code: def tricks_from(args):
      """
      Subcommand to execute tricks from a tricks configuration file.
  
      :param args:
          Command line argument options.
      """
      from watchdog.observers import Observer
  
      add_to_sys_path(path_split(args.python_path))
      observers = []
      for tricks_file in args.files:
          observer = Observer(timeout=args.timeout)
  
          if not os.path.exists(tricks_file):
              raise IOError("cannot find tricks file: %s" % tricks_file)
  
          config = load_config(tricks_file)
  
          try:
              tricks = config[CONFIG_KEY_TRICKS]
          except KeyError:
              raise KeyError(
                  "No `%s' key specified in %s."
                  % (CONFIG_KEY_TRICKS, tricks_file)
              )
  
          if CONFIG_KEY_PYTHON_PATH in config:
              add_to_sys_path(config[CONFIG_KEY_PYTHON_PATH])
  
          dir_path = os.path.dirname(tricks_file)
          if not dir_path:
              dir_path = os.path.relpath(os.getcwd())
          schedule_tricks(observer, tricks, dir_path, args.recursive)
          observer.start()
          observers.append(observer)
  
      try:
          while True:
              time.sleep(1)
      except KeyboardInterrupt:
          for o in observers:
              o.unschedule_all()
              o.stop()
      for o in observers:
          o.join()
  
file_path: wandb/wandb/vendor/watchdog_0_9_0/wandb_watchdog/watchmedo.py
imports: import os.path
  import sys
  import yaml
  import time
  import logging
  from argh import arg, aliases, ArghParser, expects_obj
  from wandb_watchdog.version import VERSION_STRING
  from wandb_watchdog.utils import load_class
label_desc: Use image node_id 7 for calling a global function with example usage: tricks_from(args) without return types