code: def make_default_short_help(help: str, max_length: int = 45) -> str:
      """Returns a condensed version of help string."""
      # Consider only the first paragraph.
      paragraph_end = help.find("\n\n")
  
      if paragraph_end != -1:
          help = help[:paragraph_end]
  
      # Collapse newlines, tabs, and spaces.
      words = help.split()
  
      if not words:
          return ""
  
      # The first paragraph started with a "no rewrap" marker, ignore it.
      if words[0] == "\b":
          words = words[1:]
  
      total_length = 0
      last_index = len(words) - 1
  
      for i, word in enumerate(words):
          total_length += len(word) + (i > 0)
  
          if total_length > max_length:  # too long, truncate
              break
  
          if word[-1] == ".":  # sentence end, truncate without "..."
              return " ".join(words[: i + 1])
  
          if total_length == max_length and i != last_index:
              break  # not at sentence end, truncate with "..."
      else:
          return " ".join(words)  # no truncation needed
  
      # Account for the length of the suffix.
      total_length += len("...")
  
      # remove words until the length is short enough
      while i > 0:
          total_length -= len(words[i]) + (i > 0)
  
          if total_length <= max_length:
              break
  
          i -= 1
  
      return " ".join(words[:i]) + "..."
  
imports: import os
  import re
  import sys
  import typing
  from functools import update_wrapper
  from types import ModuleType
  from types import TracebackType
  from ._compat import _default_text_stderr
  from ._compat import _default_text_stdout
  from ._compat import _find_binary_writer
  from ._compat import auto_wrap_for_ansi
  from ._compat import binary_streams
  from ._compat import open_stream
  from ._compat import should_strip_ansi
  from ._compat import strip_ansi
  from ._compat import text_streams
  from ._compat import WIN
  from .globals import resolve_color_default
label_desc: Use image node_id 4 for calling a global function with example usage: make_default_short_help(help, max_length) and returns: unknown, str, str, str