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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 get_agents(self):
 """Return list of INDRA Agents corresponding to TERMs in the EKB. This is meant to be used when entities e.g. "phosphorylated ERK", rather than events need to be extracted from processed natural language. These entities with their respective states are represented as INDRA Agents. Returns ------- agents : list[indra.statements.Agent] List of INDRA Agents extracted from EKB. """

        agents_dict = self.get_term_agents()
        agents = [a for a in agents_dict.values() if a is not None]
        return agents