我们从Python开源项目中，提取了以下50个代码示例，用于说明如何使用posixpath.split()。
def makedirs(name, mode=0777): """makedirs(path [, mode=0777]) Super-mkdir; create a leaf directory and all intermediate ones. Works like mkdir, except that any intermediate path segment (not just the rightmost) will be created if it does not exist. This is recursive. """ head, tail = path.split(name) if not tail: head, tail = path.split(head) if head and tail and not path.exists(head): try: makedirs(head, mode) except OSError, e: # be happy if someone already created the path if e.errno != errno.EEXIST: raise if tail == curdir: # xxx/newdir/. exists if xxx/newdir exists return mkdir(name, mode)
def removedirs(name): """removedirs(name) Super-rmdir; remove a leaf directory and all empty intermediate ones. Works like rmdir except that, if the leaf directory is successfully removed, directories corresponding to rightmost path segments will be pruned away until either the whole path is consumed or an error occurs. Errors during this latter phase are ignored -- they generally mean that a directory was not empty. """ rmdir(name) head, tail = path.split(name) if not tail: head, tail = path.split(head) while head and tail: try: rmdir(head) except OSError: break head, tail = path.split(head)
def renames(old, new): """renames(old, new) Super-rename; create directories as necessary and delete any left empty. Works like rename, except creation of any intermediate directories needed to make the new pathname good is attempted first. After the rename, directories corresponding to rightmost path segments of the old name will be pruned until either the whole path is consumed or a nonempty directory is found. Note: this function can fail with the new directory structure made if you lack permissions needed to unlink the leaf directory or file. """ head, tail = path.split(new) if head and tail and not path.exists(head): makedirs(head) rename(old, new) head, tail = path.split(old) if head and tail: try: removedirs(head) except OSError: pass
def removedirs(name): """removedirs(path) Super-rmdir; remove a leaf directory and all empty intermediate ones. Works like rmdir except that, if the leaf directory is successfully removed, directories corresponding to rightmost path segments will be pruned away until either the whole path is consumed or an error occurs. Errors during this latter phase are ignored -- they generally mean that a directory was not empty. """ rmdir(name) head, tail = path.split(name) if not tail: head, tail = path.split(head) while head and tail: try: rmdir(head) except error: break head, tail = path.split(head)
def renames(old, new): """renames(old, new) Super-rename; create directories as necessary and delete any left empty. Works like rename, except creation of any intermediate directories needed to make the new pathname good is attempted first. After the rename, directories corresponding to rightmost path segments of the old name will be pruned way until either the whole path is consumed or a nonempty directory is found. Note: this function can fail with the new directory structure made if you lack permissions needed to unlink the leaf directory or file. """ head, tail = path.split(new) if head and tail and not path.exists(head): makedirs(head) rename(old, new) head, tail = path.split(old) if head and tail: try: removedirs(head) except error: pass
def renames(old, new): """renames(old, new) Super-rename; create directories as necessary and delete any left empty. Works like rename, except creation of any intermediate directories needed to make the new pathname good is attempted first. After the rename, directories corresponding to rightmost path segments of the old name will be pruned until either the whole path is consumed or a nonempty directory is found. Note: this function can fail with the new directory structure made if you lack permissions needed to unlink the leaf directory or file. """ head, tail = path.split(new) if head and tail and not path.exists(head): makedirs(head) rename(old, new) head, tail = path.split(old) if head and tail: try: removedirs(head) except error: pass
def test_relpath(self): (real_getcwd, os.getcwd) = (os.getcwd, lambda: r"/home/user/bar") try: curdir = os.path.split(os.getcwd())[-1] self.assertRaises(ValueError, posixpath.relpath, "") self.assertEqual(posixpath.relpath("a"), "a") self.assertEqual(posixpath.relpath(posixpath.abspath("a")), "a") self.assertEqual(posixpath.relpath("a/b"), "a/b") self.assertEqual(posixpath.relpath("../a/b"), "../a/b") self.assertEqual(posixpath.relpath("a", "../b"), "../"+curdir+"/a") self.assertEqual(posixpath.relpath("a/b", "../c"), "../"+curdir+"/a/b") self.assertEqual(posixpath.relpath("a", "b/c"), "../../a") self.assertEqual(posixpath.relpath("a", "a"), ".") self.assertEqual(posixpath.relpath("/foo/bar/bat", "/x/y/z"), '../../../foo/bar/bat') self.assertEqual(posixpath.relpath("/foo/bar/bat", "/foo/bar"), 'bat') self.assertEqual(posixpath.relpath("/foo/bar/bat", "/"), 'foo/bar/bat') self.assertEqual(posixpath.relpath("/", "/foo/bar/bat"), '../../..') self.assertEqual(posixpath.relpath("/foo/bar/bat", "/x"), '../foo/bar/bat') self.assertEqual(posixpath.relpath("/x", "/foo/bar/bat"), '../../../x') self.assertEqual(posixpath.relpath("/", "/"), '.') self.assertEqual(posixpath.relpath("/a", "/a"), '.') self.assertEqual(posixpath.relpath("/a/b", "/a/b"), '.') finally: os.getcwd = real_getcwd
