diff options
Diffstat (limited to 'gnuradio-examples/python/hier')
38 files changed, 38 insertions, 38 deletions
diff --git a/gnuradio-examples/python/hier/Makefile.am b/gnuradio-examples/python/hier/Makefile.am index c212ade197..10bda3b474 100644 --- a/gnuradio-examples/python/hier/Makefile.am +++ b/gnuradio-examples/python/hier/Makefile.am @@ -5,7 +5,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/audio/Makefile.am b/gnuradio-examples/python/hier/audio/Makefile.am index 50cf3e6cc1..34538d180f 100644 --- a/gnuradio-examples/python/hier/audio/Makefile.am +++ b/gnuradio-examples/python/hier/audio/Makefile.am @@ -5,7 +5,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/audio/dial_tone2.py b/gnuradio-examples/python/hier/audio/dial_tone2.py index 3511fdba75..a5010faa5d 100755 --- a/gnuradio-examples/python/hier/audio/dial_tone2.py +++ b/gnuradio-examples/python/hier/audio/dial_tone2.py @@ -6,7 +6,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/dect/Makefile.am b/gnuradio-examples/python/hier/dect/Makefile.am index e676ee3b4a..5ab1589aea 100644 --- a/gnuradio-examples/python/hier/dect/Makefile.am +++ b/gnuradio-examples/python/hier/dect/Makefile.am @@ -5,7 +5,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/dect/dect_receiver.py b/gnuradio-examples/python/hier/dect/dect_receiver.py index f0ec7ba0c1..80ea93794a 100644 --- a/gnuradio-examples/python/hier/dect/dect_receiver.py +++ b/gnuradio-examples/python/hier/dect/dect_receiver.py @@ -6,7 +6,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/dect/gmsk2.py b/gnuradio-examples/python/hier/dect/gmsk2.py index 32569b4d07..f26c566552 100644 --- a/gnuradio-examples/python/hier/dect/gmsk2.py +++ b/gnuradio-examples/python/hier/dect/gmsk2.py @@ -8,7 +8,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/dect/usrp_dect.py b/gnuradio-examples/python/hier/dect/usrp_dect.py index 8fe15932db..bf562e0d96 100755 --- a/gnuradio-examples/python/hier/dect/usrp_dect.py +++ b/gnuradio-examples/python/hier/dect/usrp_dect.py @@ -6,7 +6,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/dect/usrp_source.py b/gnuradio-examples/python/hier/dect/usrp_source.py index 9226f92060..6a779840f2 100644 --- a/gnuradio-examples/python/hier/dect/usrp_source.py +++ b/gnuradio-examples/python/hier/dect/usrp_source.py @@ -6,7 +6,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/digital/Makefile.am b/gnuradio-examples/python/hier/digital/Makefile.am index 5a098eea74..35824b1361 100644 --- a/gnuradio-examples/python/hier/digital/Makefile.am +++ b/gnuradio-examples/python/hier/digital/Makefile.am @@ -5,7 +5,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/digital/benchmark_loopback.py b/gnuradio-examples/python/hier/digital/benchmark_loopback.py index f560468d7d..a98d1cdfb4 100755 --- a/gnuradio-examples/python/hier/digital/benchmark_loopback.py +++ b/gnuradio-examples/python/hier/digital/benchmark_loopback.py @@ -7,7 +7,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/digital/benchmark_rx.py b/gnuradio-examples/python/hier/digital/benchmark_rx.py index 3de328a3d6..669d5618e7 100755 --- a/gnuradio-examples/python/hier/digital/benchmark_rx.py +++ b/gnuradio-examples/python/hier/digital/benchmark_rx.py @@ -6,7 +6,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/digital/benchmark_tx.py b/gnuradio-examples/python/hier/digital/benchmark_tx.py index df4a2005df..0059a4555e 100755 --- a/gnuradio-examples/python/hier/digital/benchmark_tx.py +++ b/gnuradio-examples/python/hier/digital/benchmark_tx.py @@ -6,7 +6,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/digital/fusb_options.py b/gnuradio-examples/python/hier/digital/fusb_options.py index cdb15d72b3..153e06bea7 100644 --- a/gnuradio-examples/python/hier/digital/fusb_options.py +++ b/gnuradio-examples/python/hier/digital/fusb_options.py @@ -5,7 +5,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/digital/pick_bitrate.py b/gnuradio-examples/python/hier/digital/pick_bitrate.py index 42aefa94e3..82a4768888 100644 --- a/gnuradio-examples/python/hier/digital/pick_bitrate.py +++ b/gnuradio-examples/python/hier/digital/pick_bitrate.py @@ -5,7 +5,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/digital/receive_path.py b/gnuradio-examples/python/hier/digital/receive_path.py index fce7db162e..917ed1aa33 100644 --- a/gnuradio-examples/python/hier/digital/receive_path.py +++ b/gnuradio-examples/python/hier/digital/receive_path.py @@ -6,7 +6,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/digital/receive_path_lb.py b/gnuradio-examples/python/hier/digital/receive_path_lb.py index 69d721df30..1138f4c8e6 100644 --- a/gnuradio-examples/python/hier/digital/receive_path_lb.py +++ b/gnuradio-examples/python/hier/digital/receive_path_lb.py @@ -6,7 +6,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/digital/rx_voice.py b/gnuradio-examples/python/hier/digital/rx_voice.py index 1304862458..c9c33c3d56 100755 --- a/gnuradio-examples/python/hier/digital/rx_voice.py +++ b/gnuradio-examples/python/hier/digital/rx_voice.py @@ -6,7 +6,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/digital/transmit_path.py b/gnuradio-examples/python/hier/digital/transmit_path.py index 4ed477ea15..18fecd3d5b 100644 --- a/gnuradio-examples/python/hier/digital/transmit_path.py +++ b/gnuradio-examples/python/hier/digital/transmit_path.py @@ -5,7 +5,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/digital/transmit_path_lb.py b/gnuradio-examples/python/hier/digital/transmit_path_lb.py index 424eafdeec..5a05b880c7 100644 --- a/gnuradio-examples/python/hier/digital/transmit_path_lb.py +++ b/gnuradio-examples/python/hier/digital/transmit_path_lb.py @@ -5,7 +5,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/digital/tunnel.py b/gnuradio-examples/python/hier/digital/tunnel.py index 56229f5360..7d17ff958a 100755 --- a/gnuradio-examples/python/hier/digital/tunnel.py +++ b/gnuradio-examples/python/hier/digital/tunnel.py @@ -6,7 +6,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/digital/tx_voice.py b/gnuradio-examples/python/hier/digital/tx_voice.py index eba0c3c719..09b1c58470 100755 --- a/gnuradio-examples/python/hier/digital/tx_voice.py +++ b/gnuradio-examples/python/hier/digital/tx_voice.py @@ -6,7 +6,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/networking/Makefile.am b/gnuradio-examples/python/hier/networking/Makefile.am index eaa568008a..95ced72885 100644 --- a/gnuradio-examples/python/hier/networking/Makefile.am +++ b/gnuradio-examples/python/hier/networking/Makefile.am @@ -5,7 +5,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/networking/audio_sink.py b/gnuradio-examples/python/hier/networking/audio_sink.py index 4e5f647604..116a848150 100755 --- a/gnuradio-examples/python/hier/networking/audio_sink.py +++ b/gnuradio-examples/python/hier/networking/audio_sink.py @@ -6,7 +6,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/networking/audio_source.py b/gnuradio-examples/python/hier/networking/audio_source.py index 168e1cba92..2c42e29d3f 100755 --- a/gnuradio-examples/python/hier/networking/audio_source.py +++ b/gnuradio-examples/python/hier/networking/audio_source.py @@ -6,7 +6,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/networking/dial_tone_sink.py b/gnuradio-examples/python/hier/networking/dial_tone_sink.py index de0db14d88..5b979b35bf 100755 --- a/gnuradio-examples/python/hier/networking/dial_tone_sink.py +++ b/gnuradio-examples/python/hier/networking/dial_tone_sink.py @@ -6,7 +6,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/networking/dial_tone_source.py b/gnuradio-examples/python/hier/networking/dial_tone_source.py index 5ef4f25d68..f092097d94 100755 --- a/gnuradio-examples/python/hier/networking/dial_tone_source.py +++ b/gnuradio-examples/python/hier/networking/dial_tone_source.py @@ -6,7 +6,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/networking/vector_sink.py b/gnuradio-examples/python/hier/networking/vector_sink.py index 35ea36e636..05f3b0cbc1 100755 --- a/gnuradio-examples/python/hier/networking/vector_sink.py +++ b/gnuradio-examples/python/hier/networking/vector_sink.py @@ -6,7 +6,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/networking/vector_source.py b/gnuradio-examples/python/hier/networking/vector_source.py index ad3c31be7d..8ef01d7a90 100755 --- a/gnuradio-examples/python/hier/networking/vector_source.py +++ b/gnuradio-examples/python/hier/networking/vector_source.py @@ -6,7 +6,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/ofdm/Makefile.am b/gnuradio-examples/python/hier/ofdm/Makefile.am index 68304cd3cd..b3ebfe6a80 100644 --- a/gnuradio-examples/python/hier/ofdm/Makefile.am +++ b/gnuradio-examples/python/hier/ofdm/Makefile.am @@ -5,7 +5,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/sounder/Makefile.am b/gnuradio-examples/python/hier/sounder/Makefile.am index 1d26e0cb71..9814d80ef8 100644 --- a/gnuradio-examples/python/hier/sounder/Makefile.am +++ b/gnuradio-examples/python/hier/sounder/Makefile.am @@ -5,7 +5,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/sounder/sounder_rx.py b/gnuradio-examples/python/hier/sounder/sounder_rx.py index e1b64001b2..d24eb8efa9 100644 --- a/gnuradio-examples/python/hier/sounder/sounder_rx.py +++ b/gnuradio-examples/python/hier/sounder/sounder_rx.py @@ -6,7 +6,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/sounder/sounder_tx.py b/gnuradio-examples/python/hier/sounder/sounder_tx.py index c6810b01af..dcdd9fc5ce 100644 --- a/gnuradio-examples/python/hier/sounder/sounder_tx.py +++ b/gnuradio-examples/python/hier/sounder/sounder_tx.py @@ -6,7 +6,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/sounder/usrp_sink.py b/gnuradio-examples/python/hier/sounder/usrp_sink.py index 03a987d41c..34b6107048 100644 --- a/gnuradio-examples/python/hier/sounder/usrp_sink.py +++ b/gnuradio-examples/python/hier/sounder/usrp_sink.py @@ -6,7 +6,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/sounder/usrp_sounder_rx.py b/gnuradio-examples/python/hier/sounder/usrp_sounder_rx.py index 094ae4bcd0..54c612f623 100755 --- a/gnuradio-examples/python/hier/sounder/usrp_sounder_rx.py +++ b/gnuradio-examples/python/hier/sounder/usrp_sounder_rx.py @@ -6,7 +6,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/sounder/usrp_sounder_tx.py b/gnuradio-examples/python/hier/sounder/usrp_sounder_tx.py index e1ee5b8444..e7fc3f60bb 100755 --- a/gnuradio-examples/python/hier/sounder/usrp_sounder_tx.py +++ b/gnuradio-examples/python/hier/sounder/usrp_sounder_tx.py @@ -6,7 +6,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/sounder/usrp_source.py b/gnuradio-examples/python/hier/sounder/usrp_source.py index 9dc471d9e1..63eb3ce2bf 100644 --- a/gnuradio-examples/python/hier/sounder/usrp_source.py +++ b/gnuradio-examples/python/hier/sounder/usrp_source.py @@ -6,7 +6,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/usrp/Makefile.am b/gnuradio-examples/python/hier/usrp/Makefile.am index cff19ae112..3d4ea30dbc 100644 --- a/gnuradio-examples/python/hier/usrp/Makefile.am +++ b/gnuradio-examples/python/hier/usrp/Makefile.am @@ -5,7 +5,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, diff --git a/gnuradio-examples/python/hier/usrp/usrp_fft.py b/gnuradio-examples/python/hier/usrp/usrp_fft.py index b312130044..2dc059e533 100755 --- a/gnuradio-examples/python/hier/usrp/usrp_fft.py +++ b/gnuradio-examples/python/hier/usrp/usrp_fft.py @@ -6,7 +6,7 @@ # # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) +# the Free Software Foundation; either version 3, or (at your option) # any later version. # # GNU Radio is distributed in the hope that it will be useful, |