committed from zkp

pythonkd · pythonkd · commit a9c258638da8 · 2019-03-03T13:46:35.000+08:00
diff --git a/协程/average.py b/协程/average.py
@@ -0,0 +1,15 @@
+def average():
+    total = 0.0
+    count = 0
+    pivot = 0
+    while True:
+        total += yield pivot
+        count += 1
+        pivot = total / count
+
+if __name__ == '__main__':
+    t = average()
+    next(t)
+    print(t.send(10))
+    print(t.send(20))
+    print(t.send(30))
