code: def deep_update(source, overrides):
      """Update a nested dictionary or similar mapping.
  
      Modify ``source`` in place.
      """
      for key, value in overrides.items():
          if isinstance(value, collections.abc.Mapping) and value:
              returned = deep_update(source.get(key, {}), value)
              source[key] = returned
          else:
              source[key] = overrides[key]
      return source
  
imports: import contextlib
  import collections
  import os
  import socket
  import sys
  import subprocess
  import requests
  import time
  import yaml
  import shlex
  import warnings
label_desc: Use image node_id 19 for calling a global function with example usage: deep_update(source, overrides) and returns: source