User Guide# Installation Installation using conda Installation using pip Updating the package Energy-Dispersive X-ray Spectrometry (EDS) Spectrum loading and parameters Describing the sample Plotting Getting the intensity of an X-ray line EDS curve fitting EDS Quantification Utils Electron Energy Loss Spectroscopy Tools for EELS data analysis EELS curve fitting Dielectric function tools Number of effective electrons Compute the electron energy-loss signal eXSpy Metadata Structure General Sample Signal Acquisition_instrument Bibliography