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'this test will fail unless -r/--returnvalues is used'
def func0(x):
'should not be a warning'
return 0
def func1(x):
'should be a warning implicit/explicit'
if x == 0 :
return 1
def func2(x):
'should not be a warning'
if x == 0 :
return
def func3(x):
'should be a warning'
if x == 0 :
return 1, 2
return 1
def func4(x):
'should not be a warning, difficult to deal with'
c = (1, 2)
if x == 0 :
return c
return 9, 8
def func5(x):
'should not be a warning'
if x == 0 :
return 1, 2
return 9, 8
def func6(x):
'should be a warning'
if x == 0 :
return 1, 2
return 9, 8, 7
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