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Support user_expressions in kernel execute requests #253

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Support user_expressions in kernel execute requests #253

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bb0d1cd
Support user_expressions in kernel execute requests
juntyr Jan 18, 2026
ae5448b
Fix typo
juntyr Jan 18, 2026
4e2c170
fix ||
juntyr Jan 18, 2026
e45c171
add missing content
juntyr Jan 18, 2026
fbcf411
maybe prettier?
juntyr Jan 18, 2026
57a38dd
Merge branch 'main' into patch-1
jtpio Jan 29, 2026
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11 changes: 11 additions & 0 deletions packages/pyodide-kernel/src/worker.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -152,6 +152,7 @@ ${e.stack}`;

protected async initGlobals(options: IPyodideWorkerKernel.IOptions): Promise<void> {
const { globals } = this._pyodide;
this._shell = globals.get('pyodide_kernel').ipython_shell.copy();
this._kernel = globals.get('pyodide_kernel').kernel_instance.copy();
this._stdout_stream = globals.get('pyodide_kernel').stdout_stream.copy();
this._stderr_stream = globals.get('pyodide_kernel').stderr_stream.copy();
Expand Down Expand Up @@ -355,6 +356,15 @@ ${e.stack}`;
const res = await this._kernel.run(content.code);
const results = this.formatResult(res);

if (results['status'] === 'ok') {
const user_expressions = this._shell.user_expressions(
this._pyodide.toPy(content.user_expressions || {}),
);
results['user_expressions'] = this.formatResult(user_expressions);
} else {
results['user_expressions'] = {};
}

if (results['status'] === 'error') {
publishExecutionError(results['ename'], results['evalue'], results['traceback']);
}
Expand Down Expand Up @@ -551,6 +561,7 @@ ${e.stack}`;
protected _localPath = '';
protected _driveName = '';
protected _browsingContextId: string | undefined;
protected _shell: any;
protected _kernel: any;
protected _interpreter: any;
protected _stdout_stream: any;
Expand Down