{"ecosystem":"pypi","package":"numpy","version":null,"bugs":[{"id":55,"ecosystem":"pypi","package_name":"numpy","affected_version":"2.0.0","fixed_version":"2.0.1","bug_id":"github:#26909","title":"np.ones_like on zero-sized dtype returns wrong dtype","description":"np.ones_like(arr) returned float64 when arr had dtype with itemsize 0 (custom structured dtypes). Fixed in 2.0.1.","severity":"low","status":"closed","source":"github_issues","source_url":"https://github.com/numpy/numpy/issues/26909","labels":["bug","dtype"],"created_at":"2026-04-19 03:37:14.159817+00:00","updated_at":"2026-04-19 03:37:14.159817+00:00"}],"total":1,"_cache":"hit"}