if k > 0:
if not for_input: result = ' |' + result
result += ' { <' + label + '0> 0'
- for j in range(1, k+1):
+ for j in range(1, k + 1):
result += " | " + '<' + label + str(j) + '> ' + str(j)
result += " } "
if for_input: result = result + '| '
######################################################################
def add_link(node_list, link_list, u, nu, v, nv):
- link = Link(u, nu, v, nv)
- link_list.append(link)
- node_list[u].max_in = max(node_list[u].max_in, nu)
- node_list[v].max_out = max(node_list[u].max_out, nv)
+ if u is not None and v is not None:
+ link = Link(u, nu, v, nv)
+ link_list.append(link)
+ node_list[u].max_in = max(node_list[u].max_in, nu)
+ node_list[v].max_out = max(node_list[v].max_out, nv)
######################################################################
-def build_ag_graph_lists(u, node_labels, out, node_list, link_list):
+def fill_graph_lists(u, node_labels, node_list, link_list):
- if not u in node_list:
+ if u is not None and not u in node_list:
node = Node(len(node_list) + 1,
(u in node_labels and node_labels[u]) or \
re.search('<class \'(.*\.|)([a-zA-Z0-9_]*)\'>', str(type(u))).group(2))
node_list[u] = node
- if isinstance(u, torch.autograd.Variable):
- build_ag_graph_lists(u.grad_fn, node_labels, out, node_list, link_list)
+ if hasattr(u, 'grad_fn'):
+ fill_graph_lists(u.grad_fn, node_labels, node_list, link_list)
add_link(node_list, link_list, u, 0, u.grad_fn, 0)
- else:
- if hasattr(u, 'next_functions'):
- i = 0
- for v, j in u.next_functions:
- build_ag_graph_lists(v, node_labels, out, node_list, link_list)
- add_link(node_list, link_list, u, i, v, j)
- i += 1
+
+ if hasattr(u, 'variable'):
+ fill_graph_lists(u.variable, node_labels, node_list, link_list)
+ add_link(node_list, link_list, u, 0, u.variable, 0)
+
+ if hasattr(u, 'next_functions'):
+ i = 0
+ for v, j in u.next_functions:
+ fill_graph_lists(v, node_labels, node_list, link_list)
+ add_link(node_list, link_list, u, i, v, j)
+ i += 1
######################################################################
def print_dot(node_list, link_list, out):
out.write('digraph{\n')
+ out.write(' graph [fontname = "helvetica"];\n')
+ out.write(' node [fontname = "helvetica"];\n')
+ out.write(' edge [fontname = "helvetica"];\n')
+
for n in node_list:
node = node_list[n]
- out.write(
- ' ' + \
- str(node.id) + ' [shape=record,label="{ ' + \
- slot_string(node.max_out, for_input = True) + \
- node.label + \
- slot_string(node.max_in, for_input = False) + \
- ' }"]\n'
- )
+ if isinstance(n, torch.autograd.Variable):
+ out.write(
+ ' ' + \
+ str(node.id) + ' [shape=note,style=filled, fillcolor="#e0e0ff",label="' + \
+ node.label + ' ' + re.search('torch\.Size\((.*)\)', str(n.data.size())).group(1) + \
+ '"]\n'
+ )
+ else:
+ out.write(
+ ' ' + \
+ str(node.id) + ' [shape=record,style=filled, fillcolor="#f0f0f0",label="{ ' + \
+ slot_string(node.max_out, for_input = True) + \
+ node.label + \
+ slot_string(node.max_in, for_input = False) + \
+ ' }"]\n'
+ )
for n in link_list:
out.write(' ' + \
######################################################################
def save_dot(x, node_labels = {}, out = sys.stdout):
- node_list = {}
- link_list = []
- build_ag_graph_lists(x, node_labels, out, node_list, link_list)
+ node_list, link_list = {}, []
+ fill_graph_lists(x, node_labels, node_list, link_list)
print_dot(node_list, link_list, out)
######################################################################
-
-# x = Variable(torch.rand(5))
-# y = torch.topk(x, 3)
-# l = torch.sqrt(torch.norm(y[0]) + torch.norm(5.0 * y[1].float()))
-
-# save_dot(l, { l: 'variable l' }, open('/tmp/test.dot', 'w'))