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

[Philip Balister]

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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>