diff options
Diffstat (limited to 'examples/adjacencytree/byroot_tree.py')
| -rw-r--r-- | examples/adjacencytree/byroot_tree.py | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/examples/adjacencytree/byroot_tree.py b/examples/adjacencytree/byroot_tree.py index 4d767af59..cf8b7cbbb 100644 --- a/examples/adjacencytree/byroot_tree.py +++ b/examples/adjacencytree/byroot_tree.py @@ -41,6 +41,7 @@ class TreeNode(object): self.root = self self.parent = None self.id = None + self.data =None self.parent_id = None self.root_id=None def _set_root(self, root): @@ -57,7 +58,7 @@ class TreeNode(object): def __str__(self): return self._getstring(0, False) def _getstring(self, level, expand = False): - s = (' ' * level) + "%s (%s,%s,%s, %d)" % (self.name, self.id,self.parent_id,self.root_id, id(self)) + '\n' + s = (' ' * level) + "%s (%s,%s,%s, %d): %s" % (self.name, self.id,self.parent_id,self.root_id, id(self), repr(self.data)) + '\n' if expand: s += string.join([n._getstring(level+1, True) for n in self.children.values()], '') return s @@ -97,16 +98,14 @@ class TreeData(object): self.value = value def __repr__(self): return "TreeData(%s, %s)" % (repr(self.id), repr(self.value)) -# define the mapper. we will make "convenient" property -# names vs. the more verbose names in the table definition TreeNode.mapper=assignmapper(tables.trees, properties=dict( id=tables.trees.c.node_id, name=tables.trees.c.node_name, parent_id=tables.trees.c.parent_node_id, root_id=tables.trees.c.root_node_id, - root=relation(TreeNode, primaryjoin=tables.trees.c.root_node_id==tables.trees.c.node_id, foreignkey=tables.trees.c.node_id, thiscol=tables.trees.c.root_node_id, lazy=None, uselist=False), - children=relation(TreeNode, primaryjoin=tables.trees.c.parent_node_id==tables.trees.c.node_id, foreignkey=tables.trees.c.parent_node_id, thiscol=tables.trees.c.node_id, lazy=None, uselist=True, private=True), + root=relation(TreeNode, primaryjoin=tables.trees.c.root_node_id==tables.trees.c.node_id, foreignkey=tables.trees.c.node_id, lazy=None, uselist=False), + children=relation(TreeNode, primaryjoin=tables.trees.c.parent_node_id==tables.trees.c.node_id, lazy=None, uselist=True, private=True), data=relation(TreeData, tables.treedata, properties=dict(id=tables.treedata.c.data_id), private=True, lazy=False) ), extension = TreeLoader()) |