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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 _resolve(self, klass):
 """ Resolve an instance of the given seeder klass. :param klass: The Seeder class :type klass: class """

        resolver = None

        if self._resolver:
            resolver = self._resolver
        elif self._command:
            resolver = self._command.resolver

        instance = klass()
        instance.set_connection_resolver(resolver)

        if self._command:
            instance.set_command(self._command)

        return instance