class_docstr: Raised during a merge to indicate the operation stopped early.
class_docstr_tok: ["Raised","during","a","merge","to","indicate","the","operation","stopped","early","."]
code: def __init__(self, target_file, msg=None):
      super().__init__([target_file, msg])
      self.target_file = target_file
      self.msg = msg
  
imports: from collections import namedtuple
  import errno
  import fnmatch
  import logging
  import os
  import shutil
  from guild import file_util
  from guild import run_manifest
label_desc: Use image node_id 1 to create a new StopMerge object from inherited base classes: Exception with example: obj = StopMerge(target_file, msg)