96 lines
3.6 KiB
Python
Executable File
96 lines
3.6 KiB
Python
Executable File
#-----------------------------------------------------------------------------
|
|
# Copyright (c) 2005-2023, PyInstaller Development Team.
|
|
#
|
|
# Distributed under the terms of the GNU General Public License (version 2
|
|
# or later) with exception for distributing the bootloader.
|
|
#
|
|
# The full license is in the file COPYING.txt, distributed with this software.
|
|
#
|
|
# SPDX-License-Identifier: (GPL-2.0-or-later WITH Bootloader-exception)
|
|
#-----------------------------------------------------------------------------
|
|
|
|
#-- Start bootstrap process
|
|
# Only python built-in modules can be used.
|
|
|
|
import sys
|
|
|
|
import pyimod02_importers
|
|
|
|
# Extend Python import machinery by adding PEP302 importers to sys.meta_path.
|
|
pyimod02_importers.install()
|
|
|
|
#-- Bootstrap process is complete.
|
|
# We can use other python modules (e.g. os)
|
|
|
|
import os # noqa: E402
|
|
|
|
# Let other python modules know that the code is running in frozen mode.
|
|
if not hasattr(sys, 'frozen'):
|
|
sys.frozen = True
|
|
|
|
# sys._MEIPASS is now set in the bootloader. Hooray.
|
|
|
|
# Python 3 C-API function Py_SetPath() resets sys.prefix to empty string. Python 2 was using PYTHONHOME for sys.prefix.
|
|
# Let's do the same for Python 3.
|
|
sys.prefix = sys._MEIPASS
|
|
sys.exec_prefix = sys.prefix
|
|
|
|
# Python 3.3+ defines also sys.base_prefix. Let's set them too.
|
|
sys.base_prefix = sys.prefix
|
|
sys.base_exec_prefix = sys.exec_prefix
|
|
|
|
# Some packages behave differently when running inside virtual environment. E.g., IPython tries to append path
|
|
# VIRTUAL_ENV to sys.path. For the frozen app we want to prevent this behavior.
|
|
VIRTENV = 'VIRTUAL_ENV'
|
|
if VIRTENV in os.environ:
|
|
# On some platforms (e.g., AIX) 'os.unsetenv()' is unavailable and deleting the var from os.environ does not
|
|
# delete it from the environment.
|
|
os.environ[VIRTENV] = ''
|
|
del os.environ[VIRTENV]
|
|
|
|
# Ensure sys.path contains absolute paths. Otherwise, import of other python modules will fail when current working
|
|
# directory is changed by the frozen application.
|
|
python_path = []
|
|
for pth in sys.path:
|
|
python_path.append(os.path.abspath(pth))
|
|
sys.path = python_path
|
|
|
|
# At least on Windows, Python seems to hook up the codecs on this import, so it is not enough to just package up all
|
|
# the encodings.
|
|
#
|
|
# It was also reported that without 'encodings' module, the frozen executable fails to load in some configurations:
|
|
# http://www.pyinstaller.org/ticket/651
|
|
#
|
|
# Importing 'encodings' module in a run-time hook is not enough, since some run-time hooks require this module, and the
|
|
# order of running the code from the run-time hooks is not defined.
|
|
try:
|
|
import encodings # noqa: F401
|
|
except ImportError:
|
|
pass
|
|
|
|
# In the Python interpreter 'warnings' module is imported when 'sys.warnoptions' is not empty. Mimic this behavior.
|
|
if sys.warnoptions:
|
|
import warnings # noqa: F401
|
|
|
|
# Install the hooks for ctypes
|
|
import pyimod03_ctypes # noqa: E402
|
|
|
|
pyimod03_ctypes.install()
|
|
|
|
# Install the hooks for pywin32 (Windows only)
|
|
if sys.platform.startswith('win'):
|
|
import pyimod04_pywin32
|
|
pyimod04_pywin32.install()
|
|
|
|
# Apply a hack for metadata that was collected from (unzipped) python eggs; the EGG-INFO directories are collected into
|
|
# their parent directories (my_package-version.egg/EGG-INFO), and for metadata to be discoverable by
|
|
# `importlib.metadata`, the .egg directory needs to be in `sys.path`. The deprecated `pkg_resources` does not have this
|
|
# limitation, and seems to work as long as the .egg directory's parent directory (in our case `sys._MEIPASS` is in
|
|
# `sys.path`.
|
|
for entry in os.listdir(sys._MEIPASS):
|
|
entry = os.path.join(sys._MEIPASS, entry)
|
|
if not os.path.isdir(entry):
|
|
continue
|
|
if entry.endswith('.egg'):
|
|
sys.path.append(entry)
|