comefrom: <qiyuangong>150_Evaluate_Reverse_Polish_Notation_1.py
code: def evalRPN( tokens):
      stack = []
      for t in tokens:
          try:
              temp = int(t)
              stack.append(temp)
          except:
              b = stack.pop()
              a = stack.pop()
              if t == "+":
                  a += b
              elif t == "-":
                  a -= b
              elif t == "*":
                  a *= b
              else:
                  a = int(a * 1.0 / b)
              stack.append(a)
      return stack[-1]
masked: def sample_funcname ( var_0 ) :
      var_1 = [ ]
      for var_2 in var_0 :
          try :
              var_4 = int ( var_2 )
              var_1.append ( var_4 )
          except :
              var_7 = var_1.pop ( )
              var_8 = var_1.pop ( )
              if var_2 == "+" :
                  var_8 += var_7
              elif var_2 == "-" :
                  var_8 -= var_7
              elif var_2 == "*" :
                  var_8 *= var_7
              else :
                  var_8 = int ( var_8 * 1.0 / var_7 )
              var_1.append ( var_8 )
      return var_1 [ - 1 ]
  