# swegym / pandas-dev__pandas-53671 - 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 ``` DEPR: Deprecate downcast keyword for fillna This came up recently in #40861 Depending on the way forward this would allow us to get downcast out from Block or be stricter about it Thougts? cc @jbrockmendel @jreback ``` --- 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