Embedding PyMca XRF fitting =========================== Besides providing ready-to-use applications, PyMca is very modular and it allows to be used as a library. Let's say you have your own way of displaying your data into a PyQt5 (or PyQt4, PySide or PySide2) application. All you need to do to provide XRF fitting capabilities to it requires 4 lines of code. .. code-block:: python from PyMca5.PyMca import McaAdvancedFit widget = McaAdvancedFit.McaAdvancedFit() widget.setData(channels, counts) widget.show()