ImportGrid: fix str(e) sin except, excepts genéricos a específicos

PVPlantImportGrid.py

@@ -68,7 +68,7 @@ def get_elevation_from_oe(coordinates): # v1 deepseek
         response.raise_for_status()  # Lanza excepción para códigos 4xx/5xx
 
     except RequestException as e:
-        print(f"Error en la solicitud: {str(e)}")
+        print(f"Error en la solicitud: {e}")
         return []
 
     try:
@@ -95,7 +95,7 @@ def get_elevation_from_oe(coordinates): # v1 deepseek
                                          round(result["elevation"])) * 1000)
 
         except Exception as e:
-            print(f"Error procesando coordenadas: {str(e)}")
+            print(f"Error procesando coordenadas: {e}")
             continue
 
     return points
@@ -392,7 +392,7 @@ def getElevation1(polygon,resolution=10):
 
             s = json.loads(ans)
             res = s['results']
-        except:
+        except (json.JSONDecodeError, KeyError):
             continue
 
         #points = []
@@ -526,7 +526,7 @@ class _ImportPointsTaskPanel:
 
         try:
             PointGroups = FreeCAD.ActiveDocument.Point_Groups
-        except:
+        except AttributeError:
             PointGroups = FreeCAD.ActiveDocument.addObject("App::DocumentObjectGroup", 'Point_Groups')
             PointGroups.Label = "Point Groups"