Merge branch 'table-error' into tmp

CHANGELOG.md

@@ -16,7 +16,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed ###
 
-- The suppression module is now a logging filter
+- The suppression module is now a logging filter.
 - The WebUIHandler is now a python logging formatter.
 - instead of `get_entity`, type-specific functions are used in
   `cfood.py` when the type of the entity in question is known.

src/caosadvancedtools/table_importer.py

@@ -102,6 +102,8 @@ class XLS_Importer(object):
         converts an xls file into a Pandas DataFrame.
 
         The converters of the XLS_Importer object are used.
+
+        Raises: DataInconsistencyError
         """
         try:
             xls_file = pd.io.excel.ExcelFile(filename)
@@ -139,6 +141,8 @@ class XLS_Importer(object):
         """
         checks whether all required columns, i.e. columns for which converters
         were defined exist.
+
+        Raises: DataInconsistencyError
         """
 
         for col in self.required_columns: