old_contents: """Vroom terminal coloring."""
  import subprocess
  
  # Grab the colors from the system.
  try:
    BOLD = subprocess.check_output(['tput', 'bold']).decode('utf-8')
    RED = subprocess.check_output(['tput', 'setaf', '1']).decode('utf-8')
    GREEN = subprocess.check_output(['tput', 'setaf', '2']).decode('utf-8')
    YELLOW = subprocess.check_output(['tput', 'setaf', '3']).decode('utf-8')
    BLUE = subprocess.check_output(['tput', 'setaf', '4']).decode('utf-8')
    VIOLET = subprocess.check_output(['tput', 'setaf', '5']).decode('utf-8')
    TEAL = subprocess.check_output(['tput', 'setaf', '6']).decode('utf-8')
    WHITE = subprocess.check_output(['tput', 'setaf', '7']).decode('utf-8')
    BLACK = subprocess.check_output(['tput', 'setaf', '8']).decode('utf-8')
    RESET = subprocess.check_output(['tput', 'sgr0']).decode('utf-8')
  except subprocess.CalledProcessError:
    COLORED = False
  else:
    COLORED = True
  
  
  # We keep the unused argument for symmetry with Colored
  def Colorless(text, *escapes):  # pylint: disable-msg=unused-argument
    """Idempotent.
  
    Args:
      text: The text to color.
      *escapes: Ignored.
    Returns:
      text
    """
    return text
  
  
  def Colored(text, *escapes):
    """Prints terminal color escapes around the text.
  
    Args:
      text: The text to color.
      *escapes: The terminal colors to print.
    Returns:
      text surrounded by the right escapes.
    """
    if not COLORED:
      return text
    return '%s%s%s' % (''.join(escapes), text, RESET)
  
new_contents: """Vroom terminal coloring."""
  import subprocess
  
  # Grab the colors from the system.
  try:
    BOLD = subprocess.check_output(['tput', 'bold']).decode('utf-8')
    RED = subprocess.check_output(['tput', 'setaf', '1']).decode('utf-8')
    GREEN = subprocess.check_output(['tput', 'setaf', '2']).decode('utf-8')
    YELLOW = subprocess.check_output(['tput', 'setaf', '3']).decode('utf-8')
    BLUE = subprocess.check_output(['tput', 'setaf', '4']).decode('utf-8')
    VIOLET = subprocess.check_output(['tput', 'setaf', '5']).decode('utf-8')
    TEAL = subprocess.check_output(['tput', 'setaf', '6']).decode('utf-8')
    WHITE = subprocess.check_output(['tput', 'setaf', '7']).decode('utf-8')
    BLACK = subprocess.check_output(['tput', 'setaf', '8']).decode('utf-8')
    RESET = subprocess.check_output(['tput', 'sgr0']).decode('utf-8')
  except subprocess.CalledProcessError:
    COLORED = False
    # Placeholders for code that tries to map things onto terminal colors.
    # These will be unused anyway if COLORED=False, and empty string would be
    # "no-op" color code for any code that did end up using these values.
    BOLD = ''
    RED = ''
    GREEN = ''
    YELLOW = ''
    BLUE = ''
    VIOLET = ''
    TEAL = ''
    WHITE = ''
    BLACK = ''
    RESET = ''
  else:
    COLORED = True
  
  
  # We keep the unused argument for symmetry with Colored
  def Colorless(text, *escapes):  # pylint: disable-msg=unused-argument
    """Idempotent.
  
    Args:
      text: The text to color.
      *escapes: Ignored.
    Returns:
      text
    """
    return text
  
  
  def Colored(text, *escapes):
    """Prints terminal color escapes around the text.
  
    Args:
      text: The text to color.
      *escapes: The terminal colors to print.
    Returns:
      text surrounded by the right escapes.
    """
    if not COLORED:
      return text
    return '%s%s%s' % (''.join(escapes), text, RESET)
  
subject: Fix errors for undefined constants like colors.GREEN in non-ANSI terms