human
Solve the following python programming problem given the following code:
def _set_fake_extension(self) : 
    def fake_is_loaded(ext) : 
        return (ext == 'os-preserve-ephemeral-rebuild') 
self.stubs.Set (self.controller.ext_mgr, 'is_loaded', self) 

    
    

    Fix the buggy line: self.stubs.Set (self.controller.ext_mgr, 'is_loaded', self)
assistant
#Here is Python program to fix the buggy line: self.

self.stubs.Set (self.controller.ext_mgr, 'is_loaded', def fake_is_loaded()