Mercurial > libervia-backend

annotate sat/tools/common/dynamic_import.py @ 3185:554b3b632378

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memory (cache): purge + pathlib: - cache is now purged on backend startup (every file which has passed EOL will be deleted) - use of pathlib, getPath now returns a Path
author Goffi <goffi@goffi.org>
date Wed, 26 Feb 2020 15:54:43 +0100
parents 559a625a236b
children 3ff952c042ae
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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ab2696e34d29 Python 3 port:
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1 #!/usr/bin/env python3
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2
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3
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4 # SàT: a XMPP
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5 # Copyright (C) 2009-2020 Jérôme Poisson (goffi@goffi.org)
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6
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7 # This program is free software: you can redistribute it and/or modify
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8 # it under the terms of the GNU Affero General Public License as published by
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9 # the Free Software Foundation, either version 3 of the License, or
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10 # (at your option) any later version.
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12 # This program is distributed in the hope that it will be useful,
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13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 # GNU Affero General Public License for more details.
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17 # You should have received a copy of the GNU Affero General Public License
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18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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19
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20 """ tools dynamic import """
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21
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22 from importlib import import_module
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25 def bridge(name, module_path="sat.bridge"):
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26 """Import bridge module
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27
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28 @param module_path(str): path of the module to import
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29 @param name(str): name of the bridge to import (e.g.: dbus)
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30 @return (module, None): imported module or None if nothing is found
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31 """
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32 try:
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33 bridge_module = import_module(module_path + "." + name)
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34 except ImportError:
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35 try:
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36 bridge_module = import_module(module_path + "." + name + "_bridge")
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37 except ImportError:
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38 bridge_module = None
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39 return bridge_module