integrate_nodes_to_master (#1034) - fixing more flake8 errors my loca…

…l, old flake8 parser did not flag up.

parcels/compilation/codeinterface.py

@@ -270,6 +270,7 @@ def load_functions(self, function_param_array=None):
                 except (AttributeError, ValueError, KeyError, IndexError) as e:
                     result = None
                     logger.error("Failed to load function '{}' from library '{}.".format(function_param["name"], self.basename))
+                    e.print_stack()
         return result
 
     def close(self):

parcels/nodes/PyNode.py

@@ -438,7 +438,7 @@ def close_c_funcs(self):
                 self.reset_data_ptr_c()
                 self.unlink_c_functions()
                 if self.c_lib_register_ref is not None:
-                        self.c_lib_register_ref.deregister("node")
+                    self.c_lib_register_ref.deregister("node")
             except:
                 pass
         self.registered = False

parcels/particlefile/particlefilenodes.py

@@ -103,7 +103,7 @@ def _create_trajectory_records(self, coords):
                 getattr(self, vname).units = "unknown"
 
         for vname in self.var_names_once:
-                # hm, shouldn't that be adaptive instead of "f4" ? I think I looked that up already once and if violates the CF convention, sadly
+            # hm, shouldn't that be adaptive instead of "f4" ? I think I looked that up already once and if violates the CF convention, sadly
             setattr(self, vname, self.dataset.createVariable(vname, "f4", "traj", fill_value=np.nan))
             getattr(self, vname).long_name = ""
             getattr(self, vname).standard_name = vname