More typos...

test/test_operation.py

@@ -183,7 +183,7 @@ class TestExecutionTime:
 
     def test_set_execution_time(self):
         bfly = Butterfly()
-        bfly.exection_time = 3
+        bfly.execution_time = 3
 
         assert bfly.execution_time == 3
 
@@ -215,7 +215,7 @@ class TestPlotCoordinates():
         assert lat == [[0, 0], [0, 1], [3, 1], [3, 0], [0, 0]]
         assert exe == [[0, 0], [0, 1], [1, 1], [1, 0], [0, 0]]
 
-    def test_complicated_case():
+    def test_complicated_case(self):
         bfly = Butterfly(latency_offsets={'in0': 2, 'in1': 3, 'out0': 5, 'out1': 10})
         bfly.execution_time = 7
 
@@ -234,7 +234,7 @@ class TestIOCoordinates():
         assert i_c == [[0, 0.5]]
         assert o_c == [[3, 0.5]]
 
-    def test_complicated_case():
+    def test_complicated_case(self):
         bfly = Butterfly(latency_offsets={'in0': 2, 'in1': 3, 'out0': 5, 'out1': 10})
         bfly.execution_time = 7