1 #!/usr/bin/env python 2 3 """ 4 Import utilities. 5 6 Copyright (C) 2017, 2018 Paul Boddie <paul@boddie.org.uk> 7 8 This program is free software; you can redistribute it and/or modify it under 9 the terms of the GNU General Public License as published by the Free Software 10 Foundation; either version 3 of the License, or (at your option) any later 11 version. 12 13 This program is distributed in the hope that it will be useful, but WITHOUT 14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 15 FOR A PARTICULAR PURPOSE. See the GNU General Public License for more 16 details. 17 18 You should have received a copy of the GNU General Public License along with 19 this program. If not, see <http://www.gnu.org/licenses/>. 20 """ 21 22 from os.path import isdir, join, splitext 23 from os import listdir 24 from importlib import import_module 25 26 def get_extensions(dirname, modname, stores, reserved, prefix=None): 27 28 "Import extensions inside 'dirname'." 29 30 for filename in listdir(dirname): 31 pathname = join(dirname, filename) 32 33 # Descend into directories, prefixing the identified modules. 34 35 if isdir(pathname): 36 store_name = prefix and "%s.%s" % (prefix, modname) or filename 37 get_extensions(pathname, "%s.%s" % (modname, filename), 38 stores, reserved, store_name) 39 continue 40 41 # Identify modules and import them. 42 43 leafname, ext = splitext(filename) 44 45 if ext == ".py" and leafname not in reserved: 46 store_name = prefix and "%s.%s" % (prefix, leafname) or leafname 47 stores[store_name] = import_module("%s.%s" % (modname, leafname)) 48 49 # vim: tabstop=4 expandtab shiftwidth=4