Python PySide.QtCore 模块，QT_VERSION_STR 实例源码

def pyqt5():
    import PyQt5.Qt
    from PyQt5 import QtCore, uic

    remap(QtCore, "Signal", QtCore.pyqtSignal)
    remap(QtCore, "Slot", QtCore.pyqtSlot)
    remap(QtCore, "Property", QtCore.pyqtProperty)

    add(PyQt5, "__wrapper_version__", __version__)
    add(PyQt5, "__binding__", "PyQt5")
    add(PyQt5, "__binding_version__", QtCore.PYQT_VERSION_STR)
    add(PyQt5, "__qt_version__", QtCore.QT_VERSION_STR, safe=False)
    add(PyQt5, "__added__", __added__)
    add(PyQt5, "__remapped__", __remapped__)
    add(PyQt5, "__modified__", __modified__)
    add(PyQt5, "load_ui", lambda fname: uic.loadUi(fname))

    return PyQt5

def backend_pyqt4_internal_check(self):
    try:
        from PyQt4 import QtCore
    except ImportError:
        raise CheckFailed("PyQt4 not found")

    try:
        qt_version = QtCore.QT_VERSION
        pyqt_version_str = QtCore.QT_VERSION_STR
    except AttributeError:
        raise CheckFailed('PyQt4 not correctly imported')
    else:
        return ("Qt: %s, PyQt: %s" % (self.convert_qt_version(qt_version), pyqt_version_str))

def backend_qt5_internal_check(self):
    try:
        from PyQt5 import QtCore
    except ImportError:
        raise CheckFailed("PyQt5 not found")

    try:
        qt_version = QtCore.QT_VERSION
        pyqt_version_str = QtCore.QT_VERSION_STR
    except AttributeError:
        raise CheckFailed('PyQt5 not correctly imported')
    else:
        return ("Qt: %s, PyQt: %s" % (self.convert_qt_version(qt_version), pyqt_version_str))

def load_PyQt4_QtGui(finder, module):
    """There is a chance that GUI will use some image formats
    add the image format plugins
    """
    name, QtCore = _qt_implementation(module)
    _QtGui(finder, module, QtCore.QT_VERSION_STR)

def about(self):
        import platform
        if use_pyside:
            Qt_version = QtCore.__version__
            PyQt_version = PySide.__version__
        else:
            Qt_version = QtCore.QT_VERSION_STR
            PyQt_version = QtCore.PYQT_VERSION_STR
        QMessageBox.about(
            self, "About XAFSmassQt",
            """<b>XAFSmass(Qt)</b> v {0}
            <ul>
            <li>{1[0]}
            <li>{1[1]}
            </ul>
            <p>Open source, {2}. Available at PyPI and GitHub<p>
            <p>Your system:
            <ul>
            <li>{3}
            <li>Python {4}
            <li>Qt {5}
            <li>{6} {7}
            </ul>""".format(
                __version__, __author__.split(','), __license__,
                platform.platform(terse=True), platform.python_version(),
                Qt_version, QtName, PyQt_version))

def pyqt4():
    # Attempt to set sip API v2 (must be done prior to importing PyQt4)
    import sip
    try:
        sip.setapi("QString", 2)
        sip.setapi("QVariant", 2)
        sip.setapi("QDate", 2)
        sip.setapi("QDateTime", 2)
        sip.setapi("QTextStream", 2)
        sip.setapi("QTime", 2)
        sip.setapi("QUrl", 2)
    except AttributeError:
        raise ImportError
        # PyQt4 < v4.6
    except ValueError:
        # API version already set to v1
        raise ImportError

    import PyQt4.Qt
    from PyQt4 import QtCore, QtGui, uic

    remap(PyQt4, "QtWidgets", QtGui)
    remap(QtCore, "Signal", QtCore.pyqtSignal)
    remap(QtCore, "Slot", QtCore.pyqtSlot)
    remap(QtCore, "Property", QtCore.pyqtProperty)
    remap(QtCore, "QItemSelection", QtGui.QItemSelection)
    remap(QtCore, "QStringListModel", QtGui.QStringListModel)
    remap(QtCore, "QItemSelectionModel", QtGui.QItemSelectionModel)
    remap(QtCore, "QSortFilterProxyModel", QtGui.QSortFilterProxyModel)
    remap(QtCore, "QAbstractProxyModel", QtGui.QAbstractProxyModel)

    try:
        from PyQt4 import QtWebKit
        remap(PyQt4, "QtWebKitWidgets", QtWebKit)
    except ImportError:
        # QtWebkit is optional in Qt , therefore might not be available
        pass

    add(PyQt4, "__wrapper_version__", __version__)
    add(PyQt4, "__binding__", "PyQt4")
    add(PyQt4, "__binding_version__", QtCore.PYQT_VERSION_STR)
    add(PyQt4, "__qt_version__", QtCore.QT_VERSION_STR)
    add(PyQt4, "__added__", __added__)
    add(PyQt4, "__remapped__", __remapped__)
    add(PyQt4, "__modified__", __modified__)
    add(PyQt4, "load_ui", lambda fname: uic.loadUi(fname))

    return PyQt4