human
Solve the following python programming problem given the following code:
def SetTitle(self, title) : 
    " Set the title for this page.

        Parameters
        ----------
        title : unicode
            The string to use for this page's tab title.

        " 
    self._title = title 
    def closure(nb, index) : 
        nb.SetPageText (index, title) 
self._PageIndexOperation (self) 

    
    

    Fix the buggy line: self._PageIndexOperation (self)
assistant
#Here is Python program to fix the buggy line: self.

self._PageIndexOperation (def closure()