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			22 lines
		
	
	
		
			551 B
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			22 lines
		
	
	
		
			551 B
		
	
	
	
		
			Python
		
	
	
	
	
	
class MissingType(object):
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    pass
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try:
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    # Postgres fields are only available in Django with psycopg2 installed
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    # and we cannot have psycopg2 on PyPy
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    from django.contrib.postgres.fields import (
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        ArrayField,
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        HStoreField,
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        JSONField as PGJSONField,
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        RangeField,
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    )
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except ImportError:
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    ArrayField, HStoreField, PGJSONField, RangeField = (MissingType,) * 4
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try:
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    # JSONField is only available from Django 3.1
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    from django.db.models import JSONField
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except ImportError:
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    JSONField = MissingType
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