On 2015-05-05 14:25, Skip Montanaro wrote: > More likely, viewing the CSV file in Excel, Gnumeric, or some other > spreadsheet which interprets some inputs as dates and formats them > according to its default rules. Skip
This is depressingly common, and I've even received CSV and plain text data files that had some gene names(!) coerced to dates via a trip through Excel. SEPT9 was one such gene, I believe. MMR... -- https://mail.python.org/mailman/listinfo/python-list