changed arr to arr_lst

Author: nickleus27

pandas/core/arrays/categorical.py

@@ -424,13 +424,8 @@ def __init__(
                 if null_mask.any():
                     # We remove null values here, then below will re-insert
                     #  them, grep "full_codes"
-
-                    # error: Incompatible types in assignment (expression has type
-                    # "List[Any]", variable has type "ExtensionArray")
-                    arr = [  # type: ignore[assignment]
-                        values[idx] for idx in np.where(~null_mask)[0]
-                    ]
-                    arr = sanitize_array(arr, None)
+                    arr_lst = [values[idx] for idx in np.where(~null_mask)[0]]
+                    arr = sanitize_array(arr_lst, None)
                 values = arr
 
         if dtype.categories is None: