1 files changed, 0 insertions, 11 deletions
diff --git a/blinker/base.py b/blinker/base.py
index a2f22aa..b68d8db 100644
--- a/blinker/base.py
+++ b/blinker/base.py
@@ -271,17 +271,6 @@ class Signal(object):
         return [(receiver, receiver(sender, **kwargs))
                 for receiver in self.receivers_for(sender)]
 
-    def send_async(self, *sender, **kwargs):
-        """Send and collect results from connected functions and coroutines.
-
-        As `Signal.send`, but also schedules any coroutines connected to the
-        signal, and uniformly presents all receiver return values as futures,
-        even if one or more receivers are regular functions.
-
-        Available only if asyncio and `yield from` are present.
-        """
-        raise NotImplementedError("asyncio support unavailable")
-
     def has_receivers_for(self, sender):
         """True if there is probably a receiver for *sender*.