import giambio from debugger import Debugger async def child(): print("[child] Child spawned!! Sleeping for 2 seconds") await giambio.sleep(2) print("[child] Had a nice nap!") raise TypeError("rip") # Watch the exception magically propagate! async def child1(): print("[child 1] Child spawned!! Sleeping for 2 seconds") await giambio.sleep(2) print("[child 1] Had a nice nap!") async def child2(): print("[child 2] Child spawned!! Sleeping for 4 seconds") await giambio.sleep(4) print("[child 2] Had a nice nap!") async def child3(): print("[child 3] Child spawned!! Sleeping for 6 seconds") await giambio.sleep(6) print("[child 3] Had a nice nap!") async def main(): start = giambio.clock() try: async with giambio.create_pool() as pool: await pool.spawn(child) await pool.spawn(child1) print("[main] Children spawned, awaiting completion") async with giambio.create_pool() as new_pool: # This pool will be cancelled by the exception # in the other pool await new_pool.spawn(child2) await new_pool.spawn(child3) print("[main] 3rd child spawned") except Exception as error: # Because exceptions just *work*! print(f"[main] Exception from child caught! {repr(error)}") print(f"[main] Children execution complete in {giambio.clock() - start:.2f} seconds") if __name__ == "__main__": giambio.run(main, debugger=())