title: Run specific method of the class defined by string
body: <p>I have this sample code</p>
  
  <pre><code>class aaa:
  
      @staticmethod
      def method(self):
          pass
  
      @staticmethod
      def method2(self):
          pass
  
  command = 'method'
  </code></pre>
  
  <p>Now I would like to run method of the class aaa defined by command string. How could I do this? Thank you very much.</p>