如何在拼音中进行多行打印？

# -*- coding: utf-8 -*-

def print_pinyin(text):
    pinyin_dict = {
        'a': 'āáǎà',
        'o': 'ōóǒò',
        'e': 'ēéěè',
        'i': 'īíǐì',
        'u': 'ūúǔù',
        'v': 'ǖǘǚǜ'
    }

    for char in text:
        if char in pinyin_dict:
            print(pinyin_dict[char])
        else:
            print(char)

text = 'nihao'
print_pinyin(text)

nī
hǎo