async: Remove unneeded signal from example

Remove the unneeded done_signal from the eratosthenes asyncio example.

Pick-to: 6.6
Task-number: PYSIDE-769
Change-Id: I5cc347ebb265e55afa82d37ce07fa2c6378ce133
Reviewed-by: Friedemann Kleint <[email protected]>

1 files changed, 0 insertions, 6 deletions

diff --git a/examples/async/eratosthenes/eratosthenes_asyncio.py b/examples/async/eratosthenes/eratosthenes_asyncio.py
index c7b124587..0cb419817 100644
--- a/examples/async/eratosthenes/eratosthenes_asyncio.py
+++ b/examples/async/eratosthenes/eratosthenes_asyncio.py
@@ -63,8 +63,6 @@ class MainWindow(QMainWindow):
 
 class Eratosthenes(QObject):
 
-    done_signal = Signal()
-
     """ This Sieve of Eratosthenes runs on a configurable tick (default
         0.1 seconds). At each tick, a new subroutine will be created
         that will check multiples of the next prime number. Each of
@@ -122,10 +120,6 @@ class Eratosthenes(QObject):
             "🥳 Congratulations! You found all the prime numbers and solved mathematics. 🥳"
         )
 
-        # This signals to the guest run when there are no more asyncio tasks
-        # left so its event loop can finish.
-        self.done_signal.emit()
-
 
 if __name__ == "__main__":
     rows = 40