original_docstring: Register a callback.
  
          Parameters
          ----------
          callback : callable
              A callback to call when the dispatcher is triggered.
          
docstring: Register a callback.
  Parameters
  
  callback : callable
  A callback to call when the dispatcher is triggered.
docstring_tokens: Register a callback . Parameters callback : callable A callback to call when the dispatcher is triggered .
code: def register(self, callback):
          """Register a callback.
  
          Parameters
          ----------
          callback : callable
              A callback to call when the dispatcher is triggered.
          """
          self.targets.append(callback)
code_tokens: def register ( self , callback ) : self . targets . append ( callback )
short_docstring: Register a callback.
short_docstring_tokens: Register a callback .
comment: """Register a callback.
  
          Parameters
          ----------
          callback : callable
              A callback to call when the dispatcher is triggered.
          """