clarified sequence and iterable argument types

python/damask/_table.py

@@ -1,6 +1,6 @@
 import re
 import copy
-from typing import Union, Tuple, List
+from typing import Union, Tuple, List, Iterable
 
 import pandas as pd
 import numpy as np
@@ -14,7 +14,7 @@ class Table:
     def __init__(self,
                  shapes: dict,
                  data: np.ndarray,
-                 comments: Union[str, list] = None):
+                 comments: Union[str, Iterable] = None):
         """
         New spreadsheet.
 
@@ -434,8 +434,8 @@ class Table:
 
 
     def rename(self,
-               old: Union[str, List[str]],
-               new: Union[str, List[str]],
+               old: Union[str, Iterable[str]],
+               new: Union[str, Iterable[str]],
                info: str = None) -> 'Table':
         """
         Rename column data.

python/damask/_vtk.py

@@ -153,11 +153,11 @@ class VTK:
 
         Parameters
         ----------
-        cells : iterable of int, len (3)
+        cells : sequence of int, len (3)
             Number of cells along each dimension.
-        size : iterable of float, len (3)
+        size : sequence of float, len (3)
             Physical length along each dimension.
-        origin : iterable of float, len (3), optional
+        origin : sequence of float, len (3), optional
             Coordinates of grid origin.
 
         Returns
@@ -257,7 +257,7 @@ class VTK:
 
         Parameters
         ----------
-        grid : iterables of floats, len (3)
+        grid : sequence of floats, len (3)
             Grid coordinates along x, y, and z directions.
 
         Returns