[Python-Dev] Have problem when building python3.5.1 rpm with default SPEC file

2017-01-19 Thread Dahui Jiang
Hi all: I'm try to build a python rpm from source python3.5.1, and I use the spec file in the source tree. But the building is not success as print the following error: *** running build running build_ext error: [Errno 2] No such file or directory: 'Modu

Re: [Python-Dev] Have problem when building python3.5.1 rpm with default SPEC file

2017-01-19 Thread Charalampos Stratakis
Hello, This is a distro specific issue so this list might not be the best for resolving that, you should contact your distro's package maintainers of python. For Fedora 25 we currently ship Python 3.5.2, which builds fine with this SPEC file [0], so maybe you could give this a try. [0] http://

[Python-Dev] FunctionDef.returns - explicit 'None' return type hint

2017-01-19 Thread Valentin Iovene via Python-Dev
With a ast.FunctionDef ast.AST node, is it possible to make the difference between this function def hello_world(): print('hello world') and this one def hello_world() -> None: print('hello world') ? In both cases, the FunctionDef node has its 'returns' (return type hin

Re: [Python-Dev] FunctionDef.returns - explicit 'None' return type hint

2017-01-19 Thread Guido van Rossum
On Thu, Jan 19, 2017 at 10:59 AM, Valentin Iovene via Python-Dev < python-dev@python.org> wrote: > With a ast.FunctionDef ast.AST node, is it possible to make the > difference between this function > > def hello_world(): > print('hello world') > > and this one > > def hello_world()

Re: [Python-Dev] FunctionDef.returns - explicit 'None' return type hint

2017-01-19 Thread Valentin Iovene via Python-Dev
> >>> t = compile('def f(): pass', '', 'exec', ast.PyCF_ONLY_AST) > >>> print(t.body[0].returns) > None > >>> t = compile('def f() -> None: pass', '', 'exec', ast.PyCF_ONLY_AST) > >>> print(t.body[0].returns) > <_ast.NameConstant object at 0x10a900f28> > >>> print(t.body[0].returns.value) > None