diff options
Diffstat (limited to 'xattr/__init__.py')
| -rw-r--r-- | xattr/__init__.py | 74 |
1 files changed, 29 insertions, 45 deletions
diff --git a/xattr/__init__.py b/xattr/__init__.py index d9431f9..a452f66 100644 --- a/xattr/__init__.py +++ b/xattr/__init__.py @@ -7,26 +7,20 @@ The xattr type wraps a path or file descriptor with a dict-like interface that exposes these extended attributes. """ -__version__ = '0.6.4' -from constants import XATTR_NOFOLLOW, XATTR_CREATE, XATTR_REPLACE, \ - XATTR_NOSECURITY, XATTR_MAXNAMELEN, XATTR_FINDERINFO_NAME, \ - XATTR_RESOURCEFORK_NAME +__version__ = '0.7.0' -import _xattr +from .lib import (XATTR_NOFOLLOW, XATTR_CREATE, XATTR_REPLACE, + XATTR_NOSECURITY, XATTR_MAXNAMELEN, XATTR_FINDERINFO_NAME, + XATTR_RESOURCEFORK_NAME, _getxattr, _fgetxattr, _setxattr, _fsetxattr, + _removexattr, _fremovexattr, _listxattr, _flistxattr) -def _pyflakes_api(): - # trick pyflakes into thinking these are used. - return [ - XATTR_NOFOLLOW, XATTR_CREATE, XATTR_REPLACE, - XATTR_NOSECURITY, XATTR_MAXNAMELEN, XATTR_FINDERINFO_NAME, - XATTR_RESOURCEFORK_NAME, - ] +__all__ = [ + "XATTR_NOFOLLOW", "XATTR_CREATE", "XATTR_REPLACE", "XATTR_NOSECURITY", + "XATTR_MAXNAMELEN", "XATTR_FINDERINFO_NAME", "XATTR_RESOURCEFORK_NAME", + "xattr", "listxattr", "getxattr", "setxattr", "removexattr" +] -def _boundfunc(func, first): - def _func(*args): - return func(first, *args) - return _func class xattr(object): """ @@ -45,34 +39,24 @@ class xattr(object): """ self.obj = obj self.options = options - self.flavor = None fileno = getattr(obj, 'fileno', None) if fileno is not None: - obj = fileno() - if isinstance(obj, int): - self.flavor = 'fd' - self._bind_any('f%sxattr', obj, options) + self.value = fileno() else: - self.flavor = 'file' - self._bind_any('%sxattr', obj, options) + self.value = obj def __repr__(self): - if self.flavor: - return '<%s %s=%r>' % (type(self).__name__, self.flavor, self.obj) + if isinstance(self.value, int): + flavor = "fd" else: - return object.__repr__(self) - - def _bind_any(self, fmt, obj, options): - options = self.options - for method in ("get", "set", "remove", "list"): - name = '_' + method - func = getattr(_xattr, fmt % (method,)) - meth = _boundfunc(func, obj) - try: - meth.__name__ = name - except TypeError: - pass - setattr(self, name, meth) + flavor = "file" + return "<%s %s=%r>" % (type(self).__name__, flavor, self.value) + + def _call(self, name_func, fd_func, *args): + if isinstance(self.value, int): + return fd_func(self.value, *args) + else: + return name_func(self.value, *args) def get(self, name, options=0): """ @@ -81,7 +65,7 @@ class xattr(object): See x-man-page://2/getxattr for options and possible errors. """ - return self._get(name, 0, 0, options | self.options) + return self._call(_getxattr, _fgetxattr, name, 0, 0, options | self.options) def set(self, name, value, options=0): """ @@ -90,7 +74,7 @@ class xattr(object): See x-man-page://2/setxattr for options and possible errors. """ - self._set(name, value, 0, options | self.options) + return self._call(_setxattr, _fsetxattr, name, value, 0, options | self.options) def remove(self, name, options=0): """ @@ -99,6 +83,7 @@ class xattr(object): See x-man-page://2/removexattr for options and possible errors. """ + return self._call(_removexattr, _fremovexattr, name, options | self.options) self._remove(name, options | self.options) def list(self, options=0): @@ -108,7 +93,7 @@ class xattr(object): See x-man-page://2/listxattr for options and possible errors. """ - res = self._list(options | self.options).split('\x00') + res = self._call(_listxattr, _flistxattr, options | self.options).split('\x00') res.pop() return [unicode(s, 'utf-8') for s in res] @@ -186,20 +171,19 @@ class xattr(object): def listxattr(f, symlink=False): - __doc__ = xattr.list.__doc__ return tuple(xattr(f).list(options=symlink and XATTR_NOFOLLOW or 0)) + def getxattr(f, attr, symlink=False): - __doc__ = xattr.get.__doc__ return xattr(f).get(attr, options=symlink and XATTR_NOFOLLOW or 0) + def setxattr(f, attr, value, options=0, symlink=False): - __doc__ = xattr.set.__doc__ if symlink: options |= XATTR_NOFOLLOW return xattr(f).set(attr, value, options=options) + def removexattr(f, attr, symlink=False): - __doc__ = xattr.remove.__doc__ options = symlink and XATTR_NOFOLLOW or 0 return xattr(f).remove(attr, options=options) |