code: def render_progress(self):
      from .termui import get_terminal_size
  
      if self.is_hidden:
          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, get_terminal_size()[0] - clutter_length)
          if new_width < old_width:
              buf.append(BEFORE_BAR)
              buf.append(" " * self.max_width)
              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 and not self.is_fast():
          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
  from ._compat import _default_text_stdout
  from ._compat import CYGWIN
  from ._compat import get_best_encoding
  from ._compat import int_types
  from ._compat import isatty
  from ._compat import open_stream
  from ._compat import range_type
  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 16 for calling the ProgressBar obj's underlying member method code with example usage: obj.render_progress() without return types