Signature example for function to convert an existing table to a global DynamoDB table

ddbutils-excerpt.py

'''
Utility function that wraps other utilities to run a pipeline that dumps data from existing table to an S3 file,
clears the table, configures the global table group, reloads the table from the backup
'''
success = enableGlobalTables(
    'sourceTable':      'mySourceTable',
    'sourceRegion':     'us-east-1',
    'partitionKey':     'myPartKey',
    'sortKey':          None,
    'backupBucket':     'myScratchBucket',
    'backupKey':        'ddbDumps/mySourceTable.pickle',  # A timestamp suffix will be added
    'regionList':       ['us-east-1', 'us-west-2']
)