Re: [Discuss-gnuradio] usrp_nbfm_ptt.py Error: __init__() takes exactly 4 arguments (6 given)

[mario behn]

Yes, it does. The application is starting now without any error. Thanks.

On Fri, Mar 23, 2012 at 8:55 PM, Ben Reynwar <address@hidden> wrote:
> I'm pretty sure this will fix it.
>
> replace line 372:
>
>    def __init__(self, args, gain, audio_output):
>
> with
>
>    def __init__(self, args, spec, antenna, gain, audio_output):
>
> On Fri, Mar 23, 2012 at 1:23 PM, Ben Reynwar <address@hidden> wrote:
>> On Fri, Mar 23, 2012 at 11:30 AM, mario behn <address@hidden> wrote:
>>> On Fri, Mar 23, 2012 at 5:50 PM, Ben Reynwar <address@hidden> wrote:
>>>> That sounds like the example is out-of-date.  It's calling some
>>>> function that expects a different number of arguments than it is
>>>> giving it.  If you included the entire error output then we could
>>>> better see what the problem was (i.e. which function is raising this
>>>> error).
>>>>
>>>> Cheers,
>>>> Ben
>>>
>>> Hi Ben,
>>>
>>> thank you for your answer. I agree, here is the total text of the
>>> error, eric4 gives me:
>>>
>>> The debugged program raised the exception unhandled TypeError
>>> "__init__() takes exactly 4 arguments (6 given)"
>>> File: /home/usrp1/USRP/gnuradio/gr-uhd/examples/usrp_nbfm_ptt.py, Line: 81
>>>
>>> and highlights line 81 correspondingly:
>>>
>>> 76     self.txpath = transmit_path(options.args, options.spec,
>>> 77                                    options.antenna, options.tx_gain,
>>> 78                                    options.audio_input)
>>> 79     self.rxpath = receive_path(options.args, options.spec,
>>> 80                                   options.antenna, options.rx_gain,
>>> 81                                   options.audio_output)
>>> 82      self.connect(self.txpath)
>>> 83      self.connect(self.rxpath)
>>>
>>> and it is actually the file available here:
>>>
>>> http://gnuradio.org/redmine/projects/gnuradio/repository/revisions/v3.5.3git/changes/gr-uhd/examples/usrp_nbfm_ptt.py
>>>
>>> Is there any quick fix I can apply?
>>>
>>> Cheers
>>>
>>> Mario Behn
>>
>> Yep, there is an error in that file.  The receive_path defined on line
>> 371 isn't compatible with the call to receive_path on line 79.
>> Perhaps try removing options.spec and options.antenna from the call,
>> but I'm just guessing, I haven't used this example before.