1 files changed, 40 insertions, 33 deletions
diff --git a/pym/gentoolkit/sets.py b/pym/gentoolkit/sets.py
index d130603..4fd5ff4 100644
--- a/pym/gentoolkit/sets.py
+++ b/pym/gentoolkit/sets.py
@@ -4,54 +4,61 @@
 
 """Provides access to Portage sets api"""
 
-__docformat__ = 'epytext'
+__docformat__ = "epytext"
 
 import portage
+
 try:
-	# Per commit 25d8427b3b29cbcee97279186983dae818495f8f in portage,
-	# portage.sets is renamed to portage._sets.
-	import portage._sets
-	_sets_available = True
-	SETPREFIX = portage._sets.SETPREFIX
+    # Per commit 25d8427b3b29cbcee97279186983dae818495f8f in portage,
+    # portage.sets is renamed to portage._sets.
+    import portage._sets
+
+    _sets_available = True
+    SETPREFIX = portage._sets.SETPREFIX
 except ImportError:
-	_sets_available = False
-	SETPREFIX = "@"
+    _sets_available = False
+    SETPREFIX = "@"
 
 from gentoolkit import errors
 from gentoolkit.atom import Atom
 
 
 _set_config = None
+
+
 def _init_set_config():
-	global _set_config
-	if _set_config is None:
-		_set_config = portage._sets.load_default_config(
-			portage.settings, portage.db[portage.root])
+    global _set_config
+    if _set_config is None:
+        _set_config = portage._sets.load_default_config(
+            portage.settings, portage.db[portage.root]
+        )
+
 
 def get_available_sets():
-	"""Returns all available sets."""
+    """Returns all available sets."""
+
+    if _sets_available:
+        _init_set_config()
+        return _set_config.getSets()
+    return {}
 
-	if _sets_available:
-		_init_set_config()
-		return _set_config.getSets()
-	return {}
 
 def get_set_atoms(setname):
-	"""Return atoms belonging to the given set
-
-	@type setname: string
-	@param setname: Name of the set
-	@rtype list
-	@return: List of atoms in the given set
-	"""
-
-	if _sets_available:
-		_init_set_config()
-		try:
-			return set([Atom(str(x))
-				for x in _set_config.getSetAtoms(setname)])
-		except portage._sets.PackageSetNotFound:
-			raise errors.GentoolkitSetNotFound(setname)
-	raise errors.GentoolkitSetNotFound(setname)
+    """Return atoms belonging to the given set
+
+    @type setname: string
+    @param setname: Name of the set
+    @rtype list
+    @return: List of atoms in the given set
+    """
+
+    if _sets_available:
+        _init_set_config()
+        try:
+            return set([Atom(str(x)) for x in _set_config.getSetAtoms(setname)])
+        except portage._sets.PackageSetNotFound:
+            raise errors.GentoolkitSetNotFound(setname)
+    raise errors.GentoolkitSetNotFound(setname)
+
 
 # vim: set ts=4 sw=4 tw=79: