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			27 lines
		
	
	
	
		
			600 B
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			27 lines
		
	
	
	
		
			600 B
		
	
	
	
		
			Python
		
	
	
	
	
	
from django.db import models
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class Event(models.Model):
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    dt = models.DateTimeField()
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class MaybeEvent(models.Model):
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    dt = models.DateTimeField(blank=True, null=True)
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class Session(models.Model):
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    name = models.CharField(max_length=20)
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class SessionEvent(models.Model):
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    dt = models.DateTimeField()
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    session = models.ForeignKey(Session, models.CASCADE, related_name='events')
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class Timestamp(models.Model):
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    created = models.DateTimeField(auto_now_add=True)
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    updated = models.DateTimeField(auto_now=True)
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class AllDayEvent(models.Model):
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    day = models.DateField()
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