old_contents: """Custom exceptions."""
  
  __all__ = [
      "ValidationError",
      "Route53Error",
      "S3Error",
      "FastlyError",
      "DasherError",
  ]
  
  
  class ValidationError(ValueError):
      """Use a ValidationError whenever a API user provides bad input for PUT,
      POST, or PATCH requests.
      """
  
  
  class Route53Error(Exception):
      """Errors related to Route 53 usage."""
  
  
  class S3Error(Exception):
      """Errors related to AWS S3 usage."""
  
  
  class FastlyError(Exception):
      """"Errors related to Fastly API usage."""
  
  
  class DasherError(Exception):
      """Errors related to LTD Dasher."""
  
new_contents: """Custom exceptions."""
  
  __all__ = [
      "ValidationError",
      "Route53Error",
      "S3Error",
      "FastlyError",
      "DasherError",
  ]
  
  
  class ValidationError(ValueError):
      """Use a ValidationError whenever a API user provides bad input for PUT,
      POST, or PATCH requests.
      """
  
  
  class Route53Error(Exception):
      """Errors related to Route 53 usage."""
  
  
  class S3Error(Exception):
      """Errors related to AWS S3 usage."""
  
  
  class FastlyError(Exception):
      """Errors related to Fastly API usage."""
  
  
  class DasherError(Exception):
      """Errors related to LTD Dasher."""
  
subject: Fix comment bug caught by latest black