diff options
Diffstat (limited to 'Lib/os.py')
| -rw-r--r-- | Lib/os.py | 53 |
1 files changed, 14 insertions, 39 deletions
@@ -1,9 +1,9 @@ r"""OS routines for Mac, NT, or Posix depending on what system we're on. This exports: - - all functions from posix, nt, os2, or ce, e.g. unlink, stat, etc. + - all functions from posix, nt or ce, e.g. unlink, stat, etc. - os.path is either posixpath or ntpath - - os.name is either 'posix', 'nt', 'os2' or 'ce'. + - os.name is either 'posix', 'nt' or 'ce'. - os.curdir is a string representing the current directory ('.' or ':') - os.pardir is a string representing the parent directory ('..' or '::') - os.sep is the (or a most common) pathname separator ('/' or ':' or '\\') @@ -81,30 +81,6 @@ elif 'nt' in _names: except ImportError: pass -elif 'os2' in _names: - name = 'os2' - linesep = '\r\n' - from os2 import * - try: - from os2 import _exit - __all__.append('_exit') - except ImportError: - pass - if sys.version.find('EMX GCC') == -1: - import ntpath as path - else: - import os2emxpath as path - from _emx_link import link - - import os2 - __all__.extend(_get_exports_list(os2)) - del os2 - - try: - from os2 import _have_functions - except ImportError: - pass - elif 'ce' in _names: name = 'ce' linesep = '\r\n' @@ -256,10 +232,9 @@ def makedirs(name, mode=0o777, exist_ok=False): if head and tail and not path.exists(head): try: makedirs(head, mode, exist_ok) - except OSError as e: + except FileExistsError: # be happy if someone already created the path - if e.errno != errno.EEXIST: - raise + pass cdir = curdir if isinstance(tail, bytes): cdir = bytes(curdir, 'ASCII') @@ -302,7 +277,7 @@ def removedirs(name): while head and tail: try: rmdir(head) - except error: + except OSError: break head, tail = path.split(head) @@ -329,7 +304,7 @@ def renames(old, new): if head and tail: try: removedirs(head) - except error: + except OSError: pass __all__.extend(["makedirs", "removedirs", "renames"]) @@ -365,7 +340,7 @@ def walk(top, topdown=True, onerror=None, followlinks=False): By default errors from the os.listdir() call are ignored. If optional arg 'onerror' is specified, it should be a function; it - will be called with one argument, an os.error instance. It can + will be called with one argument, an OSError instance. It can report the error to continue with the walk, or raise the exception to abort the walk. Note that the filename is available as the filename attribute of the exception object. @@ -399,10 +374,10 @@ def walk(top, topdown=True, onerror=None, followlinks=False): # minor reason when (say) a thousand readable directories are still # left to visit. That logic is copied here. try: - # Note that listdir and error are globals in this module due + # Note that listdir is global in this module due # to earlier import-*. names = listdir(top) - except error as err: + except OSError as err: if onerror is not None: onerror(err) return @@ -504,7 +479,7 @@ if {open, stat} <= supports_dir_fd and {listdir, stat} <= supports_fd: try: orig_st = stat(name, dir_fd=topfd, follow_symlinks=follow_symlinks) dirfd = open(name, O_RDONLY, dir_fd=topfd) - except error as err: + except OSError as err: if onerror is not None: onerror(err) return @@ -599,7 +574,7 @@ def _execvpe(file, args, env=None): fullname = path.join(dir, file) try: exec_func(fullname, *argrest) - except error as e: + except OSError as e: last_exc = e tb = sys.exc_info()[2] if (e.errno != errno.ENOENT and e.errno != errno.ENOTDIR @@ -726,7 +701,7 @@ else: __all__.append("unsetenv") def _createenviron(): - if name in ('os2', 'nt'): + if name == 'nt': # Where Env Var Names Must Be UPPERCASE def check_str(value): if not isinstance(value, str): @@ -766,7 +741,7 @@ def getenv(key, default=None): key, default and the result are str.""" return environ.get(key, default) -supports_bytes_environ = name not in ('os2', 'nt') +supports_bytes_environ = (name != 'nt') __all__.extend(("getenv", "supports_bytes_environ")) if supports_bytes_environ: @@ -865,7 +840,7 @@ if _exists("fork") and not _exists("spawnv") and _exists("execv"): elif WIFEXITED(sts): return WEXITSTATUS(sts) else: - raise error("Not stopped, signaled or exited???") + raise OSError("Not stopped, signaled or exited???") def spawnv(mode, file, args): """spawnv(mode, file, args) -> integer |