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authorMiss Islington (bot) <31488909+miss-islington@users.noreply.github.com>2019-02-20 23:59:28 -0800
committerGitHub <noreply@github.com>2019-02-20 23:59:28 -0800
commit92ac01b104b80f9251fcb17ab4cc1845c1f91ac2 (patch)
tree9a5bf409a62b68b2f7bc239fba2ce180e48b0ea9 /Doc/library
parent14baf06febb9194dd76f694ec359ce94708ed861 (diff)
downloadcpython-git-92ac01b104b80f9251fcb17ab4cc1845c1f91ac2.tar.gz
Doc: fix example for iter() function. (GH-11959)
read() returns bytes for a file opened in binary mode, so b'' should be used as a sentinel instead of ''. Otherwise the loop will be infinite. (cherry picked from commit 11fa0e48a958716186eb99348a46064e944eccf6) Co-authored-by: Cristian Ciupitu <cristian.ciupitu@yahoo.com>
Diffstat (limited to 'Doc/library')
-rw-r--r--Doc/library/functions.rst2
1 files changed, 1 insertions, 1 deletions
diff --git a/Doc/library/functions.rst b/Doc/library/functions.rst
index abf3e26d9e..b28f28f214 100644
--- a/Doc/library/functions.rst
+++ b/Doc/library/functions.rst
@@ -815,7 +815,7 @@ are always available. They are listed here in alphabetical order.
from functools import partial
with open('mydata.db', 'rb') as f:
- for block in iter(partial(f.read, 64), ''):
+ for block in iter(partial(f.read, 64), b''):
process_block(block)