diff options
| author | Tom Rondeau <trondeau@vt.edu> | 2011-10-12 23:02:56 -0400 |
|---|---|---|
| committer | Tom Rondeau <trondeau@vt.edu> | 2011-10-12 23:02:56 -0400 |
| commit | 73ccc57f0f8c25162b8a3410e8a9e59c9e824a45 (patch) | |
| tree | 1bc5488f54adc666324cd8607e1151c0af58bf63 /gr-digital/python/modulation_utils2.py | |
| parent | d53109a88522d243bf684ffe1a9aad2801c52f07 (diff) | |
digital: changed modulation_utils2 to modulation_utils and update all files using it.
Diffstat (limited to 'gr-digital/python/modulation_utils2.py')
| -rw-r--r-- | gr-digital/python/modulation_utils2.py | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/gr-digital/python/modulation_utils2.py b/gr-digital/python/modulation_utils2.py deleted file mode 100644 index cb3a9812d4..0000000000 --- a/gr-digital/python/modulation_utils2.py +++ /dev/null @@ -1,102 +0,0 @@ -# -# Copyright 2010 Free Software Foundation, Inc. -# -# This file is part of GNU Radio -# -# 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 3, or (at your option) -# any later version. -# -# GNU Radio is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License along -# with this program; if not, write to the Free Software Foundation, Inc., -# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. -# - -""" -Miscellaneous utilities for managing mods and demods, as well as other items -useful in dealing with generalized handling of different modulations and demods. -""" - -import inspect - - -# Type 1 modulators accept a stream of bytes on their input and produce complex baseband output -_type_1_modulators = {} - -def type_1_mods(): - return _type_1_modulators - -def add_type_1_mod(name, mod_class): - _type_1_modulators[name] = mod_class - - -# Type 1 demodulators accept complex baseband input and produce a stream of bits, packed -# 1 bit / byte as their output. Their output is completely unambiguous. There is no need -# to resolve phase or polarity ambiguities. -_type_1_demodulators = {} - -def type_1_demods(): - return _type_1_demodulators - -def add_type_1_demod(name, demod_class): - _type_1_demodulators[name] = demod_class - -# Also record the constellation making functions of the modulations -_type_1_constellations = {} - -def type_1_constellations(): - return _type_1_constellations - -def add_type_1_constellation(name, constellation): - _type_1_constellations[name] = constellation - - -def extract_kwargs_from_options(function, excluded_args, options): - """ - Given a function, a list of excluded arguments and the result of - parsing command line options, create a dictionary of key word - arguments suitable for passing to the function. The dictionary - will be populated with key/value pairs where the keys are those - that are common to the function's argument list (minus the - excluded_args) and the attributes in options. The values are the - corresponding values from options unless that value is None. - In that case, the corresponding dictionary entry is not populated. - - (This allows different modulations that have the same parameter - names, but different default values to coexist. The downside is - that --help in the option parser will list the default as None, - but in that case the default provided in the __init__ argument - list will be used since there is no kwargs entry.) - - @param function: the function whose parameter list will be examined - @param excluded_args: function arguments that are NOT to be added to the dictionary - @type excluded_args: sequence of strings - @param options: result of command argument parsing - @type options: optparse.Values - """ - - # Try this in C++ ;) - args, varargs, varkw, defaults = inspect.getargspec(function) - d = {} - for kw in [a for a in args if a not in excluded_args]: - if hasattr(options, kw): - if getattr(options, kw) is not None: - d[kw] = getattr(options, kw) - return d - -def extract_kwargs_from_options_for_class(cls, options): - """ - Given command line options, create dictionary suitable for passing to __init__ - """ - d = extract_kwargs_from_options( - cls.__init__, ('self',), options) - for base in cls.__bases__: - if hasattr(base, 'extract_kwargs_from_options'): - d.update(base.extract_kwargs_from_options(options)) - return d |