How to use the emoji.unicode_codes.UNICODE_EMOJI function in emoji

def replace(match):
        codes_dict = unicode_codes.UNICODE_EMOJI_ALIAS if use_aliases else unicode_codes.UNICODE_EMOJI
        val = codes_dict.get(match.group(0), match.group(0))
        return delimiters[0] + val[1:-1] + delimiters[1]

def getEntries(self):
        entryList = []

        for emoji, code in sorted(unicode_codes.UNICODE_EMOJI.items()):
            entryList.append([emoji, '{0} {1}'.format(emoji, code)])

        return entryList

def has_emoji(text: str) -> bool:
    return any(c in emoji.unicode_codes.UNICODE_EMOJI for c in text)

def emoji_count(string):
   """Returns the count of emojis in a string"""
   c=0
   for i in string:
     if i in unicode_codes.UNICODE_EMOJI:
	      c=c+1
   return(c)

def replace_emoji(x):
    if x in UNICODE_EMOJI.keys():
        return ' ' + UNICODE_EMOJI[x].replace(':', '@') + ' '
    else:
        return x

def replace_emoji(x):
    if x in UNICODE_EMOJI.keys():
        return ' ' + UNICODE_EMOJI[x].replace(':', '@') + ' '
    else:
        return x