What might cause my sample program to forget that already imported datetime?
dn
PythonList at DancesWithMice.info
Mon Oct 12 20:53:09 EDT 2020
On 13/10/2020 06:47, Steve wrote:
> Thank you, those two fixes took care of the problem.
>> At the top of my sample program, I have:
>>
>> import datetime
>> from datetime import *
...
> These are incompatible with each other, so you're going to get issues.
> I'd recommend doing just the first one, and then identifying d2 as
> datetime.datetime.now() instead.
These questions befuddle the mind when first presented, yet the answer
seems so logical once it becomes hindsight...
Evidence:-
(blank lines added for readability)
dn $ ... python3
Python 3.8.5 (default, Aug 12 2020, 00:00:00)
[GCC 10.2.1 20200723 (Red Hat 10.2.1-1)] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> from pprint import pprint as pp
>>> pp( locals() )
{'__annotations__': {},
'__builtins__': <module 'builtins' (built-in)>,
'__doc__': None,
'__loader__': <class '_frozen_importlib.BuiltinImporter'>,
'__name__': '__main__',
'__package__': None,
'__spec__': None,
'pp': <function pprint at 0x7fc3d17628b0>}
>>> import datetime
>>> pp( locals() )
{'__annotations__': {},
'__builtins__': <module 'builtins' (built-in)>,
'__doc__': None,
'__loader__': <class '_frozen_importlib.BuiltinImporter'>,
'__name__': '__main__',
'__package__': None,
'__spec__': None,
'datetime': <module 'datetime' from '/usr/lib64/python3.8/datetime.py'>,
'pp': <function pprint at 0x7fc3d17628b0>}
>>> from datetime import *
>>> pp( locals() )
{'MAXYEAR': 9999,
'MINYEAR': 1,
'__annotations__': {},
'__builtins__': <module 'builtins' (built-in)>,
'__doc__': None,
'__loader__': <class '_frozen_importlib.BuiltinImporter'>,
'__name__': '__main__',
'__package__': None,
'__spec__': None,
'date': <class 'datetime.date'>,
'datetime': <class 'datetime.datetime'>,
'datetime_CAPI': <capsule object "datetime.datetime_CAPI" at
0x7fc3d1626ea0>,
'pp': <function pprint at 0x7fc3d17628b0>,
'sys': <module 'sys' (built-in)>,
'time': <class 'datetime.time'>,
'timedelta': <class 'datetime.timedelta'>,
'timezone': <class 'datetime.timezone'>,
'tzinfo': <class 'datetime.tzinfo'>}
Apologies for the awkward email word-wrap.
Note the (absence and then) changing entry for 'datetime'.
--
Regards =dn
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