robin-sparkless 4.4.0

PySpark-like DataFrame API in Rust on Polars; no JVM.
Documentation 
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{
  "name": "day",
  "pyspark_version": "3.5",
  "input": {
    "schema": [
      {
        "name": "id",
        "type": "string"
      },
      {
        "name": "date",
        "type": "string"
      },
      {
        "name": "timestamp",
        "type": "string"
      }
    ],
    "rows": [
      [
        1,
        "2020-01-15",
        "2020-01-15 10:30:00"
      ],
      [
        2,
        "2019-03-10",
        "2019-03-10 14:20:00"
      ],
      [
        3,
        "2021-07-22",
        "2021-07-22 08:15:00"
      ]
    ]
  },
  "operations": [],
  "expected": {
    "schema": [
      {
        "name": "id",
        "type": "string"
      },
      {
        "name": "date",
        "type": "string"
      },
      {
        "name": "timestamp",
        "type": "string"
      }
    ],
    "rows": [
      [
        "1",
        "2020-01-15",
        "2020-01-15 10:30:00"
      ],
      [
        "2",
        "2019-03-10",
        "2019-03-10 14:20:00"
      ],
      [
        "3",
        "2021-07-22",
        "2021-07-22 08:15:00"
      ]
    ]
  }
}