def char2num(n): return{'1':1,'2':2,'3':3,'4':4,'5':5,'6':6,'7':7,'8':8,'9':9,'0':0}[n] def str2float(s): a=s.split('.')[0] b=s.split('.')[1][::-1] s1=reduce(lambda x,y: x10+y,map(char2num,a)) s2=reduce(lambda x,y: x0.1+y,map(char2num,b))*0.1 return s1+s2 print(str2float('123.456'))
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oranges1002
def char2num(n): return{'1':1,'2':2,'3':3,'4':4,'5':5,'6':6,'7':7,'8':8,'9':9,'0':0}[n] def str2float(s): a=s.split('.')[0] b=s.split('.')[1][::-1] s1=reduce(lambda x,y: x10+y,map(char2num,a)) s2=reduce(lambda x,y: x0.1+y,map(char2num,b))*0.1 return s1+s2 print(str2float('123.456'))