old_contents: class HammerException(Exception):
      """Base exception."""
  
  
  class SuspiciousOperation(HammerException):
      """Suspicious HTTP request is detected."""
  
  
  class UnknownRepository(HammerException):
      """Requested repository has not been added to repositories.conf."""
  
  
  class MissingSecret(HammerException):
      """Environment variable HAMMER_SECRET has not been defined."""
  
new_contents: class HammerException(Exception):
      """Base exception."""
  
  
  class SuspiciousOperation(HammerException):
      """Suspicious HTTP request is detected."""
  
  
  class UnknownRepository(HammerException):
      """Requested repository has not been added to repositories.conf."""
  
subject: delete unused exception