Mailman 3 July 2015 - Python-checkins

cpython (merge 3.4 -> 3.5): Merge 3.4 (asyncio test)
by victor.stinner July 31, 2015

July 31, 2015

https://hg.python.org/cpython/rev/743b3058295d changeset: 97172:743b3058295d branch: 3.5 parent: 97169:94b43b36e464 parent: 97171:6703ac68bf49 user: Victor Stinner <victor.stinner(a)gmail.com> date: Fri Jul 31 23:36:15 2015 +0200 summary: Merge 3.4 (asyncio test) files: Lib/test/test_asyncio/test_subprocess.py | 6 +++++- 1 files changed, 5 insertions(+), 1 deletions(-) diff --git a/Lib/test/test_asyncio/test_subprocess.py b/Lib/test/test_asyncio/test_subprocess.py --- a/Lib/test/test_asyncio/test_subprocess.py +++ b/Lib/test/test_asyncio/test_subprocess.py @@ -417,7 +417,11 @@ def test_popen_error(self): # Issue #24763: check that the subprocess transport is closed # when BaseSubprocessTransport fails - with mock.patch('subprocess.Popen') as popen: + if sys.platform == 'win32': + target = 'asyncio.windows_utils.Popen' + else: + target = 'subprocess.Popen' + with mock.patch(target) as popen: exc = ZeroDivisionError popen.side_effect = exc -- Repository URL: https://hg.python.org/cpython

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cpython (merge 3.5 -> default): Merge 3.5 (asyncio tests)
by victor.stinner July 31, 2015

July 31, 2015

https://hg.python.org/cpython/rev/74fc1af57c72 changeset: 97173:74fc1af57c72 parent: 97170:479787100b91 parent: 97172:743b3058295d user: Victor Stinner <victor.stinner(a)gmail.com> date: Fri Jul 31 23:36:28 2015 +0200 summary: Merge 3.5 (asyncio tests) files: Lib/test/test_asyncio/test_subprocess.py | 6 +++++- 1 files changed, 5 insertions(+), 1 deletions(-) diff --git a/Lib/test/test_asyncio/test_subprocess.py b/Lib/test/test_asyncio/test_subprocess.py --- a/Lib/test/test_asyncio/test_subprocess.py +++ b/Lib/test/test_asyncio/test_subprocess.py @@ -417,7 +417,11 @@ def test_popen_error(self): # Issue #24763: check that the subprocess transport is closed # when BaseSubprocessTransport fails - with mock.patch('subprocess.Popen') as popen: + if sys.platform == 'win32': + target = 'asyncio.windows_utils.Popen' + else: + target = 'subprocess.Popen' + with mock.patch(target) as popen: exc = ZeroDivisionError popen.side_effect = exc -- Repository URL: https://hg.python.org/cpython

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cpython (3.4): Issue #24763: Fix asyncio test on Windows
by victor.stinner July 31, 2015

July 31, 2015

https://hg.python.org/cpython/rev/6703ac68bf49 changeset: 97171:6703ac68bf49 branch: 3.4 parent: 97168:fa8b76dfd138 user: Victor Stinner <victor.stinner(a)gmail.com> date: Fri Jul 31 23:36:00 2015 +0200 summary: Issue #24763: Fix asyncio test on Windows files: Lib/test/test_asyncio/test_subprocess.py | 6 +++++- 1 files changed, 5 insertions(+), 1 deletions(-) diff --git a/Lib/test/test_asyncio/test_subprocess.py b/Lib/test/test_asyncio/test_subprocess.py --- a/Lib/test/test_asyncio/test_subprocess.py +++ b/Lib/test/test_asyncio/test_subprocess.py @@ -417,7 +417,11 @@ def test_popen_error(self): # Issue #24763: check that the subprocess transport is closed # when BaseSubprocessTransport fails - with mock.patch('subprocess.Popen') as popen: + if sys.platform == 'win32': + target = 'asyncio.windows_utils.Popen' + else: + target = 'subprocess.Popen' + with mock.patch(target) as popen: exc = ZeroDivisionError popen.side_effect = exc -- Repository URL: https://hg.python.org/cpython

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cpython (merge 3.5 -> default): Issue #22932: Fix timezones in email.utils.formatdate.
by robert.collins July 31, 2015

July 31, 2015

https://hg.python.org/cpython/rev/479787100b91 changeset: 97170:479787100b91 parent: 97167:c13839a3d4fc parent: 97169:94b43b36e464 user: Robert Collins <rbtcollins(a)hp.com> date: Sat Aug 01 08:20:04 2015 +1200 summary: Issue #22932: Fix timezones in email.utils.formatdate. Patch from Dmitry Shachnev. files: Lib/email/utils.py | 30 ++++-------------- Lib/test/test_email/test_utils.py | 20 ++++++++++++ Misc/ACKS | 1 + Misc/NEWS | 3 + 4 files changed, 31 insertions(+), 23 deletions(-) diff --git a/Lib/email/utils.py b/Lib/email/utils.py --- a/Lib/email/utils.py +++ b/Lib/email/utils.py @@ -155,30 +155,14 @@ # 2822 requires that day and month names be the English abbreviations. if timeval is None: timeval = time.time() + if localtime or usegmt: + dt = datetime.datetime.fromtimestamp(timeval, datetime.timezone.utc) + else: + dt = datetime.datetime.utcfromtimestamp(timeval) if localtime: - now = time.localtime(timeval) - # Calculate timezone offset, based on whether the local zone has - # daylight savings time, and whether DST is in effect. - if time.daylight and now[-1]: - offset = time.altzone - else: - offset = time.timezone - hours, minutes = divmod(abs(offset), 3600) - # Remember offset is in seconds west of UTC, but the timezone is in - # minutes east of UTC, so the signs differ. - if offset > 0: - sign = '-' - else: - sign = '+' - zone = '%s%02d%02d' % (sign, hours, minutes // 60) - else: - now = time.gmtime(timeval) - # Timezone offset is always -0000 - if usegmt: - zone = 'GMT' - else: - zone = '-0000' - return _format_timetuple_and_zone(now, zone) + dt = dt.astimezone() + usegmt = False + return format_datetime(dt, usegmt) def format_datetime(dt, usegmt=False): """Turn a datetime into a date string as specified in RFC 2822. diff --git a/Lib/test/test_email/test_utils.py b/Lib/test/test_email/test_utils.py --- a/Lib/test/test_email/test_utils.py +++ b/Lib/test/test_email/test_utils.py @@ -136,5 +136,25 @@ t1 = utils.localtime(t0) self.assertEqual(t1.tzname(), 'EET') +class FormatDateTests(unittest.TestCase): + + @test.support.run_with_tz('Europe/Minsk') + def test_formatdate(self): + timeval = time.mktime((2011, 12, 1, 18, 0, 0, 4, 335, 0)) + string = utils.formatdate(timeval, localtime=False, usegmt=False) + self.assertEqual(string, 'Thu, 01 Dec 2011 15:00:00 -0000') + string = utils.formatdate(timeval, localtime=False, usegmt=True) + self.assertEqual(string, 'Thu, 01 Dec 2011 15:00:00 GMT') + + @test.support.run_with_tz('Europe/Minsk') + def test_formatdate_with_localtime(self): + timeval = time.mktime((2011, 1, 1, 18, 0, 0, 6, 1, 0)) + string = utils.formatdate(timeval, localtime=True) + self.assertEqual(string, 'Sat, 01 Jan 2011 18:00:00 +0200') + # Minsk moved from +0200 (with DST) to +0300 (without DST) in 2011 + timeval = time.mktime((2011, 12, 1, 18, 0, 0, 4, 335, 0)) + string = utils.formatdate(timeval, localtime=True) + self.assertEqual(string, 'Thu, 01 Dec 2011 18:00:00 +0300') + if __name__ == '__main__': unittest.main() diff --git a/Misc/ACKS b/Misc/ACKS --- a/Misc/ACKS +++ b/Misc/ACKS @@ -1282,6 +1282,7 @@ Pete Sevander Denis Severson Ian Seyer +Dmitry Shachnev Daniel Shahaf Ha Shao Mark Shannon diff --git a/Misc/NEWS b/Misc/NEWS --- a/Misc/NEWS +++ b/Misc/NEWS @@ -13,6 +13,9 @@ Library ------- +- Issue #22932: Fix timezones in email.utils.formatdate. + Patch from Dmitry Shachnev. + - Issue #23779: imaplib raises TypeError if authenticator tries to abort. Patch from Craig Holmquist. -- Repository URL: https://hg.python.org/cpython

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cpython (3.4): Issue #22932: Fix timezones in email.utils.formatdate.
by robert.collins July 31, 2015

July 31, 2015

https://hg.python.org/cpython/rev/fa8b76dfd138 changeset: 97168:fa8b76dfd138 branch: 3.4 parent: 97164:f6b8a0c6b8c9 user: Robert Collins <rbtcollins(a)hp.com> date: Sat Aug 01 08:18:22 2015 +1200 summary: Issue #22932: Fix timezones in email.utils.formatdate. Patch from Dmitry Shachnev. files: Lib/email/utils.py | 30 ++++-------------- Lib/test/test_email/test_utils.py | 20 ++++++++++++ Misc/ACKS | 1 + Misc/NEWS | 3 + 4 files changed, 31 insertions(+), 23 deletions(-) diff --git a/Lib/email/utils.py b/Lib/email/utils.py --- a/Lib/email/utils.py +++ b/Lib/email/utils.py @@ -155,30 +155,14 @@ # 2822 requires that day and month names be the English abbreviations. if timeval is None: timeval = time.time() + if localtime or usegmt: + dt = datetime.datetime.fromtimestamp(timeval, datetime.timezone.utc) + else: + dt = datetime.datetime.utcfromtimestamp(timeval) if localtime: - now = time.localtime(timeval) - # Calculate timezone offset, based on whether the local zone has - # daylight savings time, and whether DST is in effect. - if time.daylight and now[-1]: - offset = time.altzone - else: - offset = time.timezone - hours, minutes = divmod(abs(offset), 3600) - # Remember offset is in seconds west of UTC, but the timezone is in - # minutes east of UTC, so the signs differ. - if offset > 0: - sign = '-' - else: - sign = '+' - zone = '%s%02d%02d' % (sign, hours, minutes // 60) - else: - now = time.gmtime(timeval) - # Timezone offset is always -0000 - if usegmt: - zone = 'GMT' - else: - zone = '-0000' - return _format_timetuple_and_zone(now, zone) + dt = dt.astimezone() + usegmt = False + return format_datetime(dt, usegmt) def format_datetime(dt, usegmt=False): """Turn a datetime into a date string as specified in RFC 2822. diff --git a/Lib/test/test_email/test_utils.py b/Lib/test/test_email/test_utils.py --- a/Lib/test/test_email/test_utils.py +++ b/Lib/test/test_email/test_utils.py @@ -136,5 +136,25 @@ t1 = utils.localtime(t0) self.assertEqual(t1.tzname(), 'EET') +class FormatDateTests(unittest.TestCase): + + @test.support.run_with_tz('Europe/Minsk') + def test_formatdate(self): + timeval = time.mktime((2011, 12, 1, 18, 0, 0, 4, 335, 0)) + string = utils.formatdate(timeval, localtime=False, usegmt=False) + self.assertEqual(string, 'Thu, 01 Dec 2011 15:00:00 -0000') + string = utils.formatdate(timeval, localtime=False, usegmt=True) + self.assertEqual(string, 'Thu, 01 Dec 2011 15:00:00 GMT') + + @test.support.run_with_tz('Europe/Minsk') + def test_formatdate_with_localtime(self): + timeval = time.mktime((2011, 1, 1, 18, 0, 0, 6, 1, 0)) + string = utils.formatdate(timeval, localtime=True) + self.assertEqual(string, 'Sat, 01 Jan 2011 18:00:00 +0200') + # Minsk moved from +0200 (with DST) to +0300 (without DST) in 2011 + timeval = time.mktime((2011, 12, 1, 18, 0, 0, 4, 335, 0)) + string = utils.formatdate(timeval, localtime=True) + self.assertEqual(string, 'Thu, 01 Dec 2011 18:00:00 +0300') + if __name__ == '__main__': unittest.main() diff --git a/Misc/ACKS b/Misc/ACKS --- a/Misc/ACKS +++ b/Misc/ACKS @@ -1247,6 +1247,7 @@ Pete Sevander Denis Severson Ian Seyer +Dmitry Shachnev Daniel Shahaf Ha Shao Mark Shannon diff --git a/Misc/NEWS b/Misc/NEWS --- a/Misc/NEWS +++ b/Misc/NEWS @@ -66,6 +66,9 @@ Library ------- +- Issue #22932: Fix timezones in email.utils.formatdate. + Patch from Dmitry Shachnev. + - Issue #23779: imaplib raises TypeError if authenticator tries to abort. Patch from Craig Holmquist. -- Repository URL: https://hg.python.org/cpython

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cpython (merge 3.4 -> 3.5): Issue #22932: Fix timezones in email.utils.formatdate.
by robert.collins July 31, 2015

July 31, 2015

https://hg.python.org/cpython/rev/94b43b36e464 changeset: 97169:94b43b36e464 branch: 3.5 parent: 97165:88c537e6d788 parent: 97168:fa8b76dfd138 user: Robert Collins <rbtcollins(a)hp.com> date: Sat Aug 01 08:19:06 2015 +1200 summary: Issue #22932: Fix timezones in email.utils.formatdate. Patch from Dmitry Shachnev. files: Lib/email/utils.py | 30 ++++-------------- Lib/test/test_email/test_utils.py | 20 ++++++++++++ Misc/ACKS | 1 + Misc/NEWS | 3 + 4 files changed, 31 insertions(+), 23 deletions(-) diff --git a/Lib/email/utils.py b/Lib/email/utils.py --- a/Lib/email/utils.py +++ b/Lib/email/utils.py @@ -155,30 +155,14 @@ # 2822 requires that day and month names be the English abbreviations. if timeval is None: timeval = time.time() + if localtime or usegmt: + dt = datetime.datetime.fromtimestamp(timeval, datetime.timezone.utc) + else: + dt = datetime.datetime.utcfromtimestamp(timeval) if localtime: - now = time.localtime(timeval) - # Calculate timezone offset, based on whether the local zone has - # daylight savings time, and whether DST is in effect. - if time.daylight and now[-1]: - offset = time.altzone - else: - offset = time.timezone - hours, minutes = divmod(abs(offset), 3600) - # Remember offset is in seconds west of UTC, but the timezone is in - # minutes east of UTC, so the signs differ. - if offset > 0: - sign = '-' - else: - sign = '+' - zone = '%s%02d%02d' % (sign, hours, minutes // 60) - else: - now = time.gmtime(timeval) - # Timezone offset is always -0000 - if usegmt: - zone = 'GMT' - else: - zone = '-0000' - return _format_timetuple_and_zone(now, zone) + dt = dt.astimezone() + usegmt = False + return format_datetime(dt, usegmt) def format_datetime(dt, usegmt=False): """Turn a datetime into a date string as specified in RFC 2822. diff --git a/Lib/test/test_email/test_utils.py b/Lib/test/test_email/test_utils.py --- a/Lib/test/test_email/test_utils.py +++ b/Lib/test/test_email/test_utils.py @@ -136,5 +136,25 @@ t1 = utils.localtime(t0) self.assertEqual(t1.tzname(), 'EET') +class FormatDateTests(unittest.TestCase): + + @test.support.run_with_tz('Europe/Minsk') + def test_formatdate(self): + timeval = time.mktime((2011, 12, 1, 18, 0, 0, 4, 335, 0)) + string = utils.formatdate(timeval, localtime=False, usegmt=False) + self.assertEqual(string, 'Thu, 01 Dec 2011 15:00:00 -0000') + string = utils.formatdate(timeval, localtime=False, usegmt=True) + self.assertEqual(string, 'Thu, 01 Dec 2011 15:00:00 GMT') + + @test.support.run_with_tz('Europe/Minsk') + def test_formatdate_with_localtime(self): + timeval = time.mktime((2011, 1, 1, 18, 0, 0, 6, 1, 0)) + string = utils.formatdate(timeval, localtime=True) + self.assertEqual(string, 'Sat, 01 Jan 2011 18:00:00 +0200') + # Minsk moved from +0200 (with DST) to +0300 (without DST) in 2011 + timeval = time.mktime((2011, 12, 1, 18, 0, 0, 4, 335, 0)) + string = utils.formatdate(timeval, localtime=True) + self.assertEqual(string, 'Thu, 01 Dec 2011 18:00:00 +0300') + if __name__ == '__main__': unittest.main() diff --git a/Misc/ACKS b/Misc/ACKS --- a/Misc/ACKS +++ b/Misc/ACKS @@ -1282,6 +1282,7 @@ Pete Sevander Denis Severson Ian Seyer +Dmitry Shachnev Daniel Shahaf Ha Shao Mark Shannon diff --git a/Misc/NEWS b/Misc/NEWS --- a/Misc/NEWS +++ b/Misc/NEWS @@ -13,6 +13,9 @@ Library ------- +- Issue #22932: Fix timezones in email.utils.formatdate. + Patch from Dmitry Shachnev. + - Issue #23779: imaplib raises TypeError if authenticator tries to abort. Patch from Craig Holmquist. -- Repository URL: https://hg.python.org/cpython

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cpython: Fix minor typo in a comment
by raymond.hettinger July 31, 2015

July 31, 2015

https://hg.python.org/cpython/rev/c13839a3d4fc changeset: 97167:c13839a3d4fc user: Raymond Hettinger <python(a)rcn.com> date: Fri Jul 31 12:03:20 2015 -0700 summary: Fix minor typo in a comment files: Modules/_collectionsmodule.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/Modules/_collectionsmodule.c b/Modules/_collectionsmodule.c --- a/Modules/_collectionsmodule.c +++ b/Modules/_collectionsmodule.c @@ -1047,7 +1047,7 @@ static int valid_index(Py_ssize_t i, Py_ssize_t limit) { - /* The cast to size_t let us use just a single comparison + /* The cast to size_t lets us use just a single comparison to check whether i is in the range: 0 <= i < limit */ return (size_t) i < (size_t) limit; } -- Repository URL: https://hg.python.org/cpython

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cpython (3.4): Fix ResourceWarning in asyncio.BaseSubprocessTransport
by victor.stinner July 31, 2015

July 31, 2015

https://hg.python.org/cpython/rev/f6b8a0c6b8c9 changeset: 97164:f6b8a0c6b8c9 branch: 3.4 parent: 97160:13a8782a775e user: Victor Stinner <victor.stinner(a)gmail.com> date: Fri Jul 31 17:49:43 2015 +0200 summary: Fix ResourceWarning in asyncio.BaseSubprocessTransport Issue #24763: Fix resource warnings when asyncio.BaseSubprocessTransport constructor fails, if subprocess.Popen raises an exception for example. Patch written by Martin Richard, test written by me. files: Lib/asyncio/base_subprocess.py | 9 +++++- Lib/test/test_asyncio/test_subprocess.py | 15 ++++++++++++ 2 files changed, 22 insertions(+), 2 deletions(-) diff --git a/Lib/asyncio/base_subprocess.py b/Lib/asyncio/base_subprocess.py --- a/Lib/asyncio/base_subprocess.py +++ b/Lib/asyncio/base_subprocess.py @@ -35,8 +35,13 @@ self._pipes[2] = None # Create the child process: set the _proc attribute - self._start(args=args, shell=shell, stdin=stdin, stdout=stdout, - stderr=stderr, bufsize=bufsize, **kwargs) + try: + self._start(args=args, shell=shell, stdin=stdin, stdout=stdout, + stderr=stderr, bufsize=bufsize, **kwargs) + except: + self.close() + raise + self._pid = self._proc.pid self._extra['subprocess'] = self._proc diff --git a/Lib/test/test_asyncio/test_subprocess.py b/Lib/test/test_asyncio/test_subprocess.py --- a/Lib/test/test_asyncio/test_subprocess.py +++ b/Lib/test/test_asyncio/test_subprocess.py @@ -1,6 +1,7 @@ import signal import sys import unittest +import warnings from unittest import mock import asyncio @@ -413,6 +414,20 @@ # the transport was not notified yet self.assertFalse(killed) + def test_popen_error(self): + # Issue #24763: check that the subprocess transport is closed + # when BaseSubprocessTransport fails + with mock.patch('subprocess.Popen') as popen: + exc = ZeroDivisionError + popen.side_effect = exc + + create = asyncio.create_subprocess_exec(sys.executable, '-c', + 'pass', loop=self.loop) + with warnings.catch_warnings(record=True) as warns: + with self.assertRaises(exc): + self.loop.run_until_complete(create) + self.assertEqual(warns, []) + if sys.platform != 'win32': # Unix -- Repository URL: https://hg.python.org/cpython

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cpython (merge 3.4 -> 3.5): Merge 3.4 (asyncio)
by victor.stinner July 31, 2015

July 31, 2015

https://hg.python.org/cpython/rev/88c537e6d788 changeset: 97165:88c537e6d788 branch: 3.5 parent: 97161:3006f1e6a276 parent: 97164:f6b8a0c6b8c9 user: Victor Stinner <victor.stinner(a)gmail.com> date: Fri Jul 31 17:50:13 2015 +0200 summary: Merge 3.4 (asyncio) files: Lib/asyncio/base_subprocess.py | 9 +++++- Lib/test/test_asyncio/test_subprocess.py | 15 ++++++++++++ 2 files changed, 22 insertions(+), 2 deletions(-) diff --git a/Lib/asyncio/base_subprocess.py b/Lib/asyncio/base_subprocess.py --- a/Lib/asyncio/base_subprocess.py +++ b/Lib/asyncio/base_subprocess.py @@ -35,8 +35,13 @@ self._pipes[2] = None # Create the child process: set the _proc attribute - self._start(args=args, shell=shell, stdin=stdin, stdout=stdout, - stderr=stderr, bufsize=bufsize, **kwargs) + try: + self._start(args=args, shell=shell, stdin=stdin, stdout=stdout, + stderr=stderr, bufsize=bufsize, **kwargs) + except: + self.close() + raise + self._pid = self._proc.pid self._extra['subprocess'] = self._proc diff --git a/Lib/test/test_asyncio/test_subprocess.py b/Lib/test/test_asyncio/test_subprocess.py --- a/Lib/test/test_asyncio/test_subprocess.py +++ b/Lib/test/test_asyncio/test_subprocess.py @@ -1,6 +1,7 @@ import signal import sys import unittest +import warnings from unittest import mock import asyncio @@ -413,6 +414,20 @@ # the transport was not notified yet self.assertFalse(killed) + def test_popen_error(self): + # Issue #24763: check that the subprocess transport is closed + # when BaseSubprocessTransport fails + with mock.patch('subprocess.Popen') as popen: + exc = ZeroDivisionError + popen.side_effect = exc + + create = asyncio.create_subprocess_exec(sys.executable, '-c', + 'pass', loop=self.loop) + with warnings.catch_warnings(record=True) as warns: + with self.assertRaises(exc): + self.loop.run_until_complete(create) + self.assertEqual(warns, []) + if sys.platform != 'win32': # Unix -- Repository URL: https://hg.python.org/cpython

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cpython (merge 3.5 -> default): Merge 3.5 (asyncio)
by victor.stinner July 31, 2015

July 31, 2015

https://hg.python.org/cpython/rev/eb3d61f5d3ae changeset: 97166:eb3d61f5d3ae parent: 97163:9e3be159d023 parent: 97165:88c537e6d788 user: Victor Stinner <victor.stinner(a)gmail.com> date: Fri Jul 31 17:50:29 2015 +0200 summary: Merge 3.5 (asyncio) files: Lib/asyncio/base_subprocess.py | 9 +++++- Lib/test/test_asyncio/test_subprocess.py | 15 ++++++++++++ 2 files changed, 22 insertions(+), 2 deletions(-) diff --git a/Lib/asyncio/base_subprocess.py b/Lib/asyncio/base_subprocess.py --- a/Lib/asyncio/base_subprocess.py +++ b/Lib/asyncio/base_subprocess.py @@ -35,8 +35,13 @@ self._pipes[2] = None # Create the child process: set the _proc attribute - self._start(args=args, shell=shell, stdin=stdin, stdout=stdout, - stderr=stderr, bufsize=bufsize, **kwargs) + try: + self._start(args=args, shell=shell, stdin=stdin, stdout=stdout, + stderr=stderr, bufsize=bufsize, **kwargs) + except: + self.close() + raise + self._pid = self._proc.pid self._extra['subprocess'] = self._proc diff --git a/Lib/test/test_asyncio/test_subprocess.py b/Lib/test/test_asyncio/test_subprocess.py --- a/Lib/test/test_asyncio/test_subprocess.py +++ b/Lib/test/test_asyncio/test_subprocess.py @@ -1,6 +1,7 @@ import signal import sys import unittest +import warnings from unittest import mock import asyncio @@ -413,6 +414,20 @@ # the transport was not notified yet self.assertFalse(killed) + def test_popen_error(self): + # Issue #24763: check that the subprocess transport is closed + # when BaseSubprocessTransport fails + with mock.patch('subprocess.Popen') as popen: + exc = ZeroDivisionError + popen.side_effect = exc + + create = asyncio.create_subprocess_exec(sys.executable, '-c', + 'pass', loop=self.loop) + with warnings.catch_warnings(record=True) as warns: + with self.assertRaises(exc): + self.loop.run_until_complete(create) + self.assertEqual(warns, []) + if sys.platform != 'win32': # Unix -- Repository URL: https://hg.python.org/cpython

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