def str2float(s):
L = s.split('.') DIGITS = {'0': 0, '1': 1, '2': 2, '3': 3, '4': 4, '5': 5, '6': 6, '7': 7, '8': 8, '9': 9} def char2num(s): return DIGITS[s]
def f(x, y):
return x * 10 + y return reduce(f, map(char2num, L[0])) + reduce(f, map(char2num, L[1])) / (10 ** len(L[1]))
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jsun_0701
def str2float(s):
L = s.split('.')
DIGITS = {'0': 0, '1': 1, '2': 2, '3': 3, '4': 4, '5': 5, '6': 6, '7': 7, '8': 8, '9': 9}
def char2num(s):
return DIGITS[s]
def f(x, y):
return x * 10 + y
return reduce(f, map(char2num, L[0])) + reduce(f, map(char2num, L[1])) / (10 ** len(L[1]))