code: def is_in_databricks_runtime():
      return "DATABRICKS_RUNTIME_VERSION" in os.environ
  
imports: import subprocess
  import os
  import sys
  import random
  import threading
  import collections
  import logging
  import time
label_desc: Use image node_id 1 for calling a global function with example usage: is_in_databricks_runtime() and returns: unknown