Python 3.13.0b2 doctest failures

[hroncok]

In Fedora, I get the following 2 failures on Python 3.13.0b2 when I build pythran 0.16.1:

____________________________ TestDoctest.test_utils ____________________________
[gw47] linux -- Python 3.13.0 /usr/bin/python3
self = <pythran.tests.test_xdoc.TestDoctest testMethod=test_utils>
>   lambda self: generic_test_package(self, module))
pythran/tests/test_xdoc.py:89: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
pythran/tests/test_xdoc.py:83: in generic_test_package
    self.assertEqual(failed, 0)
E   AssertionError: 1 != 0
----------------------------- Captured stdout call -----------------------------
**********************************************************************
File "/builddir/build/BUILD/pythran-0.16.1-build/pythran-0.16.1/pythran/utils.py", line 108, in pythran.utils.get_variable
Failed example:
    ast.dump(get_variable(ref))
Expected:
    "Name(id='a', ctx=Load(), annotation=None, type_comment=None)"
Got:
    "Name(id='a', ctx=Load())"
**********************************************************************
1 item had failures:
   1 of   3 in pythran.utils.get_variable
***Test Failed*** 1 failure.
__________________________ TestDoctest.test_tutorial ___________________________
[gw218] linux -- Python 3.13.0 /usr/bin/python3
self = <pythran.tests.test_xdoc.TestDoctest testMethod=test_tutorial>
    @pytest.mark.skipif(sys.platform == "win32",
                        reason="We should create a file for windows.")
    def test_tutorial(self):
        failed, _ = doctest.testfile('../../docs/TUTORIAL.rst')
>       self.assertEqual(failed, 0)
E       AssertionError: 4 != 0
pythran/tests/test_xdoc.py:25: AssertionError
----------------------------- Captured stdout call -----------------------------
**********************************************************************
File "/builddir/build/BUILD/pythran-0.16.1-build/pythran-0.16.1/pythran/tests/../../docs/TUTORIAL.rst", line 22, in TUTORIAL.rst
Failed example:
    print(ast.dump(tree))  # view it as a string
Expected:
    Module(body=[Assign(targets=[Name(id='a', ctx=Store(), annotation=None, type_comment=None)], value=Constant(value=1, kind=None), type_comment=None)], type_ignores=[])
Got:
    Module(body=[Assign(targets=[Name(id='a', ctx=Store())], value=Constant(value=1))])
**********************************************************************
File "/builddir/build/BUILD/pythran-0.16.1-build/pythran-0.16.1/pythran/tests/../../docs/TUTORIAL.rst", line 35, in TUTORIAL.rst
Failed example:
    print(ast.dump(tree))
Expected:
    Module(body=[FunctionDef(name='fib', args=arguments(args=[Name(id='n', ctx=Param(), annotation=None, type_comment=None)], posonlyargs=[], vararg=None, kwonlyargs=[], kw_defaults=[], kwarg=None, defaults=[]), body=[Return(value=IfExp(test=Compare(left=Name(id='n', ctx=Load(), annotation=None, type_comment=None), ops=[Lt()], comparators=[Constant(value=2, kind=None)]), body=Name(id='n', ctx=Load(), annotation=None, type_comment=None), orelse=BinOp(left=Call(func=Name(id='fib', ctx=Load(), annotation=None, type_comment=None), args=[BinOp(left=Name(id='n', ctx=Load(), annotation=None, type_comment=None), op=Sub(), right=Constant(value=1, kind=None))], keywords=[]), op=Add(), right=Call(func=Name(id='fib', ctx=Load(), annotation=None, type_comment=None), args=[BinOp(left=Name(id='n', ctx=Load(), annotation=None, type_comment=None), op=Sub(), right=Constant(value=2, kind=None))], keywords=[]))))], decorator_list=[], returns=None, type_comment=None)], type_ignores=[])
Got:
    Module(body=[FunctionDef(name='fib', args=arguments(args=[Name(id='n', ctx=Param())]), body=[Return(value=IfExp(test=Compare(left=Name(id='n', ctx=Load()), ops=[Lt()], comparators=[Constant(value=2)]), body=Name(id='n', ctx=Load()), orelse=BinOp(left=Call(func=Name(id='fib', ctx=Load()), args=[BinOp(left=Name(id='n', ctx=Load()), op=Sub(), right=Constant(value=1))]), op=Add(), right=Call(func=Name(id='fib', ctx=Load()), args=[BinOp(left=Name(id='n', ctx=Load()), op=Sub(), right=Constant(value=2))]))))])])
**********************************************************************
File "/builddir/build/BUILD/pythran-0.16.1-build/pythran-0.16.1/pythran/tests/../../docs/TUTORIAL.rst", line 201, in TUTORIAL.rst
Failed example:
    sorted(map(ast.dump, ce))
Expected:
    ["Attribute(value=Name(id='math', ctx=Load(), annotation=None, type_comment=None), attr='cos', ctx=Load())", 'Constant(value=3, kind=None)']
Got:
    ["Attribute(value=Name(id='math', ctx=Load()), attr='cos', ctx=Load())", 'Constant(value=3)']
**********************************************************************
File "/builddir/build/BUILD/pythran-0.16.1-build/pythran-0.16.1/pythran/tests/../../docs/TUTORIAL.rst", line 212, in TUTORIAL.rst
Failed example:
    print(ast.dump(returned))
Expected:
    Name(id='b', ctx=Load(), annotation=None, type_comment=None)
Got:
    Name(id='b', ctx=Load())
**********************************************************************
1 item had failures:
   4 of  79 in TUTORIAL.rst
***Test Failed*** 4 failures.

[serge-sans-paille]

This is due to a change in ast.dump. I'll fix this in #2217

[serge-sans-paille]

Should be better now that #2218 got merged (thanks to 840a0e7)