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Add is_declared_global() which distinguishes between implicit and 

explicit global variables.
This commit is contained in:
Jeremy Hylton 2009-03-31 13:17:03 +00:00
parent 9d2ee5ded2
commit 1c157ea984
2 changed files with 5 additions and 0 deletions
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3
Lib/symtable.py
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@ -190,6 +190,9 @@ class Symbol(object):
def is_global(self): def is_global(self):
return bool(self.__scope in (GLOBAL_IMPLICIT, GLOBAL_EXPLICIT)) return bool(self.__scope in (GLOBAL_IMPLICIT, GLOBAL_EXPLICIT))
def is_declared_global(self):
return bool(self.__scope == GLOBAL_EXPLICIT)
def is_local(self): def is_local(self):
return bool(self.__flags & DEF_BOUND) return bool(self.__flags & DEF_BOUND)

2
Lib/test/test_symtable.py
View File

@ -98,7 +98,9 @@ class SymtableTest(unittest.TestCase):
def test_globals(self): def test_globals(self):
self.assertTrue(self.spam.lookup("glob").is_global()) self.assertTrue(self.spam.lookup("glob").is_global())
self.assertFalse(self.spam.lookup("glob").is_declared_global())
self.assertTrue(self.spam.lookup("bar").is_global()) self.assertTrue(self.spam.lookup("bar").is_global())
self.assertTrue(self.spam.lookup("bar").is_declared_global())
self.assertFalse(self.internal.lookup("x").is_global()) self.assertFalse(self.internal.lookup("x").is_global())
self.assertFalse(self.Mine.lookup("instance_var").is_global()) self.assertFalse(self.Mine.lookup("instance_var").is_global())