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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_account(self, address):
 """Get account by address. :param address: :return: """

        state = self._get_head_state()
        account_address = binascii.a2b_hex(utils.remove_0x_head(address))
        return state.get_and_cache_account(account_address)