{"task": {"agent_timeout": 1800, "task": "140", "verifier_timeout": 1800, "instruction": "# 140: DS-1000 Task\n\n## Prompt\nProblem:\nI am performing a query on a DataFrame:\nIndex Category\n1     Foo\n2     Bar\n3     Cho\n4     Foo\n\n\nI would like to return the rows where the category is not \"Foo\" or \"Bar\".\nWhen I use the code:\ndf.query(\"Catergory!=['Foo','Bar']\")\n\n\nThis works fine and returns:\nIndex Category\n3     Cho\n\n\nHowever in future I will want the filter to be changed dynamically so I wrote:\nfilter_list=['Foo','Bar']\ndf.query(\"Catergory!=filter_list\")\n\n\nWhich threw out the error:\nUndefinedVariableError: name 'filter_list' is not defined\n\n\nOther variations I tried with no success were:\ndf.query(\"Catergory\"!=filter_list)\ndf.query(\"Catergory!=\"filter_list)\n\n\nRespectively producing:\nValueError: expr must be a string to be evaluated, <class 'bool'> given\nSyntaxError: invalid syntax\n\n\nA:\n<code>\nimport pandas as pd\n\n\ndf=pd.DataFrame({\"Category\":['Foo','Bar','Cho','Foo'],'Index':[1,2,3,4]})\nfilter_list=['Foo','Bar']\n</code>\nresult = ... # put solution in this variable\nBEGIN SOLUTION\n<code>\n\n## What to do\n- Edit `solution/solution.py` so the code passes the DS-1000 tests.\n- Do not access the internet or install new packages; required libraries are preinstalled in the Docker image.\n- Run tests locally via `bash tests/test.sh`.\n\n## Notes\n- Keep the variable names/signatures implied by the prompt/code_context.\n- The evaluator uses the original DS-1000 `code_context` (`test_execution` / `test_string`).\n", "memory": "", "runnable": false, "difficulty": "", "language": "", "cpus": "", "instruction_truncated": false, "category": "", "compose": false, "has_solution": true, "oracle": null, "docker_image": "ds1000:latest", "taskset": "ds1000", "tags": []}, "runs": []}