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65 lines
1.6 KiB
Python
65 lines
1.6 KiB
Python
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"""
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Exceptions that are specific to the dynamodb module.
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"""
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from boto.exception import BotoServerError, BotoClientError
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from boto.exception import DynamoDBResponseError
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class DynamoDBExpiredTokenError(BotoServerError):
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"""
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Raised when a DynamoDB security token expires. This is generally boto's
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(or the user's) notice to renew their DynamoDB security tokens.
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"""
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pass
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class DynamoDBKeyNotFoundError(BotoClientError):
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"""
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Raised when attempting to retrieve or interact with an item whose key
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can't be found.
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"""
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pass
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class DynamoDBItemError(BotoClientError):
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"""
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Raised when invalid parameters are passed when creating a
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new Item in DynamoDB.
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"""
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pass
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class DynamoDBNumberError(BotoClientError):
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"""
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Raised in the event of incompatible numeric type casting.
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"""
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pass
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class DynamoDBConditionalCheckFailedError(DynamoDBResponseError):
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"""
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Raised when a ConditionalCheckFailedException response is received.
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This happens when a conditional check, expressed via the expected_value
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paramenter, fails.
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"""
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pass
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class DynamoDBValidationError(DynamoDBResponseError):
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"""
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Raised when a ValidationException response is received. This happens
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when one or more required parameter values are missing, or if the item
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has exceeded the 64Kb size limit.
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"""
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pass
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class DynamoDBThroughputExceededError(DynamoDBResponseError):
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"""
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Raised when the provisioned throughput has been exceeded.
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Normally, when provisioned throughput is exceeded the operation
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is retried. If the retries are exhausted then this exception
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will be raised.
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"""
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pass
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