init research

2026-02-08 11:20:43 -10:00
commit bdf064f54d
3041 changed files with 1592200 additions and 0 deletions
@@ -0,0 +1,31 @@
+import org.jetbrains.kotlinx.dataframe.*
+import org.jetbrains.kotlinx.dataframe.annotations.*
+import org.jetbrains.kotlinx.dataframe.api.*
+import org.jetbrains.kotlinx.dataframe.io.*
+
+@DataSchema
+interface Schema {
+    val i: Int
+    val fff: String
+}
+
+fun main(args: Array<String>) {
+    val df = dataFrameOf("i", "fff")(1, "321").cast<Schema>()
+    println(df.i)
+
+    val df1 = df.add("ca") { 423 }
+    val res = df1.ca
+    df1.filter { it.ca == 12 }
+
+    `Name is evaluated to age`(dataFrameOf("a")(123).cast())
+}
+
+interface Cars
+
+fun `Name is evaluated to age`(df: DataFrame<Cars>) {
+    val df1 = df.add("age") { 2022 }
+    val col = df1.age
+    println(col)
+}
+
+fun box() = "OK"