Mercurial > libervia-backend

annotate libervia/backend/tools/common/dynamic_import.py @ 4113:3f59a2b141cc

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doc (installation): update `pipx` instruction and remove `requirements.txt` mention
author Goffi <goffi@goffi.org>
date Wed, 09 Aug 2023 00:48:11 +0200
parents 4b842c1fb686
children
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1 #!/usr/bin/env python3
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2
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3 # Libervia: an XMPP client
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4 # Copyright (C) 2009-2021 Jérôme Poisson (goffi@goffi.org)
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6 # This program is free software: you can redistribute it and/or modify
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7 # it under the terms of the GNU Affero General Public License as published by
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8 # the Free Software Foundation, either version 3 of the License, or
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9 # (at your option) any later version.
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11 # This program is distributed in the hope that it will be useful,
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12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 # GNU Affero General Public License for more details.
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16 # You should have received a copy of the GNU Affero General Public License
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17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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18
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19 """ tools dynamic import """
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20
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21 from importlib import import_module
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22 from libervia.backend.core.log import getLogger
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25 log = getLogger(__name__)
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28 def bridge(name, module_path="libervia.backend.bridge"):
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29 """import bridge module
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31 @param module_path(str): path of the module to import
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32 @param name(str): name of the bridge to import (e.g.: dbus)
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33 @return (module, None): imported module or None if nothing is found
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34 """
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35 try:
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36 bridge_module = import_module(module_path + "." + name)
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37 except ImportError:
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38 try:
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39 bridge_module = import_module(module_path + "." + name + "_bridge")
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40 except ImportError as e:
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41 log.warning(f"Can't import bridge {name!r}: {e}")
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42 bridge_module = None
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43 return bridge_module