June 2018 Update

Task/Fibonacci-sequence/Python/fibonacci-sequence-12.py

@@ -1,11 +1,10 @@
-from itertools import islice
-
 def fib():
-    yield 0
-    yield 1
-    a, b = fib(), fib()
-    next(b)
+    """Yield fib[n+1] + fib[n]"""
+    yield 1  # have to start somewhere
+    lhs, rhs = fib(), fib()
+    yield next(lhs) # move lhs one iteration ahead
     while True:
-        yield next(a)+next(b)
+        yield next(lhs)+next(rhs)
 
-print(tuple(islice(fib(), 10)))
+f=fib()
+print [next(f) for _ in range(9)]