1. 有序列表项 一`阿拉伯数字`
1. 有序列表项 二
  I. 有序列表项 2.1`罗马数字`
  I. 有序列表项 2.2
  I. 有序列表项 2.3
1. 有序列表 三
  a. 有序列表3.1`希腊字母`
  a. 有序列表3.2
  a. 有序列表3.3
1. 有序列表 四
  一. 有序列表4.1`中文数字`
  一. 有序列表4.2
  一. 有序列表4.3

@requires_authorization
def somefunc(param1='', param2=0):
    '''A docstring'''
    if param1 > param2: # interesting
        print 'Greater'
    return (param2 - param1 + 1) or None

class SomeClass:
    pass

>>> message = '''interpreter
... prompt'''

/**
 * nth element in the fibonacci series.
 * @param n >= 0
 * @return the nth element, >= 0.
 */
function fib(n) {
  var a = 1,
    b = 1;
  var tmp;
  while (--n >= 0) {
    tmp = a;
    a += b;
    b = tmp;
  }
  return a;
}

document.write(fib(10));

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