python 在makemigrations时报Please select a fix:...
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解决方案:
makemigrations
Please select a fix:
1) Provide a one-off default now (will be set on all existing rows)2) Quit, and let me add a default in models.py
Select an option: 1
Please enter the default value now, as valid Python
The datetime and django.utils.timezone modules are available, so you can do e.g. timezone.now()
>>> 1
Migrations
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