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authorMartin Panter <vadmium+py@gmail.com>2016-06-08 06:12:22 +0000
committerMartin Panter <vadmium+py@gmail.com>2016-06-08 06:12:22 +0000
commit21bbf7acd00a7cd7277cbe8f0ef1c3b883b50e2a (patch)
tree4297f61b9359980f0975fe2e4f16db42228ca700
parent73b426a6a966c192e20c7a720be2d45a51f6f019 (diff)
downloadcpython-21bbf7acd00a7cd7277cbe8f0ef1c3b883b50e2a.tar.gz
Issue #21313: Tolerate truncated buildinfo in sys.version
-rwxr-xr-xLib/platform.py15
-rw-r--r--Lib/test/test_platform.py16
-rw-r--r--Misc/NEWS3
3 files changed, 30 insertions, 4 deletions
diff --git a/Lib/platform.py b/Lib/platform.py
index ff036e38cf..d58494c5d9 100755
--- a/Lib/platform.py
+++ b/Lib/platform.py
@@ -1146,9 +1146,11 @@ def processor():
### Various APIs for extracting information from sys.version
_sys_version_parser = re.compile(
- r'([\w.+]+)\s*'
- '\(#?([^,]+),\s*([\w ]+),\s*([\w :]+)\)\s*'
- '\[([^\]]+)\]?', re.ASCII)
+ r'([\w.+]+)\s*' # "version<space>"
+ r'\(#?([^,]+)' # "(#buildno"
+ r'(?:,\s*([\w ]*)' # ", builddate"
+ r'(?:,\s*([\w :]*))?)?\)\s*' # ", buildtime)<space>"
+ r'\[([^\]]+)\]?', re.ASCII) # "[compiler]"
_ironpython_sys_version_parser = re.compile(
r'IronPython\s*'
@@ -1227,6 +1229,8 @@ def _sys_version(sys_version=None):
'failed to parse Jython sys.version: %s' %
repr(sys_version))
version, buildno, builddate, buildtime, _ = match.groups()
+ if builddate is None:
+ builddate = ''
compiler = sys.platform
elif "PyPy" in sys_version:
@@ -1249,7 +1253,10 @@ def _sys_version(sys_version=None):
version, buildno, builddate, buildtime, compiler = \
match.groups()
name = 'CPython'
- builddate = builddate + ' ' + buildtime
+ if builddate is None:
+ builddate = ''
+ elif buildtime:
+ builddate = builddate + ' ' + buildtime
if hasattr(sys, '_mercurial'):
_, branch, revision = sys._mercurial
diff --git a/Lib/test/test_platform.py b/Lib/test/test_platform.py
index 3e53212fa1..ed18773326 100644
--- a/Lib/test/test_platform.py
+++ b/Lib/test/test_platform.py
@@ -76,6 +76,22 @@ class PlatformTest(unittest.TestCase):
('IronPython', '1.0.60816', '', '', '', '', '.NET 2.0.50727.42')),
('IronPython 1.0 (1.0.61005.1977) on .NET 2.0.50727.42',
('IronPython', '1.0.0', '', '', '', '', '.NET 2.0.50727.42')),
+ ('2.4.3 (truncation, date, t) \n[GCC]',
+ ('CPython', '2.4.3', '', '', 'truncation', 'date t', 'GCC')),
+ ('2.4.3 (truncation, date, ) \n[GCC]',
+ ('CPython', '2.4.3', '', '', 'truncation', 'date', 'GCC')),
+ ('2.4.3 (truncation, date,) \n[GCC]',
+ ('CPython', '2.4.3', '', '', 'truncation', 'date', 'GCC')),
+ ('2.4.3 (truncation, date) \n[GCC]',
+ ('CPython', '2.4.3', '', '', 'truncation', 'date', 'GCC')),
+ ('2.4.3 (truncation, d) \n[GCC]',
+ ('CPython', '2.4.3', '', '', 'truncation', 'd', 'GCC')),
+ ('2.4.3 (truncation, ) \n[GCC]',
+ ('CPython', '2.4.3', '', '', 'truncation', '', 'GCC')),
+ ('2.4.3 (truncation,) \n[GCC]',
+ ('CPython', '2.4.3', '', '', 'truncation', '', 'GCC')),
+ ('2.4.3 (truncation) \n[GCC]',
+ ('CPython', '2.4.3', '', '', 'truncation', '', 'GCC')),
):
# branch and revision are not "parsed", but fetched
# from sys._mercurial. Ignore them
diff --git a/Misc/NEWS b/Misc/NEWS
index 63572ac666..ff7190258b 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -131,6 +131,9 @@ Core and Builtins
Library
-------
+- Issue #21313: Fix the "platform" module to tolerate when sys.version
+ contains truncated build information.
+
- Issue #26839: On Linux, :func:`os.urandom` now calls ``getrandom()`` with
``GRND_NONBLOCK`` to fall back on reading ``/dev/urandom`` if the urandom
entropy pool is not initialized yet. Patch written by Colm Buckley.