From 8181ec04a45826ac33ea3247fbc36bef98236123 Mon Sep 17 00:00:00 2001 From: Paul Sokolovsky Date: Fri, 21 Sep 2018 17:13:50 -0700 Subject: [PATCH] tests/cpydiff: Add case for difference in behaviour of bytes.format(). --- tests/cpydiff/types_bytes_format.py | 7 +++++++ 1 file changed, 7 insertions(+) create mode 100644 tests/cpydiff/types_bytes_format.py diff --git a/tests/cpydiff/types_bytes_format.py b/tests/cpydiff/types_bytes_format.py new file mode 100644 index 0000000000..697ee52698 --- /dev/null +++ b/tests/cpydiff/types_bytes_format.py @@ -0,0 +1,7 @@ +""" +categories: Types,bytes +description: bytes objects support .format() method +cause: MicroPython strives to be a more regular implementation, so if both `str` and `bytes` support ``__mod__()`` (the % operator), it makes sense to support ``format()`` for both too. Support for ``__mod__`` can also be compiled out, which leaves only ``format()`` for bytes formatting. +workaround: If you are interested in CPython compatibility, don't use ``.format()`` on bytes objects. +""" +print(b'{}'.format(1))