::= %s %s" % ("expr " * v, opname)
self.addRule(rule, nop_func)
elif opname in ("BUILD_CONST_LIST", "BUILD_CONST_DICT", "BUILD_CONST_SET"):
if opname == "BUILD_CONST_DICT":
rule = """
add_consts ::= ADD_VALUE*
const_list ::= COLLECTION_START add_consts %s
dict ::= const_list
expr ::= dict
""" % opname
else:
rule = """
add_consts ::= ADD_VALUE*
const_list ::= COLLECTION_START add_consts %s
expr ::= const_list
""" % opname
self.addRule(rule, nop_func)
elif opname_base in (
"BUILD_LIST",
"BUILD_SET",