[Python-checkins] Doc: Fix is_prime (GH-9909)

[Julien Palard]

https://github.com/python/cpython/commit/8e73ad38ab7d218b9ef8976032865928dfad00f1
commit: 8e73ad38ab7d218b9ef8976032865928dfad00f1
branch: master
author: Julien Palard <julien at palard.fr>
committer: GitHub <noreply at github.com>
date: 2018-10-17T08:45:51+02:00
summary:

Doc: Fix is_prime (GH-9909)

files:
M Doc/library/concurrent.futures.rst

diff --git a/Doc/library/concurrent.futures.rst b/Doc/library/concurrent.futures.rst
index 47ca6b38f84e..3890e49f597b 100644
--- a/Doc/library/concurrent.futures.rst
+++ b/Doc/library/concurrent.futures.rst
@@ -257,6 +257,10 @@ ProcessPoolExecutor Example
        1099726899285419]
 
    def is_prime(n):
+       if n < 2:
+           return False
+       if n == 2:
+           return True
        if n % 2 == 0:
            return False