Phylo: added get_nonterminals() to TreeMixin

biopython · Apr 10, 2010 · de024f7 · de024f7
1 parent f2a48cc
commit de024f7
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/Bio/Phylo/BaseTree.py b/Bio/Phylo/BaseTree.py
@@ -324,6 +324,10 @@ def check_in_path(v):
             return None
         return path[-2::-1]
 
+    def get_nonterminals(self, order='preorder'):
+        """Get a list of all of this tree's nonterminal (internal) nodes."""
+        return list(self.find_clades(terminal=False, order=order))
+
     def get_terminals(self, order='preorder'):
         """Get a list of all of this tree's terminal (leaf) nodes."""
         return list(self.find_clades(terminal=True, order=order))