class Reasoner:
    def __init__(self, rules):
        self.rules = rules
    def evaluate(self, entries):
        return [r['action'] for r in self.rules if self._check(r['condition'], entries)]
    def _check(self, cond, entries):
        if cond.startswith('count'):
            # e.g. count(type=anomaly)>3
            p = cond.replace('count(', '').split(')')
            key, val = p[0].split('=')
            count = sum(1 for e in entries if e.get(key) == val)
            return eval(f"{count}{p[1]}")
        return False