如何用逗号分隔小写和大写字母？

如何解决如何用逗号分隔小写和大写字母？

Neriman KivrakCanan AcerTurkiye El MohammedAyse Ozgecan

变成

Neriman Kivrak,Canan Acer,Turkiye El Mohammed,Ayse Ozgecan

解决方法

假设您希望将输出作为一个字符串，这里有一个解决方案：

def charCount(search_letter):
    a = ["farshad","ghassemi?d","madam","?radar?","duration","con?tained"]
    for word in a:
        word = word.lower()
        for letter in word:
            x = word.count(search_letter)
            print(word,"contains",x,search_letter)
# letters = ("aeiou")
letters = ("abcdefghijklmnopqrstuvwxyz")    
for search_letter in letters:
    charCount(search_letter)