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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:

def emoticons(string):
    '''emot.emoticons is use to detect emoticons from text

        >>> text = "I love python 👨 :-)"
        >>> emot.emoticons(text)
        >>> {'value': [':-)'], 'location': [[16, 19]], 'mean': ['Happy face smiley'], 'flag': True}
    '''
    __entities = []
    flag = True
    try:
        pattern = u'(' + u'|'.join(k for k in emo_unicode.EMOTICONS) + u')'
        __entities = []
        __value = []
        __location = []
        matches = re.finditer(r"%s"%pattern,str(string))
        for et in matches:
            __value.append(et.group().strip())
            __location.append([et.start(),et.end()])
            
        __mean = []
        for each in __value:
            __mean.append(emo_unicode.EMOTICONS_EMO[each])
        
        if len(__value) < 1:
            flag = False
        __entities = {
        'value' : __value,
        'location' : __location,
        'mean' : __mean,
        'flag' : flag
        }
    except Exception as e:
        __entities = [{'flag' : False}]
        #print("No emoiticons found")
        return __entities

    return __entities