fix linting

fgutils/utils.py

@@ -64,12 +64,13 @@ def add_implicit_hydrogens(graph: nx.Graph) -> nx.Graph:
 
 
 def split_its(graph: nx.Graph) -> tuple[nx.Graph, nx.Graph]:
-    """Split an ITS graph into reactant graph G and product graph H. 
-    
+    """Split an ITS graph into reactant graph G and product graph H.
+
     :param graph: ITS graph to split up.
 
     :returns: Tuple of two graphs (G, H).
     """
+
     def _set_rc_edge(g, u, v, b):
         if b == 0:
             g.remove_edge(u, v)

test/algorithm/test_subgraph.py

@@ -202,10 +202,11 @@ def test_map_with_its_with_wildcard():
     m = map_subgraph(its, 1, p, mapper=default_mapper)
     _assert_mapping(m, True, exp_mapping)
 
+
 def test_doc_example_2():
     # example for functional_groups.rst:Get changing groups in reaction
     smiles = "[C:1][C:2](=[O:3])[O:4][C:5].[O:6]>>[C:1][C:2](=[O:3])[O:6].[O:4][C:5]"
-    pattern="C(=O)(<0,1>R)<1,0>R"
+    pattern = "C(=O)(<0,1>R)<1,0>R"
     exp_mapping = [(2, 0), (3, 1), (4, 3), (6, 2)]
     g, h = smiles_to_graph(smiles)
     its = get_its(g, h)