robin-sparkless 4.4.0

PySpark-like DataFrame API in Rust on Polars; no JVM.
Documentation
{
  "name": "assert_true",
  "pyspark_version": "3.5.0",
  "input": {
    "schema": [
      {
        "name": "id",
        "type": "bigint"
      },
      {
        "name": "ok",
        "type": "boolean"
      }
    ],
    "rows": [
      [
        1,
        true
      ],
      [
        2,
        true
      ],
      [
        3,
        true
      ]
    ]
  },
  "operations": [
    {
      "op": "withColumn",
      "column": "check",
      "expr": "assert_true(col('ok'))"
    },
    {
      "op": "select",
      "columns": [
        "id",
        "ok",
        "check"
      ]
    },
    {
      "op": "orderBy",
      "columns": [
        "id"
      ],
      "ascending": [
        true
      ]
    }
  ],
  "expected": {
    "schema": [
      {
        "name": "id",
        "type": "bigint"
      },
      {
        "name": "ok",
        "type": "boolean"
      },
      {
        "name": "check",
        "type": "void"
      }
    ],
    "rows": [
      [
        1,
        true,
        null
      ],
      [
        2,
        true,
        null
      ],
      [
        3,
        true,
        null
      ]
    ]
  }
}