(BUG) fixing typos/syntax for fold rot calc fix

Author: lachlangrose

LoopStructural/modelling/core/geological_model.py

@@ -695,8 +695,9 @@ def create_and_add_folded_foliation(self, foliation_data, fold_frame=None,
         self._add_faults(series_builder)
 
         series_builder.add_data_to_interpolator(True)
-        fold_axis = kwargs.get('fold_axis')
-        if fold_axis not None:
+        fold_axis = kwargs.get('fold_axis',None)
+        if fold_axis is not None:
+            fold_axis = np.array(fold_axis)
             if len(fold_axis.shape) == 1:
                 fold.fold_axis = fold_axis
 

LoopStructural/modelling/fold/foldframe.py

@@ -43,7 +43,7 @@ def calculate_fold_axis_rotation(self, feature_builder,fold_axis=None):
             points.append(gpoints)
         if npoints.shape[0] > 0:
             points.append(npoints)
-        if fold_axis not None:
+        if fold_axis is not None:
             if fold_axis.shape[0] > 0 and fold_axis.shape[1] == 6:
                 points.append(fold_axis)
         if len(points) == 0: