updade from Atlas repo

17-it-generator/tree/step5/test_tree.py

@@ -5,7 +5,7 @@ def test_1_level():
     class One: pass
     expected = [('One', 0)]
     result = list(tree(One))
-    assert expected == result 
+    assert expected == result
 
 
 def test_2_levels_2_leaves():
@@ -18,7 +18,7 @@ def test_2_levels_2_leaves():
             ('Leaf2', 1),
     ]
     result = list(tree(Branch))
-    assert expected == result 
+    assert expected == result
 
 
 def test_3_levels_1_leaf():
@@ -31,7 +31,7 @@ def test_3_levels_1_leaf():
                 ('Z', 2),
     ]
     result = list(tree(X))
-    assert expected == result 
+    assert expected == result
 
 
 def test_4_levels_1_leaf():
@@ -47,7 +47,7 @@ def test_4_levels_1_leaf():
     ]
 
     result = list(tree(Level0))
-    assert expected == result 
+    assert expected == result
 
 
 def test_4_levels_3_leaves():
@@ -69,7 +69,7 @@ def test_4_levels_3_leaves():
     ]
 
     result = list(tree(A))
-    assert expected == result 
+    assert expected == result
 
 
 def test_many_levels_1_leaf():
@@ -87,4 +87,5 @@ def test_many_levels_1_leaf():
     assert len(result) == level_count
     assert result[0] == ('Root', 0)
     assert result[-1] == ('Sub99', 99)
-    assert expected == result 
+    assert expected == result
+