/usr/lib/python2.7/dist-packages/fftw3f/wisdom.py is in python-fftw 0.2.2-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 | # This file is part of PyFFTW.
#
# Copyright (C) 2009 Jochen Schroeder
# Email: jschrod@berlios.de
#
# PyFFTW 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 of the License, or
# (at your option) any later version.
#
# PyFFTW 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 PyFFTW. If not, see <http://www.gnu.org/licenses/>.
from lib import lib, PyFile_AsFile
def export_wisdom_to_file(filename):
"""Export accumulated wisdom to file given by the filename"""
fp = open(filename, 'a')
c_fp = PyFile_AsFile(fp)
lib.fftwf_export_wisdom_to_file(c_fp)
fp.close()
def export_wisdom_to_string():
"""Returns a string with the accumulated wisdom"""
return lib.fftwf_export_wisdom_to_string()
def import_wisdom_from_file(filename):
"""Imports wisdom from the file given by the filename"""
fp = open(filename,'r')
c_fp = PyFile_AsFile(fp)
if lib.fftwf_import_wisdom_from_file(c_fp):
pass
else:
raise IOError, "Could not read wisdom from file %s" % filename
def import_wisdom_from_string(wisdom):
"""Import wisdom from the given string"""
if lib.fftwf_import_wisdom_from_string(wisdom):
pass
else:
raise Exception, "Could not read wisdom from string: %s" % wisdom
def import_system_wisdom():
"""Import the system wisdom, this lives under /etc/fftw/wisdom on
Unix/Linux systems"""
if lib.fftwf_import_system_wisdom():
pass
else:
raise IOError, "Could not read system wisdom. On GNU/Linux and Unix "\
"system wisdom is located in /etc/fftw/wisdom"
def forget_wisdom():
"""Clear all wisdom"""
lib.fftwf_forget_wisdom()
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