Skip to content

adding from_map_to_data_row function #1433

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 2 commits into from
Sep 11, 2025
Merged

adding from_map_to_data_row function #1433

Changes from 1 commit
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
3b5924f
adding from_map_to_data_row function
CarloMariaProietti Sep 7, 2025
137a8fd
from map to data row + test
CarloMariaProietti Sep 8, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
8 changes: 8 additions & 0 deletions core/src/main/kotlin/org/jetbrains/kotlinx/dataframe/api/typeConversions.kt
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -20,8 +20,11 @@ import org.jetbrains.kotlinx.dataframe.columns.ColumnSet
import org.jetbrains.kotlinx.dataframe.columns.FrameColumn
import org.jetbrains.kotlinx.dataframe.columns.SingleColumn
import org.jetbrains.kotlinx.dataframe.columns.ValueColumn
import org.jetbrains.kotlinx.dataframe.documentation.DocumentationUrls
import org.jetbrains.kotlinx.dataframe.impl.DataRowImpl
import org.jetbrains.kotlinx.dataframe.impl.GroupByImpl
import org.jetbrains.kotlinx.dataframe.impl.anyNull
import org.jetbrains.kotlinx.dataframe.impl.api.convertToDataFrame
import org.jetbrains.kotlinx.dataframe.impl.asList
import org.jetbrains.kotlinx.dataframe.impl.columnName
import org.jetbrains.kotlinx.dataframe.impl.columns.ColumnAccessorImpl
Expand Down Expand Up @@ -403,6 +406,11 @@ public fun <T> DataRow<T>.toDataFrame(): DataFrame<T> = owner[index..index]

public fun AnyRow.toMap(): Map<String, Any?> = df().columns().associate { it.name() to it[index] }

public fun Map<String, Any?>.toDataRow() : DataRow<*> {
Copy link
Collaborator

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

this is not well linted, run ktLintFormat for automatic linting before committing :)

Copy link
Contributor Author

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

Thank you for reviewing, i have run ktLintFormat. Am I ready to open a new pull request? I'll try to write tests as soon as i can.

Copy link
Collaborator

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

no need to open a new pull request :) just push to the current branch

val df = mapValues { listOf(it.value) }.toDataFrame()
return DataRowImpl(0, df)
}

// endregion

// region Array
Expand Down
Loading