[Level 1] / [Python] 숫자 문자열과 영단어

https://school.programmers.co.kr/learn/courses/30/lessons/81301?language=python3 

프로그래머스

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def solution(s):
    answer = ''
    num_dic = {"zero":0, "one": 1, "two":2, "three":3, "four":4, "five":5, "six":6, "seven":7, "eight":8, "nine":9}
    temp = []
    
    j = 0
    for i, nums in enumerate(s):        
        if nums.isnumeric() == True:
            answer += str(nums)
            j=i+1
        elif s[j:i+1] in num_dic.keys():
            answer += str(num_dic[s[j:i+1]])
            j=i+1
            
    return int(answer)