Python 中文数字转阿拉伯数字

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#只能转数字,传参中包含非数字会错. def t(str):     zhong={'零':0,'一':1,'二':2,'三':3,'四':4,'五':5,'六':6,'七':7,'八':8,'九':9};     danwei={'十':10,'百':100,'千':1000,'万':10000};     num=0;     if len(str)==0:         return 0;     if len(str)==1:         if str == '十':             return 10;         num=zhong[str];         return num;     temp=0;     if str[0] == '十':         num=10;     for i in str:         if i == '零':             temp=zhong[i];         elif i == '一':             temp=zhong[i];         elif i == '二':             temp=zhong[i];         elif i == '三':             temp=zhong[i];         elif i == '四':             temp=zhong[i];         elif i == '五':             temp=zhong[i];         elif i == '六':             temp=zhong[i];         elif i == '七':             temp=zhong[i];         elif i == '八':             temp=zhong[i];         elif i == '九':             temp=zhong[i];         if i == '十':             temp=temp*danwei[i];             num+=temp;         elif i == '百':             temp=temp*danwei[i];             num+=temp;         elif i == '千':             temp=temp*danwei[i];             num+=temp;         elif i == '万':             temp=temp*danwei[i];             num+=temp;     if str[len(str)-1] != '十'and str[len(str)-1] != '百'and str[len(str)-1] != '千'and str[len(str)-1] != '万':         num+=temp;     return num;