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def test_invalid_positions_dont_crash():
def f(a, b):
return a / b
c = f.__code__.replace(co_linetable=b'\xff')
list(c.co_lines()) # these must not crash
list(c.co_positions())
c.co_lnotab
class Qualname:
f = lambda self: 1
double_lambda = lambda : (lambda : 1)
def test_co_qualname():
def f():
pass
assert f.__code__.co_qualname == "test_co_qualname.<locals>.f"
assert Qualname.f.__code__.co_qualname == "Qualname.<lambda>"
inner = double_lambda()
assert inner.__code__.co_qualname == "<lambda>.<locals>.<lambda>"
def test_replace_co_qualname():
co = compile("x = x + 1", 'baz', 'exec')
assert co.co_qualname == "<module>"
co2 = co.replace(co_qualname="abc")
assert co2.co_qualname == "abc"
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