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Diffstat (limited to 'sources/shiboken6/shibokenmodule/files.dir/shibokensupport/__feature__.py')
| -rw-r--r-- | sources/shiboken6/shibokenmodule/files.dir/shibokensupport/__feature__.py | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/sources/shiboken6/shibokenmodule/files.dir/shibokensupport/__feature__.py b/sources/shiboken6/shibokenmodule/files.dir/shibokensupport/__feature__.py deleted file mode 100644 index 0fa58d22f..000000000 --- a/sources/shiboken6/shibokenmodule/files.dir/shibokensupport/__feature__.py +++ /dev/null @@ -1,187 +0,0 @@ -############################################################################# -## -## Copyright (C) 2020 The Qt Company Ltd. -## Contact: https://www.qt.io/licensing/ -## -## This file is part of Qt for Python. -## -## $QT_BEGIN_LICENSE:LGPL$ -## Commercial License Usage -## Licensees holding valid commercial Qt licenses may use this file in -## accordance with the commercial license agreement provided with the -## Software or, alternatively, in accordance with the terms contained in -## a written agreement between you and The Qt Company. For licensing terms -## and conditions see https://www.qt.io/terms-conditions. For further -## information use the contact form at https://www.qt.io/contact-us. -## -## GNU Lesser General Public License Usage -## Alternatively, this file may be used under the terms of the GNU Lesser -## General Public License version 3 as published by the Free Software -## Foundation and appearing in the file LICENSE.LGPL3 included in the -## packaging of this file. Please review the following information to -## ensure the GNU Lesser General Public License version 3 requirements -## will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -## -## GNU General Public License Usage -## Alternatively, this file may be used under the terms of the GNU -## General Public License version 2.0 or (at your option) the GNU General -## Public license version 3 or any later version approved by the KDE Free -## Qt Foundation. The licenses are as published by the Free Software -## Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -## included in the packaging of this file. Please review the following -## information to ensure the GNU General Public License requirements will -## be met: https://www.gnu.org/licenses/gpl-2.0.html and -## https://www.gnu.org/licenses/gpl-3.0.html. -## -## $QT_END_LICENSE$ -## -############################################################################# - -""" -__feature__.py - -This is the feature file for the Qt for Python project. There is some -similarity to Python's `__future__` file, but also some distinction. - -The normal usage is like - - from __feature__ import <feature_name> [, ...] - ... - -Alternatively, there is the `set_selection` function which uses select_id's -and takes an optional `mod_name` parameter. - -The select id `-1` has the spectial meaning "ignore this module". -""" - -import sys - -all_feature_names = [ - "snake_case", - "true_property", - "_feature_04", - "_feature_08", - "_feature_10", - "_feature_20", - "_feature_40", - "_feature_80", -] - -__all__ = ["all_feature_names", "set_selection", "info"] + all_feature_names - -snake_case = 0x01 -true_property = 0x02 -_feature_04 = 0x04 -_feature_08 = 0x08 -_feature_10 = 0x10 -_feature_20 = 0x20 -_feature_40 = 0x40 -_feature_80 = 0x80 - -# let's remove the dummies for the normal user -_really_all_feature_names = all_feature_names[:] -all_feature_names = list(_ for _ in all_feature_names if not _.startswith("_")) - -# Install an import hook that controls the `__feature__` import. -""" -Note: This are two imports. ->>> import dis ->>> def test(): -... from __feature__ import snake_case -... ->>> dis.dis(test) - 2 0 LOAD_CONST 1 (0) - 2 LOAD_CONST 2 (('snake_case',)) - 4 IMPORT_NAME 0 (__feature__) - 6 IMPORT_FROM 1 (snake_case) - 8 STORE_FAST 0 (snake_case) - 10 POP_TOP - 12 LOAD_CONST 0 (None) - 14 RETURN_VALUE -""" -# XXX build an improved C version? I guess not. -def _import(name, *args, **kwargs): - # PYSIDE-1368: The `__name__` attribute does not need to exist in all modules. - # PYSIDE-1398: sys._getframe(1) may not exist when embedding. - calling_frame = _cf = sys._getframe().f_back - importing_module = _cf.f_globals.get("__name__", "__main__") if _cf else "__main__" - existing = pyside_feature_dict.get(importing_module, 0) - - if name == "__feature__" and args[2]: - __init__() - - # This is an `import from` statement that corresponds to `IMPORT_NAME`. - # The following `IMPORT_FROM` will handle errors. (Confusing, ofc.) - flag = 0 - for feature in args[2]: - if feature in _really_all_feature_names: - flag |= globals()[feature] - else: - raise SyntaxError(f"PySide feature {feature} is not defined") - - flag |= existing & 255 if isinstance(existing, int) and existing >= 0 else 0 - pyside_feature_dict[importing_module] = flag - - if importing_module == "__main__": - # We need to add all modules here which should see __feature__. - pyside_feature_dict["rlcompleter"] = flag - - # Initialize feature (multiple times allowed) and clear cache. - sys.modules["PySide6.QtCore"].__init_feature__() - return sys.modules["__feature__"] - - if name.split(".")[0] == "PySide6": - # This is a module that imports PySide6. - flag = existing if isinstance(existing, int) else 0 - else: - # This is some other module. Ignore it in switching. - flag = -1 - pyside_feature_dict[importing_module] = flag - return original_import(name, *args, **kwargs) - -_is_initialized = False - -def __init__(): - global _is_initialized - if not _is_initialized: - # use _one_ recursive import... - import PySide6.QtCore - # Initialize all prior imported modules - for name in sys.modules: - pyside_feature_dict.setdefault(name, -1) - - -def set_selection(select_id, mod_name=None): - """ - Internal use: Set the feature directly by Id. - Id == -1: ignore this module in switching. - """ - mod_name = mod_name or sys._getframe(1).f_globals['__name__'] - __init__() - # Reset the features to the given id - flag = 0 - if isinstance(select_id, int): - flag = select_id & 255 - pyside_feature_dict[mod_name] = flag - sys.modules["PySide6.QtCore"].__init_feature__() - return _current_selection(flag) - - -def info(mod_name=None): - """ - Internal use: Return the current selection - """ - mod_name = mod_name or sys._getframe(1).f_globals['__name__'] - flag = pyside_feature_dict.get(mod_name, 0) - return _current_selection(flag) - - -def _current_selection(flag): - names = [] - if flag >= 0: - for idx, name in enumerate(_really_all_feature_names): - if (1 << idx) & flag: - names.append(name) - return names - -#eof |