строки анаграммы

def magic(s1,s2):
    m1 = {i:s1.count(i) for i in set(s1)}
    m2 = {i:s2.count(i) for i in set(s2)}
    for i in m2.keys():
        if not i in m1.keys() and m2[i]!=m1[i]:
            return False
    return True

print(magic("мошкара","ромашка"))