IRkernel
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Get parent header from current request
- Use
current_requestasparent_msgwhenparent_msgisNULL - Support
metadatainsend_response
It allows something like this.
IRkernel::comm_manager()$send_response(
"stream",
NULL,
"iopub",
content = list(
name = "stdout",
text = "hello"
)
)

Friendly ping @flying-sheep. Would love to see this merged!