temp fix

git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@9439 221aa14e-8319-0410-a670-987f0aec2ac5

1 files changed, 18 insertions, 15 deletions

diff --git a/grc/src/grc_gnuradio/FlowGraph.py b/grc/src/grc_gnuradio/FlowGraph.py
index 51526c2cf..238b44ca5 100644
--- a/grc/src/grc_gnuradio/FlowGraph.py
+++ b/grc/src/grc_gnuradio/FlowGraph.py
@@ -23,6 +23,7 @@ from utils import expr_utils
 from grc.elements.FlowGraph import FlowGraph as _FlowGraph
 from Block import Block
 from Connection import Connection
+import traceback
 
 class FlowGraph(_FlowGraph):
 
@@ -80,21 +81,23 @@ class FlowGraph(_FlowGraph):
 		Exclude paramterized variables.
 		@return a sorted list of variable blocks in order of dependency (indep -> dep)
 		"""
-		variables = filter(lambda b: b.get_key() in (
-			'variable', 'variable_slider', 'variable_chooser', 'variable_text_box'
-		), self.get_enabled_blocks())
-		#map var id to variable block
-		id2var = dict([(var.get_id(), var) for var in variables])
-		#map var id to variable code
-		#variable code is a concatenation of all param code (without the id param)
-		id2expr = dict([(var.get_id(), 
-			' '.join([param.to_code() for param in filter(lambda p: p.get_key() != 'id',var.get_params())])
-		) for var in variables])
-		#sort according to dependency
-		sorted_ids = expr_utils.sort_variables(id2expr)
-		#create list of sorted variable blocks
-		variables = [id2var[id] for id in sorted_ids]
-		return variables
+		try:
+			variables = filter(lambda b: b.get_key() in (
+				'variable', 'variable_slider', 'variable_chooser', 'variable_text_box'
+			), self.get_enabled_blocks())
+			#map var id to variable block
+			id2var = dict([(var.get_id(), var) for var in variables])
+			#map var id to variable code
+			#variable code is a concatenation of all param code (without the id param)
+			id2expr = dict([(var.get_id(), 
+				' '.join([param.to_code() for param in filter(lambda p: p.get_key() != 'id',var.get_params())])
+			) for var in variables])
+			#sort according to dependency
+			sorted_ids = expr_utils.sort_variables(id2expr)
+			#create list of sorted variable blocks
+			variables = [id2var[id] for id in sorted_ids]
+			return variables
+		except: traceback.print_exc()
 
 	def get_parameters(self):
 		"""!