1 files changed, 44 insertions, 0 deletions
diff --git a/pym/_emerge/DepPriorityNormalRange.py b/pym/_emerge/DepPriorityNormalRange.py
new file mode 100644
index 000000000..ab276b42b
--- /dev/null
+++ b/pym/_emerge/DepPriorityNormalRange.py
@@ -0,0 +1,44 @@
+from _emerge.DepPriority import DepPriority
+class DepPriorityNormalRange(object):
+	"""
+	DepPriority properties              Index      Category
+
+	buildtime                                      HARD
+	runtime                                3       MEDIUM
+	runtime_post                           2       MEDIUM_SOFT
+	optional                               1       SOFT
+	(none of the above)                    0       NONE
+	"""
+	MEDIUM      = 3
+	MEDIUM_SOFT = 2
+	SOFT        = 1
+	NONE        = 0
+
+	@classmethod
+	def _ignore_optional(cls, priority):
+		if priority.__class__ is not DepPriority:
+			return False
+		return bool(priority.optional)
+
+	@classmethod
+	def _ignore_runtime_post(cls, priority):
+		if priority.__class__ is not DepPriority:
+			return False
+		return bool(priority.optional or priority.runtime_post)
+
+	@classmethod
+	def _ignore_runtime(cls, priority):
+		if priority.__class__ is not DepPriority:
+			return False
+		return not priority.buildtime
+
+	ignore_medium      = _ignore_runtime
+	ignore_medium_soft = _ignore_runtime_post
+	ignore_soft        = _ignore_optional
+
+DepPriorityNormalRange.ignore_priority = (
+	None,
+	DepPriorityNormalRange._ignore_optional,
+	DepPriorityNormalRange._ignore_runtime_post,
+	DepPriorityNormalRange._ignore_runtime
+)