擅长:python、mysql、java
<pre><code>>>> class new_class():
... def __init__(self, number):
... self.multi = int(number) * 2
... self.str = str(number)
...
>>> a = new_class(2)
>>> a.__dict__
{'multi': 4, 'str': '2'}
>>> a.__dict__.keys()
dict_keys(['multi', 'str'])
</code></pre>
<p>你也会发现<a href="http://docs.python.org/py3k/library/pprint.html" rel="noreferrer">pprint</a>很有帮助。</p>