From f5bfdc6c28ead8235727eb067524d83c931a52f7 Mon Sep 17 00:00:00 2001 From: Syed Tousif Ahmed Date: Mon, 30 Nov 2020 14:08:47 -0500 Subject: [PATCH] Addresses review comments. Signed-off-by: Syed Tousif Ahmed --- prjxray/node_model.py | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/prjxray/node_model.py b/prjxray/node_model.py index 8a1b5ca7..d187c57a 100644 --- a/prjxray/node_model.py +++ b/prjxray/node_model.py @@ -45,7 +45,7 @@ class NodeModel(): self.nodes = None - self.wire_to_node_map = {} + self.wire_to_node_map = None if progressbar is None: self.progressbar = lambda x: x @@ -143,6 +143,8 @@ class NodeModel(): return self.nodes[tile, wire] def _build_wire_to_node_map(self): + self.wire_to_node_map = {} + if self.nodes is None: self._build_nodes() @@ -153,7 +155,7 @@ class NodeModel(): def get_node_for_wire(self, tile, wire): """ Get node for specified tile and wire. """ - if not self.wire_to_node_map: + if self.wire_to_node_map is None: self._build_wire_to_node_map() return self.wire_to_node_map[tile, wire]