code: def _indentcount_lines(lines):
      """Compute minimum indent for all lines in line list."""
      indentno = sys.maxsize
      for line in lines:
          stripped = line.lstrip()
          if stripped:
              indentno = min(indentno, len(line) - len(stripped))
      if indentno == sys.maxsize:
          return 0
      return indentno
  
imports: import inspect
  import os
  import os.path
  import re
  import sys
  import webbrowser
  from copy import deepcopy
  from decorator import FunctionMaker
  from ..defaults import HEAD_SIZE_DEFAULT
  from ._bunch import BunchConst
label_desc: Use image node_id 10 for calling a global function with example usage: _indentcount_lines(lines) and returns: indentno, int