class_docstr: Complete only excutable files in the current path.
code: def __init__(self):
      PathCompleter.__init__(
          self,
          only_directories=False,
          min_input_len=1,
          get_paths=lambda: os.environ.get("PATH", "").split(
              os.pathsep
          ),
          file_filter=lambda name: os.access(name, os.X_OK),
          expanduser=True,
      ),
  
file_path: catboost/contrib/python/prompt-toolkit/py2/prompt_toolkit/contrib/completers/filesystem.py
imports: from __future__ import unicode_literals
  from prompt_toolkit.completion import Completer, Completion
  import os
label_desc: Use image node_id 1 to create a new ExecutableCompleter object from inherited base classes: PathCompleter with example: obj = ExecutableCompleter()