Remove unused variable

lululxvi · lululxvi · commit 3aad05d9edb6 · 2020-03-26T00:07:38.000-04:00
diff --git a/examples/Poisson_Lshape.py b/examples/Poisson_Lshape.py
@@ -16,7 +16,7 @@ def pde(x, y):
         dy_yy = tf.gradients(dy_y, x)[0][:, 1:]
         return -dy_xx - dy_yy - 1
 
-    def boundary(x, on_boundary):
+    def boundary(_, on_boundary):
         return on_boundary
 
     def func(x):
