def run_agent(input):
   for event in agent.run(input):
      # if is tabular
      df = pd.DataFrame(event.content)
      **mo.state.register_datasource(df, event.name + event.tool_args + "_df") # <------ saves df to var "nearest_gene_tool_chr15_88569444_df"**
      mo.output.append(df)
      ...
    ...