Fix style in test_simple.py (#150)

Author: demonolock

tests/test_simple.py

@@ -1044,7 +1044,7 @@ def test_the_same_port(self):
                 node2.port = node.port
                 node2.init().start()
 
-    def test_make_simple_with_bin_dir(self):
+    def test_simple_with_bin_dir(self):
         with get_new_node() as node:
             node.init().start()
             bin_dir = node.bin_dir
@@ -1059,7 +1059,7 @@ def test_make_simple_with_bin_dir(self):
             wrong_bin_dir.slow_start()
             raise RuntimeError("Error was expected.")  # We should not reach this
         except FileNotFoundError:
-            pass # Expected error
+            pass  # Expected error
 
 
 if __name__ == '__main__':