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	Thanks Simon Charette and Mariusz Felisiak for reviews and mentoring this Google Summer of Code 2022 project.
		
			
				
	
	
		
			21 lines
		
	
	
		
			514 B
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			21 lines
		
	
	
		
			514 B
		
	
	
	
		
			Python
		
	
	
	
	
	
| from django.db import models
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| 
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| 
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| class Author(models.Model):
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|     name = models.CharField(max_length=20)
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|     alias = models.CharField(max_length=20)
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|     age = models.IntegerField(null=True)
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|     birthdate = models.DateField(null=True)
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|     average_rating = models.FloatField(null=True)
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| 
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|     def __str__(self):
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|         return self.name
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| 
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| 
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| class Article(models.Model):
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|     author = models.ForeignKey(Author, on_delete=models.CASCADE)
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| 
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| 
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| class MySQLUnixTimestamp(models.Model):
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|     timestamp = models.PositiveIntegerField()
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