import os
from unstructured import UnstructuredClient

client = UnstructuredClient(
    username=os.environ.get("UNSTRUCTURED_USERNAME"),  # This is the default and can be omitted
    password=os.environ.get("UNSTRUCTURED_PASSWORD"),  # This is the default and can be omitted
)
response = client.metadata.list_unique_tags(
    data_connector_name="data_connector_name",
)
print(response.tags)

{
  "tags": [
    "<string>"
  ]
}