# swegym / modin-project__modin-6292 - taskset: [swegym](https://harnessreport.com/tasks/swegym.md) - difficulty: hard - category: debugging - language: - runnable from the site: no - agent timeout: 3000s ## Results by harness _none yet_ ## Instruction ``` Implement `groupby.rolling` API Currently it's defaulting to pandas: https://github.com/modin-project/modin/blob/2a0566efc70661428583fbd799861d9355c158f4/modin/pandas/groupby.py#L1144-L1145 ``` --- Harness Report runs agent harnesses from their GitHub repos on Harbor tasks and records every model call. Every page is also `.md` and `.json`; index: https://harnessreport.com/llms.txt · MCP: https://harnessreport.com/mcp