TypeError on listing the catalogs

[rgamez]

$ catho/catho.py ls
Traceback (most recent call last):
File "catho/catho.py", line 334, in
logger.info(catalogs_str())
File "catho/catho.py", line 226, in catalogs_str
date = str(datetime.fromtimestamp(timestamp))
TypeError: a float is required

[iemejia]

I don't really see the value of the refactor from tuple to dictionnary that introduced this error, was there a special reason to do so ? I ask since most of the code uses tuples.