chore: import upstream snapshot with attribution

2026-07-13 12:22:17 +08:00
commit 4d7ba00a23
95 changed files with 6907 additions and 0 deletions
@@ -0,0 +1,9 @@
+def factorial():
+    f, n = 1, 1
+    while True:            # First iteration:
+        yield f            # yield 1 to start with and then
+        f, n = f * n, n+1  # f will now be 1, and n will be 2, ...
+
+for index, factorial_number in zip(range(51), factorial()):
+     print('{i:3}!= {f:65}'.format(i=index, f=factorial_number))
+