Source: psygnal Section: python Priority: optional Maintainer: Debian Python Team Uploaders: Debian PaN Maintainers , Roland Mas Build-Depends: debhelper-compat (= 13), dh-python, python3-all, pybuild-plugin-pyproject, python3-hatchling, python3-hatch-vcs, python3-mypy-extensions, Standards-Version: 4.6.2.0 Testsuite: autopkgtest-pkg-pybuild Vcs-Git: https://salsa.debian.org/python-team/packages/psygnal.git Vcs-Browser: https://salsa.debian.org/python-team/packages/psygnal Rules-Requires-Root: no Package: python3-psygnal Architecture: all Depends: ${misc:Depends}, ${python3:Depends}, Description: Fast python callback/event system modeled after Qt Signals Psygnal (pronounced "signal") is a pure python implementation of the observer pattern, with the API of Qt-style Signals with (optional) signature and type checking, and support for threading. . This library does not require or use Qt in any way, It simply implements a similar observer pattern API.