code: def render_progress(self) -> None:
      import shutil
  
      if self.is_hidden:
          # Only output the label as it changes if the output is not a
          # TTY. Use file=stderr if you expect to be piping stdout.
          if self._last_line != self.label:
              self._last_line = self.label
              echo(self.label, file=self.file, color=self.color)
  
          return
  
      buf = []
      # Update width in case the terminal has been resized
      if self.autowidth:
          old_width = self.width
          self.width = 0
          clutter_length = term_len(self.format_progress_line())
          new_width = max(
              0, shutil.get_terminal_size().columns - clutter_length
          )
          if new_width < old_width:
              buf.append(BEFORE_BAR)
              buf.append(" " * self.max_width)  # type: ignore
              self.max_width = new_width
          self.width = new_width
  
      clear_width = self.width
      if self.max_width is not None:
          clear_width = self.max_width
  
      buf.append(BEFORE_BAR)
      line = self.format_progress_line()
      line_len = term_len(line)
      if self.max_width is None or self.max_width < line_len:
          self.max_width = line_len
  
      buf.append(line)
      buf.append(" " * (clear_width - line_len))
      line = "".join(buf)
      # Render the line only if it changed.
  
      if line != self._last_line:
          self._last_line = line
          echo(line, file=self.file, color=self.color, nl=False)
          self.file.flush()
  
imports: import contextlib
  import math
  import os
  import sys
  import time
  import typing
  from gettext import gettext
  from io import StringIO
  from types import TracebackType
  from ._compat import _default_text_stdout
  from ._compat import CYGWIN
  from ._compat import get_best_encoding
  from ._compat import isatty
  from ._compat import open_stream
  from ._compat import strip_ansi
  from ._compat import term_len
  from ._compat import WIN
  from .exceptions import ClickException
  from .utils import echo
label_desc: Use image node_id 15 for calling the ProgressBar obj's underlying member method code with example usage: obj.render_progress() without return types