擅长:python、mysql、java
<p>你自己上过课吗?<br/>在这段代码中,我看不到您显示您调用了要运行的类或定义。<br/>
例如,在python中,您运行这样的类或定义:</p>
<pre><code>class Hello():
# __init__ is a definition runs itself.
def __init__(self):
print('Hello there')
# Call another definition.
self.andBye()
# This definition should be calles in order to be executed.
def andBye(self):
print('Goodbye')
# Run class
Hello()
</code></pre>