ModuleNotFoundError: No module named 'dataclasses'

-- Running ifcodegen for /home/qt/work/qt/qtinterfaceframework/examples/interfaceframework/qface-climate/example-climate.qface with template frontend
ifcodegen call failed:
/opt/cmake-3.27.7/bin/cmake -E env LC_ALL=en_US.UTF-8 LD_LIBRARY_PATH=/home/qt/work/qt/qtinterfaceframework_build/src/tools/ifcodegen/qtif_qface_virtualenv/bin VIRTUAL_ENV=/home/qt/work/qt/qtinterfaceframework_build/src/tools/ifcodegen/qtif_qface_virtualenv PYTHONPATH=/home/qt/work/qt/qtinterfaceframework_build/src/tools/ifcodegen/qtif_qface_virtualenv/lib/python3.10/site-packages PYTHONHOME=/home/qt/work/qt/qtinterfaceframework_build/src/tools/ifcodegen/qtif_qface_virtualenv IFGENERATOR_CONFIG=/home/qt/work/qt/qtinterfaceframework_build/src/tools/ifcodegen/.config /home/qt/work/qt/qtinterfaceframework_build/src/tools/ifcodegen/qtif_qface_virtualenv/bin/python -B /home/qt/work/qt/qtinterfaceframework/src/tools/ifcodegen/generate.py -T /home/qt/work/qt/qtinterfaceframework/src/tools/ifcodegen/templates --template=frontend --force /home/qt/work/qt/qtinterfaceframework/examples/interfaceframework/qface-climate/example-climate.qface /home/qt/work/qt/qtinterfaceframework_build/examples/interfaceframework/qface-climate/frontend/frontend
Traceback (most recent call last):
  File "/home/qt/work/qt/qtinterfaceframework/src/tools/ifcodegen/generate.py", line 16, in <module>
    from qface.watch import monitor
  File "/home/qt/work/qt/qtinterfaceframework_build/src/tools/ifcodegen/qtif_qface_virtualenv/lib/python3.10/site-packages/qface/watch.py", line 1, in <module>
    from watchdog.events import FileSystemEventHandler
  File "/home/qt/work/qt/qtinterfaceframework_build/src/tools/ifcodegen/qtif_qface_virtualenv/lib/python3.10/site-packages/watchdog/events.py", line 99, in <module>
    from dataclasses import dataclass, field
ModuleNotFoundError: No module named 'dataclasses'
CMake Error at /home/qt/work/qt/qtinterfaceframework_build/lib/cmake/Qt6InterfaceFramework/Qt6InterfaceFrameworkMacros.cmake:431 (message):
  Error while running ifcodegen
Call Stack (most recent call first):
  /home/qt/work/qt/qtinterfaceframework_build/lib/cmake/Qt6InterfaceFramework/Qt6InterfaceFrameworkMacros.cmake:101 (qt6_ifcodegen_generate)
  /home/qt/work/qt/qtinterfaceframework_build/lib/cmake/Qt6InterfaceFramework/Qt6InterfaceFrameworkMacros.cmake:500 (internal_ifcodegen_import)
  /home/qt/work/qt/qtinterfaceframework_build/lib/cmake/Qt6InterfaceFramework/Qt6InterfaceFrameworkMacros.cmake:506 (qt6_ifcodegen_extend_target)
  examples/interfaceframework/qface-climate/frontend/CMakeLists.txt:19 (qt_ifcodegen_extend_target)
-- Configuring incomplete, errors occurred!
FAILED: build.ninja 
/opt/cmake-3.27.7/bin/cmake --regenerate-during-build -S/home/qt/work/qt/qtinterfaceframework -B/home/qt/work/qt/qtinterfaceframework_build
ninja: error: rebuilding 'build.ninja': subcommand failed
Process finished with error: exit status 1