data class Section-section.read( Name contains Illegal characters: .

[yudhir]

Describe the bug
Name contains Illegal characters: .
To Reproduce
generate
swagger with these refs .

\/api\/sections\/{id}\/articles": {
            "get": {
                "tags": [
                    "Article",
                    "Section"
                ],
                "operationId": "api_sections_articles_get_subresource",
                "produces": [
                    "application\/ld+json",
                    "application\/json",
                    "text\/html",
                    "application\/hal+json",
                    "multipart\/form-data"
                ],
                "summary": "Retrieves the collection of Article resources.",
                "responses": {
                    "200": {
                        "description": "Article collection response",
                        "schema": {
                            "type": "array",
                            "items": {
                                "$ref": "#\/definitions\/Article-article.read"
                            }

Expected behavior

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