Better schedule, including plotting

• plot_schedule method that plots the schedule
• forward_slack and backward_slack
• Execution times supported
• Slightly different graph_id that more often do not change the previous
• scipy is now a dependency for drawing splines

Close #35 (closed)

test/test_operation.py

@@ -189,13 +189,21 @@ class TestExecutionTime:
 
 
 class TestCopyOperation:
-    def test_copy_buttefly_latency_offsets(self):
+    def test_copy_butterfly_latency_offsets(self):
         bfly = Butterfly(latency_offsets={'in0': 4, 'in1': 2, 'out0': 10, 'out1': 9})
 
         bfly_copy = bfly.copy_component()
 
         assert bfly_copy.latency_offsets == {'in0': 4, 'in1': 2, 'out0': 10, 'out1': 9}
 
+    def test_copy_execution_time(self):
+        add = Addition()
+        add.execution_time = 2
+
+        add_copy = add.copy_component()
+
+        assert add_copy.execution_time == 2
+
 
 class TestPlotCoordinates():
     def test_simple_case(self):
@@ -209,11 +217,11 @@ class TestPlotCoordinates():
 
     def test_complicated_case():
         bfly = Butterfly(latency_offsets={'in0': 2, 'in1': 3, 'out0': 5, 'out1': 10})
-        bfly.set_execution_time(7)
+        bfly.execution_time(7)
 
         lat, exe = bfly.get_plot_coordinates()
-        assert lat = [[2, 0], [2, 0.5], [3, 0.5], [3, 1], [10, 1], [10, 0.5], [5, 0.5], [5, 0], [2, 0]]
-        assert exe = [[0, 0], [0, 1], [7, 1], [7, 0], [0, 0]]
+        assert lat == [[2, 0], [2, 0.5], [3, 0.5], [3, 1], [10, 1], [10, 0.5], [5, 0.5], [5, 0], [2, 0]]
+        assert exe == [[0, 0], [0, 1], [7, 1], [7, 0], [0, 0]]
 
 
 class TestIOCoordinates():
@@ -231,5 +239,5 @@ class TestIOCoordinates():
         bfly.set_execution_time(7)
 
         i_c, o_c = bfly.get_io_coordinates()
-        assert i_c = [[2, 0.25], [3, 0.75]]
-        assert o_c = [[5, 0.25], [10, 0.75]]
+        assert i_c == [[2, 0.25], [3, 0.75]]
+        assert o_c == [[5, 0.25], [10, 0.75]]