<qiyuangong>013_Roman_to_Integer_2.py
def romanToInt( s):
    roman = {'I': 1, 'V': 5, 'X': 10,
             'L': 50, 'C': 100, 'D': 500, 'M': 1000}
    prev, total = 0, 0
    for c in s:
        curr = roman[c]
        total += curr
        if curr > prev:
            total -= 2 * prev
        prev = curr
    return total
def sample_funcname ( var_0 ) :
    var_15 = { 'I' : 1 , 'V' : 5 , 'X' : 10 , 'L' : 50 , 'C' : 100 , 'D' : 500 , 'M' : 1000 }
    var_17 , var_18 = 0 , 0
    for var_19 in var_0 :
        var_20 = var_15 [ var_19 ]
        var_18 += var_20
        if var_20 > var_17 :
            var_18 -= 2 * var_17
        var_17 = var_20
    return var_18
