code: def _headers(token):
      return {
          "Authorization": "Bearer {}".format(token),
          "Content-Type": "application/json",
      }
  
imports: from datasette.app import Datasette
  from datasette.utils import sqlite3
  import pytest
  import time
label_desc: Use image node_id 3 for calling a global function with example usage: _headers(token) and returns: dict