set_result(result) Mark the future done and set its result. If the future is already done when

asyncio.ensure_future(coro_or_future, *, loop=None) Schedule the execution of a coroutine object: wrap it in a

set_exception(exception) Mark the future done and set an exception. If the future is already

AbstractEventLoop.is_closed() Returns True if the event loop was closed.

AbstractEventLoop.add_signal_handler(signum, callback, *args) Add a handler for a signal. Raise

print_stack(*, limit=None, file=None) Print the stack or traceback for this task’s coroutine. This

add_done_callback(fn) Add a callback to be run when the future becomes done. The callback is

exception asyncio.LimitOverrunError Reached the buffer limit while looking for a separator.

get_write_buffer_limits() Get the high- and low-water limits for write flow control. Return a tuple (low

class asyncio.BaseTransport Base class for transports. close(self)