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better col_offsets for "for" statements with tuple unpacking #6704

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Patch from Frank Wierzbicki.
This commit is contained in:
Benjamin Peterson 2009-08-15 22:59:21 +00:00
parent 8cabfa352b
commit c0ba828857
4 changed files with 24 additions and 12 deletions
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9
Lib/test/test_ast.py
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@ -64,6 +64,10 @@ exec_tests = [
"break",
# Continue
"continue",
# for statements with naked tuples (see http://bugs.python.org/issue6704)
"for a,b in c: pass",
"[(a,b) for a,b in c]",
"((a,b) for a,b in c)",
]
# These are compiled through "single"
@ -301,7 +305,7 @@ def main():
print kind+"_results = ["
for s in statements:
print repr(to_tuple(compile(s, "?", kind, 0x400)))+","
print "]"
print "]"
print "main()"
raise SystemExit
test_main()
@ -330,6 +334,9 @@ exec_results = [
('Module', [('Pass', (1, 0))]),
('Module', [('Break', (1, 0))]),
('Module', [('Continue', (1, 0))]),
('Module', [('For', (1, 0), ('Tuple', (1, 4), [('Name', (1, 4), 'a', ('Store',)), ('Name', (1, 6), 'b', ('Store',))], ('Store',)), ('Name', (1, 11), 'c', ('Load',)), [('Pass', (1, 14))], [])]),
('Module', [('Expr', (1, 0), ('ListComp', (1, 1), ('Tuple', (1, 2), [('Name', (1, 2), 'a', ('Load',)), ('Name', (1, 4), 'b', ('Load',))], ('Load',)), [('comprehension', ('Tuple', (1, 11), [('Name', (1, 11), 'a', ('Store',)), ('Name', (1, 13), 'b', ('Store',))], ('Store',)), ('Name', (1, 18), 'c', ('Load',)), [])]))]),
('Module', [('Expr', (1, 0), ('GeneratorExp', (1, 1), ('Tuple', (1, 2), [('Name', (1, 2), 'a', ('Load',)), ('Name', (1, 4), 'b', ('Load',))], ('Load',)), [('comprehension', ('Tuple', (1, 11), [('Name', (1, 11), 'a', ('Store',)), ('Name', (1, 13), 'b', ('Store',))], ('Store',)), ('Name', (1, 18), 'c', ('Load',)), [])]))]),
]
single_results = [
('Interactive', [('Expr', (1, 0), ('BinOp', (1, 0), ('Num', (1, 0), 1), ('Add',), ('Num', (1, 2), 2)))]),