Add hook for numpy in pyinstaller

scripts/pyinstaller/hooks/hook-numpy.core.py

@@ -0,0 +1,35 @@
+# -----------------------------------------------------------------------------
+# Copyright (c) 2013-2018, PyInstaller Development Team.
+#
+# Distributed under the terms of the GNU General Public License with exception
+# for distributing bootloader.
+#
+# The full license is in the file COPYING.txt, distributed with this software.
+# -----------------------------------------------------------------------------
+# If numpy is built with MKL support it depends on a set of libraries loaded
+# at runtime. Since PyInstaller's static analysis can't find them they must be
+# included manually.
+#
+# See
+# https://github.com/pyinstaller/pyinstaller/issues/1881
+# https://github.com/pyinstaller/pyinstaller/issues/1969
+# for more information
+import os.path
+import re
+from PyInstaller.utils.hooks import get_package_paths
+from PyInstaller import log as logging
+from typing import List
+
+binaries: List = []
+
+logger = logging.getLogger(__name__)
+
+# look for libraries in numpy package path
+pkg_base, pkg_dir = get_package_paths('numpy')
+dll_dir = os.path.join(pkg_dir, 'DLLs')
+logger.info("pkg_base=%r, pkg_dir=%r, dll_dir=%r", pkg_base, pkg_dir, dll_dir)
+if os.path.exists(dll_dir):
+    re_anylib = re.compile(r'\w+\.(?:dll|so|dylib)', re.IGNORECASE)
+    dlls_pkg = [f for f in os.listdir(dll_dir) if re_anylib.match(f)]
+    logger.info("dlls_pkg=%r", dlls_pkg)
+    binaries += [(os.path.join(dll_dir, f), '.') for f in dlls_pkg]