Re: [GNU Radio 3.8] Error loading modules on E310

[Philip Balister]

On 2/20/20 11:25 AM, Ivan Iudice wrote:
> Hi Philip!
> I only have site-package folder in both python2.7 and python3.5 lib folders, 
> no dist-package.
> The problem is that in python3.5/site-package there is not numpy, it’s only 
> in python2.7/site-package.
> Is it not installed for python3? How can I install it in both the sdk sysroot 
> and in the target?

hmm, is gnuradio on the e310 using python 2 or 3? Maybe mixed python
versions.

Sorry for the short answer, trying to help, but I don't use the Ettus
builds for gnuradio.

Philip

> Thanks so much.
> 
> Ivan
> 
>> Il giorno 20 feb 2020, alle ore 17:05, Philip Balister <address@hidden> ha 
>> scritto:
>>
>> I had some dist-packages versus site-packages with some versions of
>> gnuradio. See if both exist. I'm betting numpy is in site-packages.
>>
>> Philip
>>
>>> On 2/19/20 4:46 PM, Ivan Iudice wrote:
>>> I’m curious to know if there is somebody in the list developing for E310 
>>> using current SDK.
>>> This is a problem that, obviously, everybody wants execute custom module 
>>> could incur.
>>> Any ideas?
>>>
>>> Ivan
>>>
>>>>> Il giorno 17 feb 2020, alle ore 17:31, address@hidden ha scritto:
>>>>
>>>> 
>>>> Dear all,
>>>> finally I cross-compiled my OOT module for running on USRP E310.
>>>> Based on the instructions at 
>>>> "https://kb.ettus.com/Software_Development_on_the_E3xx_USRP_-_Building_RFNoC_UHD_/_GNU_Radio_/_gr-ettus_from_Source";,
>>>>  I set the environment variable PYTHONPATH a little bit different, to 
>>>> point the path of the installed OOT module:
>>>>
>>>> export PYTHONPATH=$LOCALPREFIX/lib/python3.5/dist-packages:$PYTHONPATH
>>>>
>>>> Such a way, on the target I can load my custom module in python.
>>>> root@ni-e31x-316AFEA:~# python3 -c "import custom_mod"
>>>> I created a flowgraph that use my OOT module, and I discovered in the 
>>>> newer file system for E310 python3 has not all of the needed libraries.
>>>> root@ni-e31x-316AFEA:~# ./top_block.py
>>>> Traceback (most recent call last):
>>>>  File "./top_block.py", line 12, in <module>
>>>>    from gnuradio import blocks
>>>>  File 
>>>> "/home/root/localinstall/usr/lib/python3.5/dist-packages/gnuradio/blocks/__init__.py",
>>>>  line 38, in <module>
>>>>    from .stream_to_vector_decimator import *
>>>>  File 
>>>> "/home/root/localinstall/usr/lib/python3.5/dist-packages/gnuradio/blocks/stream_to_vector_decimator.py",
>>>>  line 23, in <module>
>>>>    from gnuradio import gr
>>>>  File 
>>>> "/home/root/localinstall/usr/lib/python3.5/dist-packages/gnuradio/gr/__init__.py",
>>>>  line 46, in <module>
>>>>    from .top_block import *
>>>>  File 
>>>> "/home/root/localinstall/usr/lib/python3.5/dist-packages/gnuradio/gr/top_block.py",
>>>>  line 32, in <module>
>>>>    from .hier_block2 import hier_block2
>>>>  File 
>>>> "/home/root/localinstall/usr/lib/python3.5/dist-packages/gnuradio/gr/hier_block2.py",
>>>>  line 26, in <module>
>>>>    import pmt
>>>>  File 
>>>> "/home/root/localinstall/usr/lib/python3.5/dist-packages/pmt/__init__.py", 
>>>> line 61, in <module>
>>>>    from .pmt_to_python import pmt_to_python as to_python
>>>>  File 
>>>> "/home/root/localinstall/usr/lib/python3.5/dist-packages/pmt/pmt_to_python.py",
>>>>  line 23, in <module>
>>>>    import numpy
>>>> ImportError: No module named 'numpy'
>>>> How could I solve the problem?
>>>> I'm so close to run my OOT modules on the target...
>>>> Thanks so much.
>>>> Ivan
>>>>
>>>>
>>>>
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>>>>
>>>
> 
>