Thanks Tom and Marcus, So it's not necessary to run sudo gnuradio-companion at all :-)
Van-Ly p/s: I am new to almost everything that I'm working with, from ubuntu to gnuradio :-) just glad to talk to you :-) Nguyen Van-Ly, Vietnam National University, Hanoi - VNU University of Engineering and Technology - UET Faculty of Electronics and Telecommunications - FET Tel: +84 978 819 406 On Wed, Jul 23, 2014 at 9:43 PM, Marcus Müller <marcus.muel...@ettus.com> wrote: > Hi Van-Ly, > > So, is there any difference between *sudo gnuradio-companion* and > *gnuradio-companion* ? > > Yes, the "sudo" part ;) > sudo is used to make a program run under a different user, and in a > different environment. For example, sudo gnuradio-companion runs > gnuradio-companion as root. Why did you do that? > > But that doesn't set the PYTHONPATH environment, so python can't find > the modules you installed to your local python package prefix. > > Greetings, > Marcus > > On 23.07.2014 16:32, Nguyễn Văn Lý wrote: > > Hi Marcus, > > > > I've gotten a surprising thing and I couldn't explain why. > > First, I type: sudo gnuradio-companion to open the GNUradio and test my > own > > module. It turned out an error message as I described in the previous > mail. > > (ImportError: No module named Tool_NetworkCoding) > > However, when I just type: gnuradio-companion and also run the same grc > > file, the error message disappeared, and everything then seems to go > well. > > > > Thank you very much > > Van-Ly > > > > > > > > Nguyen Van-Ly, > > Vietnam National University, Hanoi - VNU > > University of Engineering and Technology - UET > > Faculty of Electronics and Telecommunications - FET > > > > Tel: +84 978 819 406 > > > > > > > > On Wed, Jul 23, 2014 at 6:47 PM, Marcus Müller <marcus.muel...@ettus.com > > > > wrote: > > > >> Hi Van-Ly, > >> > >> if you installed everything correctly, Python should be able to find the > >> module. > >> You can verify this by looking at the install_manifest.txt in your OOT's > >> build/ directory, in which there should be an entry for every file it > >> copied. > >> Find your python files (there always should be an __init__.py) and check > >> if the target location is part of your $PYTHONPATH. > >> > >> Greetings, > >> Marcus > >> > >> > >> On 23.07.2014 13:35, Nguyễn Văn Lý wrote: > >> > >> Hi all, > >> > >> I have created a new module called Tool_NetworkCoding. During the > >> installation, I did not get any error message, everything went well. But > >> when I run a grc file to test some blocks inside this new module, it > turned > >> out an error message: > >> > >> > >> > >> *Traceback (most recent call last): File > >> "/home/van-ly/Downloads/top_block.py", line 16, in <module> import > >> Tool_NetworkCodingImportError: No module named Tool_NetworkCoding* > >> > >> Please help me with this. > >> Thank you in advance > >> Van-Ly > >> > >> Nguyen Van-Ly, > >> Vietnam National University, Hanoi - VNU > >> University of Engineering and Technology - UET > >> Faculty of Electronics and Telecommunications - FET > >> > >> Tel: +84 978 819 406 > >> > >> Standing on my own two feet !!! > >> > >> > >> > >> > >> _______________________________________________ > >> Discuss-gnuradio mailing listDiscuss-gnuradio@gnu.orghttps:// > lists.gnu.org/mailman/listinfo/discuss-gnuradio > >> > >> > >> > >> _______________________________________________ > >> Discuss-gnuradio mailing list > >> Discuss-gnuradio@gnu.org > >> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > >> > >> > >
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