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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _create_likelihood(self, srcmdl=None):
 """Instantiate the likelihood object for each component and create a SummedLikelihood."""


        self._like = SummedLikelihood()
        for c in self.components:
            c._create_binned_analysis(srcmdl)
            self._like.addComponent(c.like)

        self.like.model = self.like.components[0].model
        self._fitcache = None
        self._init_roi_model()