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- # ------------------------------------------------------------------
- # Copyright (c) 2023 PyInstaller Development Team.
- #
- # This file is distributed under the terms of the GNU General Public
- # License (version 2.0 or later).
- #
- # The full license is available in LICENSE, distributed with
- # this software.
- #
- # SPDX-License-Identifier: GPL-2.0-or-later
- # ------------------------------------------------------------------
- import os
- from PyInstaller.utils.hooks import logger, isolated
- def find_library():
- # Try importing pylsl - this will fail if the shared library is unavailable.
- try:
- import pylsl # noqa: F401
- except Exception:
- return None
- # Return the path to shared library that is used by pylsl.
- try:
- from pylsl.lib import lib as cdll # pylsl >= 0.17.0
- except ImportError:
- from pylsl.pylsl import lib as cdll # older versions
- return cdll._name
- # whenever a hook needs to load a 3rd party library, it needs to be done in an isolated subprocess
- libfile = isolated.call(find_library)
- if libfile:
- # add the liblsl library to the binaries
- # it gets packaged in pylsl/lib, which is where pylsl will look first
- binaries = [(libfile, os.path.join('pylsl', 'lib'))]
- else:
- logger.warning("liblsl shared library not found - pylsl will likely fail to work!")
- binaries = []
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