[OE-core] [PATCH] python-numpy: Avoid installing copy of f2py script

[Philip Balister]

On 05/20/2019 10:52 AM, Khem Raj wrote:
> On Sun, May 19, 2019 at 11:56 PM Alejandro Enedino Hernandez Samaniego <
> alejandro.enedino.hernandez-samaniego at xilinx.com> wrote:
> 
>> Hey Khem,
>>
>>
>> On 5/18/19 10:09 PM, Khem Raj wrote:
>>>
>>>
>>> On 5/17/19 4:49 PM, Alejandro Enedino Hernandez Samaniego wrote:
>>>> Both python-numpy and python3-numpy try to install the file:
>>>>
>>>> ${D}/${bindir}/f2py
>>>>
>>>> which causes an error during do_rootfs since the package manager
>>>> complains about that.
>>>>
>>>> The numpy packages create basically copies of f2py script with the
>>>> following names:
>>>> f2py (on both)
>>>> f2py2 (on python 2)
>>>> f2py2.7 (on python 2)
>>>> f2py3 (on python 3)
>>>> f2py3.7 (on python 3)
>>>>
>>>> Remove the copy of f2py from python-numpy in favor of using the one
>>>> from python3
>>>> to avoid installation issues at do_rootfs().
>>>>
>>>
>>> what if one does not install py3 ?
>>
>>
>> If you only install py2, you could still execute f2py2 or f2py2.7, I'm
>> simply
>>
>> favoring the py3 installation by default but it should be mostly harmless
>>
>> since there's still two other copies of the script with different names.
> 
> 
> I think it should be such that it’s used from py2 if py3 is not installed
> since otherwise it might break scripts

I don't think working on python2 issues is that important for the
general OpenEmbedded case. Should be left to people that stubbornly
cling to python2.

https://python3statement.org/

numpy will not support Python2 after year end.

Philip

> 
>>
>>
>> Cheers,
>>
>> Alejandro
>>
>>>
>>>> Signed-off-by: Alejandro Enedino Hernandez Samaniego
>>>> <alejandr at xilinx.com>
>>>> ---
>>>>   meta/recipes-devtools/python-numpy/python-numpy_1.16.3.bb | 4 ++++
>>>>   1 file changed, 4 insertions(+)
>>>>
>>>> diff --git
>>>> a/meta/recipes-devtools/python-numpy/python-numpy_1.16.3.bb
>>>> b/meta/recipes-devtools/python-numpy/python-numpy_1.16.3.bb
>>>> index 5013789..a1133da 100644
>>>> --- a/meta/recipes-devtools/python-numpy/python-numpy_1.16.3.bb
>>>> +++ b/meta/recipes-devtools/python-numpy/python-numpy_1.16.3.bb
>>>> @@ -4,3 +4,7 @@ require python-numpy.inc
>>>>   RDEPENDS_${PN}_class-target_append = " \
>>>>       ${PYTHON_PN}-subprocess \
>>>>   "
>>>> +
>>>> +do_install_append(){
>>>> +        rm ${D}/${bindir}/f2py
>>>> +}
>>>>
>>
> 
> 
>