Doesn't pip automatically favor the wheels distribution over the source 
distribution? The documentations says 
so.<http://www.pip-installer.org/en/latest/user_guide.html#installing-from-wheels>
 Because 
clearly, even though there is a wheels distribution available, pip install 
asyncio still fails with

http://pastebin.com/qWLByQNG

Is the wheels archive broken or why does it still want to build from source?

-- Jonas

Am Freitag, 21. Februar 2014 22:39:31 UTC+1 schrieb Donald Stufft:
>
> If your pip is older than 1.5 it won’t install Wheels by default, if it’s 
> older than 1.4 it can’t install them at all.
>
> On Feb 21, 2014, at 4:36 PM, Guido van Rossum <[email protected]<javascript:>> 
> wrote:
>
> But why would it install from source? I put a wheel distro on PyPI: see 
> https://pypi.python.org/pypi/asyncio/0.3.1
>
> Jonas, you might be able to just download the wheel from there and do 
> whatever it is one does to a wheel to install it.
>
>
> On Fri, Feb 21, 2014 at 1:31 PM, Donald Stufft <[email protected]<javascript:>
> > wrote:
>
>> Sorry I didn’t notice this.
>>
>> It was actually trying to install from source, and an error occurred when 
>> it tried to compile it. Do you have the proper toolchain installed? (e.g. 
>> can you install anything that requires a C ext?)
>>
>> On Feb 21, 2014, at 4:26 PM, Jonas Gröger <[email protected]<javascript:>> 
>> wrote:
>>
>> Hi Guido,
>>
>> First of all thank you for your answer. Unfortunately, the Unofficial 
>> Windows Binaries for Python Extension 
>> Packages<http://www.lfd.uci.edu/~gohlke/pythonlibs/>from Christoph Gohlke do 
>> not contain asyncio for Python 3.3 (they actually 
>> don't at all). Unfortunately he does not point out how exactly he builds 
>> the Installers.
>>
>> As I need this, I am fine building from source. I also have a little 
>> background in C++. Could you point me to a resource where it is explained 
>> how to do that?
>>
>> -- Jonas Gröger
>>
>> Am Freitag, 21. Februar 2014 22:12:49 UTC+1 schrieb Guido van Rossum:
>>>
>>> Hi Jonas,
>>>
>>> It looks like nobody can help you. There are many potential issues that 
>>> could break pip on Windows. Maybe you can search or ask on 
>>> StackOverflow.com <http://stackoverflow.com/>? (I hesitate to recommend 
>>> that you install from source, because you'd need to have VS 2010 for that 
>>> -- a free version is available but it's still a pain to set up.)
>>>
>>>
>>> On Thu, Feb 20, 2014 at 2:36 PM, Jonas Gröger <[email protected]>wrote:
>>>
>>>> Hello!
>>>>
>>>> I am trying to install asyncio aka tulip on Python 3.3 like this
>>>>
>>>> pip install asyncio
>>>>
>>>>
>>>> This fails:
>>>>
>>>> Downloading/unpacking asyncio
>>>>   Running setup.py (path:c:\users\jonas\appdata\
>>>> local\temp\pip_build_Jonas\asyncio\setup.py) egg_info for package 
>>>> asyncio
>>>>     
>>>> Installing collected packages: asyncio
>>>>   Running setup.py install for asyncio
>>>>     building 'asyncio._overlapped' extension
>>>>     Traceback (most recent call last):
>>>>        File "<string>", line 1, in <module>
>>>>       File 
>>>> "c:\users\jonas\appdata\local\temp\pip_build_Jonas\asyncio\setup.py", 
>>>> line 32, in <module>
>>>>         ext_modules=extensions,
>>>>       File "C:\Python33\lib\distutils\core.py", line 148, in setup
>>>>         dist.run_commands()
>>>>       File "C:\Python33\lib\distutils\dist.py", line 929, in 
>>>> run_commands
>>>>         self.run_command(cmd)
>>>>       File "C:\Python33\lib\distutils\dist.py", line 948, in 
>>>> run_command
>>>>         cmd_obj.run()
>>>>       File "C:\Python33\lib\site-packages\setuptools\command\install.py", 
>>>> line 54, in run
>>>>         return _install.run(self)
>>>>       File "C:\Python33\lib\distutils\command\install.py", line 569, 
>>>> in run
>>>>         self.run_command('build')
>>>>       File "C:\Python33\lib\distutils\cmd.py", line 313, in run_command
>>>>         self.distribution.run_command(command)
>>>>       File "C:\Python33\lib\distutils\dist.py", line 948, in 
>>>> run_command
>>>>         cmd_obj.run()
>>>>       File "C:\Python33\lib\distutils\command\build.py", line 126, in 
>>>> run
>>>>         self.run_command(cmd_name)
>>>>       File "C:\Python33\lib\distutils\cmd.py", line 313, in run_command
>>>>         self.distribution.run_command(command)
>>>>       File "C:\Python33\lib\distutils\dist.py", line 948, in 
>>>> run_command
>>>>         cmd_obj.run()
>>>>       File 
>>>> "C:\Python33\lib\site-packages\setuptools\command\build_ext.py", 
>>>> line 52, in run
>>>>         _build_ext.run(self)
>>>>       File "C:\Python33\lib\distutils\command\build_ext.py", line 353, 
>>>> in run
>>>>         self.build_extensions()
>>>>       File "C:\Python33\lib\distutils\command\build_ext.py", line 462, 
>>>> in build_extensions
>>>>         self.build_extension(ext)
>>>>       File 
>>>> "C:\Python33\lib\site-packages\setuptools\command\build_ext.py", 
>>>> line 186, in build_extension
>>>>         _build_ext.build_extension(self,ext)
>>>>       File "C:\Python33\lib\distutils\command\build_ext.py", line 517, 
>>>> in build_extension
>>>>         depends=ext.depends)
>>>>       File "C:\Python33\lib\distutils\msvc9compiler.py", line 460, in 
>>>> compile
>>>>         self.initialize()
>>>>       File "C:\Python33\lib\distutils\msvc9compiler.py", line 371, in 
>>>> initialize
>>>>         vc_env = query_vcvarsall(VERSION, plat_spec)
>>>>       File "C:\Python33\lib\distutils\msvc9compiler.py", line 287, in 
>>>> query_vcvarsall
>>>>         raise ValueError(str(list(result.keys())))
>>>>     ValueError: ['path']
>>>>     Complete output from command C:\Python33\python.exe -c "import 
>>>> setuptools, tokenize;__file__='c:\\users\\jonas\\appdata\\local\\temp\\
>>>> pip_build_Jonas\\asyncio\\setup.py';exec(compile(getattr(tokenize, 
>>>> 'open', open)(__file__).read().replace('\r\n', '\n'), __file__, 
>>>> 'exec'))" install --record c:\users\jonas\appdata\local\
>>>> temp\pip-39a8x9-record\install-record.txt 
>>>> --single-version-externally-managed 
>>>> --compile:
>>>>     running install
>>>>
>>>> running build
>>>> running build_py
>>>> creating build
>>>> creating build\lib.win-amd64-3.3
>>>> creating build\lib.win-amd64-3.3\asyncio
>>>> copying asyncio\base_events.py -> build\lib.win-amd64-3.3\asyncio
>>>> copying asyncio\base_subprocess.py -> build\lib.win-amd64-3.3\asyncio
>>>> copying asyncio\constants.py -> build\lib.win-amd64-3.3\asyncio
>>>> copying asyncio\events.py -> build\lib.win-amd64-3.3\asyncio
>>>> copying asyncio\futures.py -> build\lib.win-amd64-3.3\asyncio
>>>> copying asyncio\locks.py -> build\lib.win-amd64-3.3\asyncio
>>>> copying asyncio\log.py -> build\lib.win-amd64-3.3\asyncio
>>>> copying asyncio\proactor_events.py -> build\lib.win-amd64-3.3\asyncio
>>>> copying asyncio\protocols.py -> build\lib.win-amd64-3.3\asyncio
>>>> copying asyncio\queues.py -> build\lib.win-amd64-3.3\asyncio
>>>> copying asyncio\selectors.py -> build\lib.win-amd64-3.3\asyncio
>>>> copying asyncio\selector_events.py -> build\lib.win-amd64-3.3\asyncio
>>>> copying asyncio\streams.py -> build\lib.win-amd64-3.3\asyncio
>>>> copying asyncio\subprocess.py -> build\lib.win-amd64-3.3\asyncio
>>>> copying asyncio\tasks.py -> build\lib.win-amd64-3.3\asyncio
>>>> copying asyncio\test_utils.py -> build\lib.win-amd64-3.3\asyncio
>>>> copying asyncio\transports.py -> build\lib.win-amd64-3.3\asyncio
>>>> copying asyncio\unix_events.py -> build\lib.win-amd64-3.3\asyncio
>>>> copying asyncio\windows_events.py -> build\lib.win-amd64-3.3\asyncio
>>>> copying asyncio\windows_utils.py -> build\lib.win-amd64-3.3\asyncio
>>>> copying asyncio\__init__.py -> build\lib.win-amd64-3.3\asyncio
>>>> running build_ext
>>>> building 'asyncio._overlapped' extension
>>>> Traceback (most recent call last):
>>>>   File "<string>", line 1, in <module>
>>>>   File 
>>>> "c:\users\jonas\appdata\local\temp\pip_build_Jonas\asyncio\setup.py", 
>>>> line 32, in <module>
>>>>     ext_modules=extensions,
>>>>   File "C:\Python33\lib\distutils\core.py", line 148, in setup
>>>>     dist.run_commands()
>>>>   File "C:\Python33\lib\distutils\dist.py", line 929, in run_commands
>>>>     self.run_command(cmd)
>>>>   File "C:\Python33\lib\distutils\dist.py", line 948, in run_command
>>>>     cmd_obj.run()
>>>>   File "C:\Python33\lib\site-packages\setuptools\command\install.py", 
>>>> line 54, in run
>>>>     return _install.run(self)
>>>>   File "C:\Python33\lib\distutils\command\install.py", line 569, in run
>>>>     self.run_command('build')
>>>>   File "C:\Python33\lib\distutils\cmd.py", line 313, in run_command
>>>>     self.distribution.run_command(command)
>>>>   File "C:\Python33\lib\distutils\dist.py", line 948, in run_command
>>>>     cmd_obj.run()
>>>>   File "C:\Python33\lib\distutils\command\build.py", line 126, in run
>>>>     self.run_command(cmd_name)
>>>>   File "C:\Python33\lib\distutils\cmd.py", line 313, in run_command
>>>>     self.distribution.run_command(command)
>>>>   File "C:\Python33\lib\distutils\dist.py", line 948, in run_command
>>>>     cmd_obj.run()
>>>>   File "C:\Python33\lib\site-packages\setuptools\command\build_ext.py", 
>>>> line 52, in run
>>>>     _build_ext.run(self)
>>>>   File "C:\Python33\lib\distutils\command\build_ext.py", line 353, in 
>>>> run
>>>>     self.build_extensions()
>>>>   File "C:\Python33\lib\distutils\command\build_ext.py", line 462, in 
>>>> build_extensions
>>>>     self.build_extension(ext)
>>>>   File "C:\Python33\lib\site-packages\setuptools\command\build_ext.py", 
>>>> line 186, in build_extension
>>>>     _build_ext.build_extension(self,ext)
>>>>   File "C:\Python33\lib\distutils\command\build_ext.py", line 517, in 
>>>> build_extension
>>>>     depends=ext.depends)
>>>>   File "C:\Python33\lib\distutils\msvc9compiler.py", line 460, in 
>>>> compile
>>>>     self.initialize()
>>>>   File "C:\Python33\lib\distutils\msvc9compiler.py", line 371, in 
>>>> initialize
>>>>     vc_env = query_vcvarsall(VERSION, plat_spec)
>>>>   File "C:\Python33\lib\distutils\msvc9compiler.py", line 287, in 
>>>> query_vcvarsall
>>>>     raise ValueError(str(list(result.keys())))
>>>> ValueError: ['path']
>>>>
>>>> ----------------------------------------
>>>> Cleaning up...
>>>> Command C:\Python33\python.exe -c "import setuptools, 
>>>> tokenize;__file__='c:\\users\\jonas\\appdata\\local\\temp\\
>>>> pip_build_Jonas\\asyncio\\setup.py';exec(compile(getattr(tokenize, 
>>>> 'open', open)(__file__).read().replace('\r\n', '\n'), __file__, 
>>>> 'exec'))" install --record c:\users\jonas\appdata\local\
>>>> temp\pip-39a8x9-record\install-record.txt 
>>>> --single-version-externally-managed 
>>>> --compile failed with error code 1 in c:\users\jonas\appdata\local\
>>>> temp\pip_build_Jonas\asyncio
>>>> Storing debug log for failure in C:\Users\Jonas\pip\pip.log
>>>>
>>>>
>>>> How can I make this work?
>>>>
>>>> Best,
>>>> Jonas 
>>>>
>>>
>>>
>>>
>>> -- 
>>> --Guido van Rossum (python.org/~guido) 
>>>
>>
>>
>> -----------------
>> Donald Stufft
>> PGP: 0x6E3CBCE93372DCFA // 7C6B 7C5D 5E2B 6356 A926 F04F 6E3C BCE9 3372 
>> DCFA 
>>
>>
>
>
> -- 
> --Guido van Rossum (python.org/~guido) 
>
>
>
> -----------------
> Donald Stufft
> PGP: 0x6E3CBCE93372DCFA // 7C6B 7C5D 5E2B 6356 A926 F04F 6E3C BCE9 3372 
> DCFA 
>
>

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