Style variable nodes differently, shows the tensor size, invoke the dot command in...

[agtree2dot.git] / mlp.py

diff --git a/mlp.py b/mlp.py
index 8497848..3c5f026 100755 (executable)
--- a/mlp.py
+++ b/mlp.py
@@ -17,6 +17,8 @@
 # Contact <francois.fleuret@idiap.ch> for comments & bug reports        #
 #########################################################################
 
+import subprocess
+
 from torch import nn
 from torch.nn import functional as fn
 from torch import Tensor
@@ -45,8 +47,23 @@ criterion = nn.MSELoss()
 loss = criterion(output, target)
 
 agtree2dot.save_dot(loss,
-                    { input: 'input', target: 'target', loss: 'loss' },
+                    {
+                        input: 'input',
+                        target: 'target',
+                        loss: 'loss',
+                        mlp.fc1.weight: 'weight1',
+                        mlp.fc1.bias: 'bias1',
+                        mlp.fc2.weight: 'weight2',
+                        mlp.fc2.bias: 'bias2',
+                    },
                     open('./mlp.dot', 'w'))
 
-print('Generated mlp.dot. You can convert it to pdf with')
-print('> dot mlp.dot -Lg -T pdf -o mlp.pdf')
+print('Generated mlp.dot')
+
+try:
+    subprocess.check_call(["dot", "mlp.dot", "-Lg", "-T", "pdf", "-o", "mlp.pdf" ])
+except subprocess.CalledProcessError:
+    print('Calling the dot command failed. Is Graphviz installed?')
+    sys.exit(1)
+
+print('Generated mlp.pdf')