From 71080fc3518e2d3555f555340c3e93f3b108a5b8 Mon Sep 17 00:00:00 2001 From: Victor Stinner Date: Sat, 25 Jul 2015 02:23:21 +0200 Subject: asyncio: Add asyncio.compat module Move compatibility helpers for the different Python versions to a new asyncio.compat module. --- Lib/asyncio/compat.py | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 Lib/asyncio/compat.py (limited to 'Lib/asyncio/compat.py') diff --git a/Lib/asyncio/compat.py b/Lib/asyncio/compat.py new file mode 100644 index 00000000000..660b7e7e6c9 --- /dev/null +++ b/Lib/asyncio/compat.py @@ -0,0 +1,17 @@ +"""Compatibility helpers for the different Python versions.""" + +import sys + +PY34 = sys.version_info >= (3, 4) +PY35 = sys.version_info >= (3, 5) + + +def flatten_list_bytes(list_of_data): + """Concatenate a sequence of bytes-like objects.""" + if not PY34: + # On Python 3.3 and older, bytes.join() doesn't handle + # memoryview. + list_of_data = ( + bytes(data) if isinstance(data, memoryview) else data + for data in list_of_data) + return b''.join(list_of_data) -- cgit v1.2.3