擅长:python、mysql、java
<p>像这样:</p>
<pre><code>>>> names = "name:fred, name:wilma, name:barney, name2:gauss, name2:riemann"
>>> pairs = [x.split(':') for x in names.split(", ")]
>>> attrs = [x[1] for x in pairs if x[0]=='name']
>>> attrs
['fred', 'wilma', 'barney']
>>> def is_name_attribute(x):
... return x in attrs
...
>>> is_name_attribute('fred')
True
>>> is_name_attribute('gauss')
False
</code></pre>