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Diffstat (limited to 'Lib/lib2to3')
-rw-r--r--Lib/lib2to3/Grammar.txt4
-rw-r--r--Lib/lib2to3/fixes/fix_apply.py4
-rw-r--r--Lib/lib2to3/fixes/fix_intern.py4
-rw-r--r--Lib/lib2to3/fixes/fix_reload.py4
-rw-r--r--Lib/lib2to3/tests/test_parser.py7
5 files changed, 12 insertions, 11 deletions
diff --git a/Lib/lib2to3/Grammar.txt b/Lib/lib2to3/Grammar.txt
index a7ddad3cf32..68b73868b58 100644
--- a/Lib/lib2to3/Grammar.txt
+++ b/Lib/lib2to3/Grammar.txt
@@ -138,8 +138,8 @@ arglist: argument (',' argument)* [',']
# that precede iterable unpackings are blocked; etc.
argument: ( test [comp_for] |
test '=' test |
- '**' expr |
- star_expr )
+ '**' test |
+ '*' test )
comp_iter: comp_for | comp_if
comp_for: [ASYNC] 'for' exprlist 'in' testlist_safe [comp_iter]
diff --git a/Lib/lib2to3/fixes/fix_apply.py b/Lib/lib2to3/fixes/fix_apply.py
index 826ec8c9b62..6408582c426 100644
--- a/Lib/lib2to3/fixes/fix_apply.py
+++ b/Lib/lib2to3/fixes/fix_apply.py
@@ -37,10 +37,8 @@ class FixApply(fixer_base.BaseFix):
# I feel like we should be able to express this logic in the
# PATTERN above but I don't know how to do it so...
if args:
- if args.type == self.syms.star_expr:
- return # Make no change.
if (args.type == self.syms.argument and
- args.children[0].value == '**'):
+ args.children[0].value in {'**', '*'}):
return # Make no change.
if kwds and (kwds.type == self.syms.argument and
kwds.children[0].value == '**'):
diff --git a/Lib/lib2to3/fixes/fix_intern.py b/Lib/lib2to3/fixes/fix_intern.py
index a852330908b..d752843092a 100644
--- a/Lib/lib2to3/fixes/fix_intern.py
+++ b/Lib/lib2to3/fixes/fix_intern.py
@@ -30,10 +30,8 @@ class FixIntern(fixer_base.BaseFix):
# PATTERN above but I don't know how to do it so...
obj = results['obj']
if obj:
- if obj.type == self.syms.star_expr:
- return # Make no change.
if (obj.type == self.syms.argument and
- obj.children[0].value == '**'):
+ obj.children[0].value in {'**', '*'}):
return # Make no change.
names = ('sys', 'intern')
new = ImportAndCall(node, results, names)
diff --git a/Lib/lib2to3/fixes/fix_reload.py b/Lib/lib2to3/fixes/fix_reload.py
index 6c7fbbd3be3..b30841131c5 100644
--- a/Lib/lib2to3/fixes/fix_reload.py
+++ b/Lib/lib2to3/fixes/fix_reload.py
@@ -27,10 +27,8 @@ class FixReload(fixer_base.BaseFix):
# PATTERN above but I don't know how to do it so...
obj = results['obj']
if obj:
- if obj.type == self.syms.star_expr:
- return # Make no change.
if (obj.type == self.syms.argument and
- obj.children[0].value == '**'):
+ obj.children[0].value in {'**', '*'}):
return # Make no change.
names = ('importlib', 'reload')
new = ImportAndCall(node, results, names)
diff --git a/Lib/lib2to3/tests/test_parser.py b/Lib/lib2to3/tests/test_parser.py
index f22d399b340..a0c31e8f530 100644
--- a/Lib/lib2to3/tests/test_parser.py
+++ b/Lib/lib2to3/tests/test_parser.py
@@ -253,6 +253,13 @@ class TestUnpackingGeneralizations(GrammarTest):
def test_double_star_dict_literal_after_keywords(self):
self.validate("""func(spam='fried', **{'eggs':'scrambled'})""")
+ def test_double_star_expression(self):
+ self.validate("""func(**{'a':2} or {})""")
+ self.validate("""func(**() or {})""")
+
+ def test_star_expression(self):
+ self.validate("""func(*[] or [2])""")
+
def test_list_display(self):
self.validate("""[*{2}, 3, *[4]]""")