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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 render(self, data, accepted_media_type=None, renderer_context=None):
 """ Render the appropriate Open API JSON file. """

        if 'SWAGGER_JSON_PATH' in os.environ:
            with io.open(os.environ['SWAGGER_JSON_PATH'], 'rb') as f:
                return f.read()
        else:
            return super(ConditionalOpenAPIRenderer, self).render(data, accepted_media_type, renderer_context)