formats: make tag method optional

2 files changed, 3 insertions, 4 deletions

diff --git a/formats/__base__.py b/formats/__base__.py
index 4bb6598..f17748a 100644
--- a/formats/__base__.py
+++ b/formats/__base__.py
@@ -23,3 +23,6 @@ class BaseHandler:
 			self.add("-b %d" % opt.bits_per_sample)
 		if opt.channels and opt.channels != info.channels:
 			self.add("-c %d" % opt.channels)
+
+	def is_tag_supported(self):
+		return hasattr(self, "tag")
diff --git a/formats/wav.py b/formats/wav.py
index 76c2ed3..66169fc 100644
--- a/formats/wav.py
+++ b/formats/wav.py
@@ -11,9 +11,5 @@ class WavHandler(BaseHandler):
 
 		return self.build()
 
-	def tag(self, *args):
-		self.log("SKIP ")
-		return True
-
 def init():
 	return WavHandler