removed unused filename variable

watpy/wave/wave.py

@@ -438,9 +438,9 @@ class wave(object):
             # take care of special conventions, 
             # overwrite better values if possible
             if tp == 'bam':
-                r = wfile_get_detrad_bam(os.path.join(self.path,filename))
+                r = wfile_get_detrad_bam(fname)
             if tp == 'core':
-                r = wfile_get_detrad(os.path.join(self.path,filename))
+                r = wfile_get_detrad(fname)
             self.prop['var']             = var
             self.prop['lmode']           = l
             self.prop['mmode']           = m