'FitBenchmarking': an open source 'Python' package comparing data fitting software. - Anders Markvardsen; Tyrone Rees; Michael Wathen; Andrew Lister; Patrick Odagiu; Atijit Anuchitanukul; Tom Farmer; Anthony Lim; Federico Montesino; Tim Snow; Andrew McCluskey (J. Open Source Softw., 2021)