Python tempfile.py方法代码示例

# 需要导入模块: import tempfile [as 别名]
# 或者: from tempfile import py [as 别名]
def test_noinherit(self):
        # _mkstemp_inner file handles are not inherited by child processes

        if support.verbose:
            v="v"
        else:
            v="q"

        file = self.do_create()
        fd = "%d" % file.fd

        try:
            me = __file__
        except NameError:
            me = sys.argv[0]

        # We have to exec something, so that FD_CLOEXEC will take
        # effect.  The core of this test is therefore in
        # tf_inherit_check.py, which see.
        tester = os.path.join(os.path.dirname(os.path.abspath(me)),
                              "tf_inherit_check.py")

        # On Windows a spawn* /path/ with embedded spaces shouldn't be quoted,
        # but an arg with embedded spaces should be decorated with double
        # quotes on each end
        if sys.platform in ('win32',):
            decorated = '"%s"' % sys.executable
            tester = '"%s"' % tester
        else:
            decorated = sys.executable

        retval = os.spawnl(os.P_WAIT, sys.executable, decorated, tester, v, fd)
        self.assertFalse(retval < 0,
                    "child process caught fatal signal %d" % -retval)
        self.assertFalse(retval > 0, "child process reports failure %d"%retval) 

# 需要导入模块: import tempfile [as 别名]
# 或者: from tempfile import py [as 别名]
def test_noinherit(self):
        # _mkstemp_inner file handles are not inherited by child processes
        if not has_spawnl:
            return            # ugh, can't use SkipTest.

        if support.verbose:
            v="v"
        else:
            v="q"

        file = self.do_create()
        fd = "%d" % file.fd

        try:
            me = __file__
        except NameError:
            me = sys.argv[0]

        # We have to exec something, so that FD_CLOEXEC will take
        # effect.  The core of this test is therefore in
        # tf_inherit_check.py, which see.
        tester = os.path.join(os.path.dirname(os.path.abspath(me)),
                              "tf_inherit_check.py")

        # On Windows a spawn* /path/ with embedded spaces shouldn't be quoted,
        # but an arg with embedded spaces should be decorated with double
        # quotes on each end
        if sys.platform in ('win32',):
            decorated = '"%s"' % sys.executable
            tester = '"%s"' % tester
        else:
            decorated = sys.executable

        retval = os.spawnl(os.P_WAIT, sys.executable, decorated, tester, v, fd)
        self.assertFalse(retval < 0,
                    "child process caught fatal signal %d" % -retval)
        self.assertFalse(retval > 0, "child process reports failure %d"%retval) 

# 需要导入模块: import tempfile [as 别名]
# 或者: from tempfile import py [as 别名]
def test_noinherit(self):
        # _mkstemp_inner file handles are not inherited by child processes

        if support.verbose:
            v="v"
        else:
            v="q"

        file = self.do_create()
        self.assertEqual(os.get_inheritable(file.fd), False)
        fd = "%d" % file.fd

        try:
            me = __file__
        except NameError:
            me = sys.argv[0]

        # We have to exec something, so that FD_CLOEXEC will take
        # effect.  The core of this test is therefore in
        # tf_inherit_check.py, which see.
        tester = os.path.join(os.path.dirname(os.path.abspath(me)),
                              "tf_inherit_check.py")

        # On Windows a spawn* /path/ with embedded spaces shouldn't be quoted,
        # but an arg with embedded spaces should be decorated with double
        # quotes on each end
        if sys.platform == 'win32':
            decorated = '"%s"' % sys.executable
            tester = '"%s"' % tester
        else:
            decorated = sys.executable

        retval = os.spawnl(os.P_WAIT, sys.executable, decorated, tester, v, fd)
        self.assertFalse(retval < 0,
                    "child process caught fatal signal %d" % -retval)
        self.assertFalse(retval > 0, "child process reports failure %d"%retval) 

# 需要导入模块: import tempfile [as 别名]
# 或者: from tempfile import py [as 别名]
def test_noinherit(self):
        # _mkstemp_inner file handles are not inherited by child processes
        if not has_spawnl:
            return            # ugh, can't use TestSkipped.

        if test_support.verbose:
            v="v"
        else:
            v="q"

        file = self.do_create()
        fd = "%d" % file.fd

        try:
            me = __file__
        except NameError:
            me = sys.argv[0]

        # We have to exec something, so that FD_CLOEXEC will take
        # effect.  The core of this test is therefore in
        # tf_inherit_check.py, which see.
        tester = os.path.join(os.path.dirname(os.path.abspath(me)),
                              "tf_inherit_check.py")

        # On Windows a spawn* /path/ with embedded spaces shouldn't be quoted,
        # but an arg with embedded spaces should be decorated with double
        # quotes on each end
        if sys.platform in ('win32',):
            decorated = '"%s"' % sys.executable
            tester = '"%s"' % tester
        else:
            decorated = sys.executable

        retval = os.spawnl(os.P_WAIT, sys.executable, decorated, tester, v, fd)
        self.failIf(retval < 0,
                    "child process caught fatal signal %d" % -retval)
        self.failIf(retval > 0, "child process reports failure %d"%retval) 

# 需要导入模块: import tempfile [as 别名]
# 或者: from tempfile import py [as 别名]
def set_luci_context_account(account, tmp_dir):
  """Sets LUCI_CONTEXT account to be used by the task.

  If 'account' is None or '', does nothing at all. This happens when
  run_isolated.py is called without '--switch-to-account' flag. In this case,
  if run_isolated.py is running in some LUCI_CONTEXT environment, the task will
  just inherit whatever account is already set. This may happen if users invoke
  run_isolated.py explicitly from their code.

  If the requested account is not defined in the context, switches to
  non-authenticated access. This happens for Swarming tasks that don't use
  'task' service accounts.

  If not using LUCI_CONTEXT-based auth, does nothing.
  If already running as requested account, does nothing.
  """
  if not account:
    # Not actually switching.
    yield
    return

  local_auth = luci_context.read('local_auth')
  if not local_auth:
    # Not using LUCI_CONTEXT auth at all.
    yield
    return

  # See LUCI_CONTEXT.md for the format of 'local_auth'.
  if local_auth.get('default_account_id') == account:
    # Already set, no need to switch.
    yield
    return

  available = {a['id'] for a in local_auth.get('accounts') or []}
  if account in available:
    logging.info('Switching default LUCI_CONTEXT account to %r', account)
    local_auth['default_account_id'] = account
  else:
    logging.warning(
        'Requested LUCI_CONTEXT account %r is not available (have only %r), '
        'disabling authentication', account, sorted(available))
    local_auth.pop('default_account_id', None)

  with luci_context.write(_tmpdir=tmp_dir, local_auth=local_auth):
    yield