Recent versions of pandas give the following warning when parsing OECD-ICIO:
FutureWarning: Using the level keyword in DataFrame and Series aggregations is deprecated and will be removed in a future version. Use groupby instead. df.sum(level=1) should use df.groupby(level=1).sum().
Recent versions of pandas give the following warning when parsing OECD-ICIO:
FutureWarning: Using the level keyword in DataFrame and Series aggregations is deprecated and will be removed in a future version. Use groupby instead. df.sum(level=1) should use df.groupby(level=1).sum().Suggestion: Follow pandas' recommendation.
Example: Replace
https://github.com/konstantinstadler/pymrio/blob/57a8d4152b10929a7f0d2946b0e797c3e846c850/pymrio/tools/ioparser.py#L1665
By