def init(config): global advanced_fit, mass_fraction_tool from PyMca.ClassMcaTheory import McaTheory config['fit']['use_limit'] = 1 advanced_fit = McaTheory(config=config) advanced_fit.enableOptimizedLinearFit() if 'concentrations' in config: mass_fraction_tool = ConcentrationsTool(config['concentrations']) mass_fraction_tool.config['time'] = 1 else: mass_fraction_tool = None