convert measure atom descriptions to a measure attributes list

gistfile1.py

def generateMeasureAtomIdx(st, measures):
    measuresIdxs = []
    if not measures: return measuresIdxs
    
    for measure in measures.split(','):
        atoms, importance = measure.split('@')
        measureAttributes = { 'importance' : float(importance) }
        for i, atomSelection in enumerate(atoms.split('-')):
            atomAslExpr = shortAtomSelectionToAsl(atomSelection)
            measureAttributes['atom%s' % i] = analyze.evaluate_asl(st, atomAslExpr)[0]
        measuresIdxs.append(measureAttributes)
    
    return measureIdxs