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

[CEL]

Hi Ivan,

GNU Radio 3.7: Python2
GNU Radio 3.8: Py2 XOR Py3
GNU Radio >3.8: Py3
On Thu, 2020-02-20 at 19:35 +0100, Ivan Iudice wrote:
> Your help is very welcome!
> I’m sorry for the stupid question, however, how can I know which version of 
> python is used by gnuradio?
> 
> Ivan
> 
> > Il giorno 20 feb 2020, alle ore 19:22, Philip Balister <address@hidden> ha 
> > scritto:
> > 
> > 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
> > > > > > 
> > > > > > 
> > > > > > 
> > > > > > Con Tiscali Mobile Smart 30 4G hai minuti illimitati, 100 SMS e 30 
> > > > > > Giga in 4G a soli 8,99€ al mese. http://tisca.li/smart30
> > > > > > 
> 
>

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