def fetchlist( self, reclist, cols=[] ):
		'Return a list of records given a list of record numbers'
		cols = cols or self.flist
		colset = [ self.data[f] for f in cols ]
		return [ [d[i] for d in colset] for i in reclist ]
Return a list of records given a list of record numbers
recipes/Python/577697_Simple_numeric_database/recipe-577697.py