asyncio.get_event_loop().set_exception_handler() is inconsistent about pyodide HOT 1 OPEN

await pyodide.runPython(`
import asyncio
import js

def exception_handler(loop, context):
    js.console.error(context["exception"])
    print(context["exception"])

asyncio.get_event_loop().set_exception_handler(exception_handler)

async def foo():
    print('starting') 
    x = 1/0 # exception
    print('done')

asyncio.ensure_future(foo())
asyncio.ensure_future(foo())
asyncio.ensure_future(foo())
asyncio.ensure_future(foo())
asyncio.ensure_future(foo())
None
`)