Add updated instructions for table/chart OCR extract (#221)

README.md

@@ -211,6 +211,8 @@ from nv_ingest_client.primitives import JobSpec
 from nv_ingest_client.primitives.tasks import ExtractTask
 from nv_ingest_client.primitives.tasks import SplitTask
 from nv_ingest_client.util.file_processing.extract import extract_file_content
+from nv_ingest_client.primitives.tasks.table_extraction import TableExtractionTask
+from nv_ingest_client.primitives.tasks.chart_extraction import ChartExtractionTask
 
 logger = logging.getLogger("nv_ingest_client")
 
@@ -243,7 +245,12 @@ extract_task = ExtractTask(
   extract_tables=True
 )
 
+table_data_extract = TableExtractionTask()
+chart_data_extract = ChartExtractionTask()
+
 job_spec.add_task(extract_task)
+job_spec.add_task(table_data_extract)
+job_spec.add_task(chart_data_extract)
 
 # Create the client and inform it about the JobSpec we want to process.
 client = NvIngestClient(