Mage: Minor code style refactoring.

src/Solver/Mage.py

@@ -442,14 +442,9 @@ class Mage(CommandLineSolver):
 
         sin_dict = {
             "ND": "*",
-            "S1": "D",
-            "S2": "T",
-            "S3": "T",
-            "OR": "O",
-            "OC": "B",
-            "OV": "F",
-            "V1": "V",
-            "V2": "W",
+            "S1": "D", "S2": "T", "S3": "T",
+            "OR": "O", "OC": "B", "OV": "F",
+            "V1": "V", "V2": "W",
             "BO": "A",
             "UD": "X",
             "PO": "P",
@@ -466,32 +461,34 @@ class Mage(CommandLineSolver):
             files.append(f"{name}.SIN")
 
             for hs in hydraulic_structures:
-                if hs.input_reach.is_enable:
-                    f.write(
-                        '* ouvrage au pk ' +
-                        f"{hs.input_kp:>12.1f}" + ' ' +
-                        hs.name + '\n'
-                    )
+                if not hs.input_reach.is_enable():
+                    continue
 
-                    for bhs in hs.basic_structures:
-                        reach_id = study.river.get_edge_id(hs.input_reach) + 1
-                        param_str = ' '.join(
-                            [
-                                f'{p:>10.3f}'
-                                for p in self._export_SIN_parameters(bhs)
-                            ]
-                        )
+                f.write(
+                    '* ouvrage au pk ' +
+                    f"{hs.input_kp:>12.1f}" + ' ' +
+                    hs.name + '\n'
+                )
 
-                        f.write(
-                            f"{sin_dict[bhs._type]} " +
-                            f"{reach_id} {hs.input_kp:>12.3f} {param_str} " +
-                            f"{bhs.name}\n"
-                        )
+                for bhs in hs.basic_structures:
+                    reach_id = study.river.get_edge_id(hs.input_reach) + 1
+                    param_str = ' '.join(
+                        [
+                            f'{p:>10.3f}'
+                            for p in self._export_SIN_parameters(bhs)
+                        ]
+                    )
+
+                    f.write(
+                        f"{sin_dict[bhs._type]} " +
+                        f"{reach_id} {hs.input_kp:>12.3f} {param_str} " +
+                        f"{bhs.name}\n"
+                    )
 
         return files
 
     def _export_SIN_parameters(self, bhs):
-        res = [9999.999]*5
+        res = [9999.999] * 5
 
         if len(bhs) == 5:
             res = self._export_SIN_parameters_5(bhs)