Hi Michelle,https://en.wikipedia.org/wiki/REPL : What Martin means is simply the Python language shell you get when you run `python3` in a console.
Best regards, Marcus On 26.01.22 14:24, Michelle wrote:
Good morning Martin, please can you explain to me what you mean by REPL? Thank you have a good day On 2022-01-25 05:04, Martin Braun wrote:Can you try running this in a REPL to see what the return value of firdes.lowpass(...) is? --M On Tue, Jan 25, 2022 at 2:03 AM Michelle <mkprojects...@gmail.com> wrote: hello, I'm using a FIR filter and I have the error : "Param - Taps(taps): Expression None is invalid for type'complex_vector'." my taps is : firdes.low_pass ( 1, samp_rate, frec_carrier, 25000,firdes.WIN_HAMMING ) samp_rate and frec_carrier are both variables in my graph. I don't understand why I have an error. Please could you tell me what I am doing wrong? Thank you.
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