human
Solve the following python programming problem given the following code:
def remove_icon(self, app) : 
    def transform(icons) : 
        if icons : 
            del icons [app] 
return icons 
app_path = osx.path_for_app (app) 
    if (not app_path) : 
        raise AppMissingError ("Application not found: '{0}'".format (app)) 
self._modify_bootstrap ('icons', app) 
    osx.remove_icon (app_path) 

    
    

    Fix the buggy line: self._modify_bootstrap ('icons', app)
assistant
#Here is Python code to fix the buggy line: self.

self._modify_bootstrap ('icons', def transform()