Changing calling sequence

[David Raymond]

>>def TempsOneDay(*dateComponents):
>>    if len(dateComponents) == 3:
>>        year, month, date = dateComponents
>>    elif len(dateComponents) == 1 and isinstance(dateComponents[0], datetime.date):
>>        year, month, date = (dateComponents[0].year, dateComponents[0].month, dateComponents[0].day)
>>    else:
>>        raise Exception("Error message here")
>
>|>>> help( TempsOneDay )
>|Help on function TempsOneDay in module __main__:
>|
>|TempsOneDay(*dateComponents)


Then just add an appropriate docstring.

>>> def TempsOneDay(*dateComponents):
...     """Can be called either with 3 arguments: year, month, day
...        or with a single datetime.date object"""
...     if len(dateComponents) == 3:
...         year, month, date = dateComponents
...     elif len(dateComponents) == 1 and isinstance(dateComponents[0], datetime.date):
...         year, month, date = (dateComponents[0].year, dateComponents[0].month, dateComponents[0].day)
...     else:
...         raise Exception("Error message here")
...
>>> help(TempsOneDay)
Help on function TempsOneDay in module __main__:

TempsOneDay(*dateComponents)
    Can be called either with 3 arguments: year, month, day
    or with a single datetime.date object

>>>