# Import the necessary PyQt modules
from PyQt6 import QtCore, QtGui, QtWidgets

# Import the QLibrary class
from PyQt6.QtCore import QLibrary

# Create a QLibrary instance to load the compiled C++ module
cppModule = QLibrary("/path/to/compiled/cpp/module")

# Load the library
cppModule.load()

# Use the Qt APIs to access the functionality in the C++ module and
# create a QDockWidget to contain the C++ module's graphical interface
dockWidget = QtWidgets.QDockWidget()
dockWidget.setWidget(cppModule.someQWidget())

# Add the QDockWidget to your PyQt application's main window
mainWindow = QtWidgets.QMainWindow()
mainWindow.addDockWidget(QtCore.Qt.LeftDockWidgetArea, dockWidget)

# Show the main window
mainWindow.show()