当前位置: 首页>>代码示例>>Python>>正文


Python os.lchflags方法代码示例

本文整理汇总了Python中os.lchflags方法的典型用法代码示例。如果您正苦于以下问题:Python os.lchflags方法的具体用法?Python os.lchflags怎么用?Python os.lchflags使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在os的用法示例。


在下文中一共展示了os.lchflags方法的8个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: test_lchflags_symlink

# 需要导入模块: import os [as 别名]
# 或者: from os import lchflags [as 别名]
def test_lchflags_symlink(self):
        testfn_st = os.stat(test_support.TESTFN)

        self.assertTrue(hasattr(testfn_st, 'st_flags'))

        os.symlink(test_support.TESTFN, _DUMMY_SYMLINK)
        self.teardown_files.append(_DUMMY_SYMLINK)
        dummy_symlink_st = os.lstat(_DUMMY_SYMLINK)

        posix.lchflags(_DUMMY_SYMLINK,
                       dummy_symlink_st.st_flags | stat.UF_IMMUTABLE)
        try:
            new_testfn_st = os.stat(test_support.TESTFN)
            new_dummy_symlink_st = os.lstat(_DUMMY_SYMLINK)

            self.assertEqual(testfn_st.st_flags, new_testfn_st.st_flags)
            self.assertEqual(dummy_symlink_st.st_flags | stat.UF_IMMUTABLE,
                             new_dummy_symlink_st.st_flags)
        finally:
            posix.lchflags(_DUMMY_SYMLINK, dummy_symlink_st.st_flags) 
开发者ID:Acmesec,项目名称:CTFCrackTools-V2,代码行数:22,代码来源:test_posix.py

示例2: test_lchflags_regular_file

# 需要导入模块: import os [as 别名]
# 或者: from os import lchflags [as 别名]
def test_lchflags_regular_file(self):
        self._test_chflags_regular_file(posix.lchflags, test_support.TESTFN) 
开发者ID:IronLanguages,项目名称:ironpython2,代码行数:4,代码来源:test_posix.py

示例3: test_lchflags_symlink

# 需要导入模块: import os [as 别名]
# 或者: from os import lchflags [as 别名]
def test_lchflags_symlink(self):
        testfn_st = os.stat(test_support.TESTFN)

        self.assertTrue(hasattr(testfn_st, 'st_flags'))

        os.symlink(test_support.TESTFN, _DUMMY_SYMLINK)
        self.teardown_files.append(_DUMMY_SYMLINK)
        dummy_symlink_st = os.lstat(_DUMMY_SYMLINK)

        # ZFS returns EOPNOTSUPP when attempting to set flag UF_IMMUTABLE.
        try:
            posix.lchflags(_DUMMY_SYMLINK,
                           dummy_symlink_st.st_flags | stat.UF_IMMUTABLE)
        except OSError as err:
            if err.errno != errno.EOPNOTSUPP:
                raise
            msg = 'chflag UF_IMMUTABLE not supported by underlying fs'
            self.skipTest(msg)

        try:
            new_testfn_st = os.stat(test_support.TESTFN)
            new_dummy_symlink_st = os.lstat(_DUMMY_SYMLINK)

            self.assertEqual(testfn_st.st_flags, new_testfn_st.st_flags)
            self.assertEqual(dummy_symlink_st.st_flags | stat.UF_IMMUTABLE,
                             new_dummy_symlink_st.st_flags)
        finally:
            posix.lchflags(_DUMMY_SYMLINK, dummy_symlink_st.st_flags) 
开发者ID:IronLanguages,项目名称:ironpython2,代码行数:30,代码来源:test_posix.py

示例4: test_copystat_symlinks

# 需要导入模块: import os [as 别名]
# 或者: from os import lchflags [as 别名]
def test_copystat_symlinks(self):
        tmp_dir = self.mkdtemp()
        src = os.path.join(tmp_dir, 'foo')
        dst = os.path.join(tmp_dir, 'bar')
        src_link = os.path.join(tmp_dir, 'baz')
        dst_link = os.path.join(tmp_dir, 'qux')
        write_file(src, 'foo')
        src_stat = os.stat(src)
        os.utime(src, (src_stat.st_atime,
                       src_stat.st_mtime - 42.0))  # ensure different mtimes
        write_file(dst, 'bar')
        self.assertNotEqual(os.stat(src).st_mtime, os.stat(dst).st_mtime)
        os.symlink(src, src_link)
        os.symlink(dst, dst_link)
        if hasattr(os, 'lchmod'):
            os.lchmod(src_link, stat.S_IRWXO)
        if hasattr(os, 'lchflags') and hasattr(stat, 'UF_NODUMP'):
            os.lchflags(src_link, stat.UF_NODUMP)
        src_link_stat = os.lstat(src_link)
        # follow
        if hasattr(os, 'lchmod'):
            shutil.copystat(src_link, dst_link, follow_symlinks=True)
            self.assertNotEqual(src_link_stat.st_mode, os.stat(dst).st_mode)
        # don't follow
        shutil.copystat(src_link, dst_link, follow_symlinks=False)
        dst_link_stat = os.lstat(dst_link)
        if os.utime in os.supports_follow_symlinks:
            for attr in 'st_atime', 'st_mtime':
                # The modification times may be truncated in the new file.
                self.assertLessEqual(getattr(src_link_stat, attr),
                                     getattr(dst_link_stat, attr) + 1)
        if hasattr(os, 'lchmod'):
            self.assertEqual(src_link_stat.st_mode, dst_link_stat.st_mode)
        if hasattr(os, 'lchflags') and hasattr(src_link_stat, 'st_flags'):
            self.assertEqual(src_link_stat.st_flags, dst_link_stat.st_flags)
        # tell to follow but dst is not a link
        shutil.copystat(src_link, dst, follow_symlinks=False)
        self.assertTrue(abs(os.stat(src).st_mtime - os.stat(dst).st_mtime) <
                        00000.1) 
开发者ID:Microvellum,项目名称:Fluid-Designer,代码行数:41,代码来源:test_shutil.py

示例5: test_copy2_symlinks

# 需要导入模块: import os [as 别名]
# 或者: from os import lchflags [as 别名]
def test_copy2_symlinks(self):
        tmp_dir = self.mkdtemp()
        src = os.path.join(tmp_dir, 'foo')
        dst = os.path.join(tmp_dir, 'bar')
        src_link = os.path.join(tmp_dir, 'baz')
        write_file(src, 'foo')
        os.symlink(src, src_link)
        if hasattr(os, 'lchmod'):
            os.lchmod(src_link, stat.S_IRWXU | stat.S_IRWXO)
        if hasattr(os, 'lchflags') and hasattr(stat, 'UF_NODUMP'):
            os.lchflags(src_link, stat.UF_NODUMP)
        src_stat = os.stat(src)
        src_link_stat = os.lstat(src_link)
        # follow
        shutil.copy2(src_link, dst, follow_symlinks=True)
        self.assertFalse(os.path.islink(dst))
        self.assertEqual(read_file(src), read_file(dst))
        os.remove(dst)
        # don't follow
        shutil.copy2(src_link, dst, follow_symlinks=False)
        self.assertTrue(os.path.islink(dst))
        self.assertEqual(os.readlink(dst), os.readlink(src_link))
        dst_stat = os.lstat(dst)
        if os.utime in os.supports_follow_symlinks:
            for attr in 'st_atime', 'st_mtime':
                # The modification times may be truncated in the new file.
                self.assertLessEqual(getattr(src_link_stat, attr),
                                     getattr(dst_stat, attr) + 1)
        if hasattr(os, 'lchmod'):
            self.assertEqual(src_link_stat.st_mode, dst_stat.st_mode)
            self.assertNotEqual(src_stat.st_mode, dst_stat.st_mode)
        if hasattr(os, 'lchflags') and hasattr(src_link_stat, 'st_flags'):
            self.assertEqual(src_link_stat.st_flags, dst_stat.st_flags) 
开发者ID:Microvellum,项目名称:Fluid-Designer,代码行数:35,代码来源:test_shutil.py

示例6: test_copytree_symlinks

# 需要导入模块: import os [as 别名]
# 或者: from os import lchflags [as 别名]
def test_copytree_symlinks(self):
        tmp_dir = self.mkdtemp()
        src_dir = os.path.join(tmp_dir, 'src')
        dst_dir = os.path.join(tmp_dir, 'dst')
        sub_dir = os.path.join(src_dir, 'sub')
        os.mkdir(src_dir)
        os.mkdir(sub_dir)
        write_file((src_dir, 'file.txt'), 'foo')
        src_link = os.path.join(sub_dir, 'link')
        dst_link = os.path.join(dst_dir, 'sub/link')
        os.symlink(os.path.join(src_dir, 'file.txt'),
                   src_link)
        if hasattr(os, 'lchmod'):
            os.lchmod(src_link, stat.S_IRWXU | stat.S_IRWXO)
        if hasattr(os, 'lchflags') and hasattr(stat, 'UF_NODUMP'):
            os.lchflags(src_link, stat.UF_NODUMP)
        src_stat = os.lstat(src_link)
        shutil.copytree(src_dir, dst_dir, symlinks=True)
        self.assertTrue(os.path.islink(os.path.join(dst_dir, 'sub', 'link')))
        self.assertEqual(os.readlink(os.path.join(dst_dir, 'sub', 'link')),
                         os.path.join(src_dir, 'file.txt'))
        dst_stat = os.lstat(dst_link)
        if hasattr(os, 'lchmod'):
            self.assertEqual(dst_stat.st_mode, src_stat.st_mode)
        if hasattr(os, 'lchflags'):
            self.assertEqual(dst_stat.st_flags, src_stat.st_flags) 
开发者ID:Microvellum,项目名称:Fluid-Designer,代码行数:28,代码来源:test_shutil.py

示例7: test_lchflags_regular_file

# 需要导入模块: import os [as 别名]
# 或者: from os import lchflags [as 别名]
def test_lchflags_regular_file(self):
        self._test_chflags_regular_file(posix.lchflags, support.TESTFN)
        self._test_chflags_regular_file(posix.chflags, support.TESTFN, follow_symlinks=False) 
开发者ID:Microvellum,项目名称:Fluid-Designer,代码行数:5,代码来源:test_posix.py

示例8: test_lchflags_symlink

# 需要导入模块: import os [as 别名]
# 或者: from os import lchflags [as 别名]
def test_lchflags_symlink(self):
        testfn_st = os.stat(support.TESTFN)

        self.assertTrue(hasattr(testfn_st, 'st_flags'))

        os.symlink(support.TESTFN, _DUMMY_SYMLINK)
        self.teardown_files.append(_DUMMY_SYMLINK)
        dummy_symlink_st = os.lstat(_DUMMY_SYMLINK)

        def chflags_nofollow(path, flags):
            return posix.chflags(path, flags, follow_symlinks=False)

        for fn in (posix.lchflags, chflags_nofollow):
            # ZFS returns EOPNOTSUPP when attempting to set flag UF_IMMUTABLE.
            flags = dummy_symlink_st.st_flags | stat.UF_IMMUTABLE
            try:
                fn(_DUMMY_SYMLINK, flags)
            except OSError as err:
                if err.errno != errno.EOPNOTSUPP:
                    raise
                msg = 'chflag UF_IMMUTABLE not supported by underlying fs'
                self.skipTest(msg)
            try:
                new_testfn_st = os.stat(support.TESTFN)
                new_dummy_symlink_st = os.lstat(_DUMMY_SYMLINK)

                self.assertEqual(testfn_st.st_flags, new_testfn_st.st_flags)
                self.assertEqual(dummy_symlink_st.st_flags | stat.UF_IMMUTABLE,
                                 new_dummy_symlink_st.st_flags)
            finally:
                fn(_DUMMY_SYMLINK, dummy_symlink_st.st_flags) 
开发者ID:Microvellum,项目名称:Fluid-Designer,代码行数:33,代码来源:test_posix.py


注:本文中的os.lchflags方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。