Error: dynamodb is abstract cannot be instantiated

Answered by Rafal Wilinski
What's Causing This Error
This error message indicates that the user is trying to instantiate the dynamodb class, which is an abstract class and cannot be instantiated directly.
This class serves as a base class for the concrete classes that interact with the DynamoDB service, such as boto3.client('dynamodb') and boto3.resource('dynamodb').
Solution: Here's How To Resolve It
To solve this error, use one of the concrete classes provided by the boto3 library (or the library you use) to interact with the DynamoDB service.
Here is an example of how to instantiate a client with boto3, but you can refer to your library documentation to understand how to instantiate an instance of a client.
import boto3
# Instantiate a client
dynamodb = boto3.client('dynamodb', region_name='us-west-2')
And here is an example of how to instantiate a resource:
import boto3
# Instantiate a resource
dynamodb = boto3.resource('dynamodb', region_name='us-west-2')
Other Common DynamoDB Errors (with Solutions)
- Float types are not supported. Use decimal types instead.
- DynamoDB Query Limit Not Working
- dynamodb query is not null
- ProvisionedThroughputExceededException DynamoDB
- KMS Key Access Denied Error DynamoDB
- dynamodb list_append returns true but does not work
- dynamodb condition does not exist
- dynamodb cannot create preexisting table
- dynamodb cannot assign requested address
- CORS Error DynamoDB
- DynamoDB Is Unsupported It Cannot Be Instantiated
- 'dynamodb' object has no attribute 'table'
- dynamodb local unable to open database file
- dynamodb unable to locate property for key attribute
- dynamodb update fail if not exists
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