made is_virtual_xxx a block level function, used by port and param classes

[debian/gnuradio] / grc / python / Param.py

diff --git a/grc/python/Param.py b/grc/python/Param.py
index 49601f1687388e1dae752294348217f7d92a1cde..2ca1d0ec00c3e02a7038539ed05bab5b1023cb4a 100644 (file)
--- a/grc/python/Param.py
+++ b/grc/python/Param.py
@@ -322,15 +322,15 @@ class Param(_Param):
                elif t == 'stream_id':
                        #get a list of all stream ids used in the virtual sinks 
                        ids = [param.get_value() for param in filter(
-                               lambda p: p.get_parent().get_key() == 'virtual_sink',
+                               lambda p: p.get_parent().is_virtual_sink(),
                                self.get_all_params(t),
                        )]
                        #check that the virtual sink's stream id is unique
-                       if self.get_parent().get_key() == 'virtual_sink':
+                       if self.get_parent().is_virtual_sink():
                                try: assert ids.count(v) <= 1 #id should only appear once, or zero times if block is disabled
                                except: raise Exception, 'Stream ID "%s" is not unique.'%v
                        #check that the virtual source's steam id is found
-                       if self.get_parent().get_key() == 'virtual_source':
+                       if self.get_parent().is_virtual_source():
                                try: assert v in ids
                                except: raise Exception, 'Stream ID "%s" is not found.'%v
                        return v