18 lines
706 B
Kotlin
Vendored
18 lines
706 B
Kotlin
Vendored
import org.jetbrains.kotlinx.dataframe.*
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import org.jetbrains.kotlinx.dataframe.annotations.*
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import org.jetbrains.kotlinx.dataframe.api.*
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import org.jetbrains.kotlinx.dataframe.io.*
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data class Nested(val d: List<Double>)
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data class Record(val a: String, val b: Int, val nested: List<Nested>)
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fun box(): String {
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val df = listOf(Record("112", 42, listOf(Nested(listOf(3.0))))).toDataFrame(maxDepth = 1)
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df.group { nested }.into("group").convert { colsAtAnyDepth().frameCols() }.with { 1 }.compareSchemas()
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df.group { b }.into("group").convert { colsAtAnyDepth().colsOf<Int>() }.with { "" }.compareSchemas()
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df.convert { all().frameCols() }.with { 1 }.compareSchemas()
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return "OK"
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}
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