O programa 01-create-table.py cria uma tabela (TryDaxTable). Os demais programas Python nesta seção dependem dessa tabela.
import boto3
def create_dax_table(dyn_resource=None):
"""
Creates a DynamoDB table.
:param dyn_resource: Either a Boto3 or DAX resource.
:return: The newly created table.
"""
if dyn_resource is None:
dyn_resource = boto3.resource("dynamodb")
table_name = "TryDaxTable"
params = {
"TableName": table_name,
"KeySchema": [
{"AttributeName": "partition_key", "KeyType": "HASH"},
{"AttributeName": "sort_key", "KeyType": "RANGE"},
],
"AttributeDefinitions": [
{"AttributeName": "partition_key", "AttributeType": "N"},
{"AttributeName": "sort_key", "AttributeType": "N"},
],
"ProvisionedThroughput": {"ReadCapacityUnits": 10, "WriteCapacityUnits": 10},
}
table = dyn_resource.create_table(**params)
print(f"Creating {table_name}...")
table.wait_until_exists()
return table
if __name__ == "__main__":
dax_table = create_dax_table()
print(f"Created table.")
