old_contents: """
  This file contains Katagawa exceptions.
  """
  
  
  class KatagawaException(Exception):
      """
      The base Exception used by Katagawa.
  
      All exceptions are derived from this.
      """
  
  
  class OperationalException(KatagawaException):
      """
      Similar to SQLAlchemy's operational error, this is a catch-all exception for when something internally in the
      database fails.
      """
  
  
  class MissingTokenException(KatagawaException):
      """
      Raised when a token in the SQL generation is missing.
      """
  
new_contents: """
  This file contains Katagawa exceptions.
  """
  
  
  class KatagawaException(Exception):
      """
      The base Exception used by Katagawa.
  
      All exceptions are derived from this.
      """
  
  
  class OperationalException(KatagawaException):
      """
      Similar to SQLAlchemy's operational error, this is a catch-all exception for when something internally in the
      database fails.
      """
  
  
  class TableConflictException(KatagawaException):
      """
      Raised when a table in a query conflicts.
      """
  
  
  class MissingTokenException(KatagawaException):
      """
      Raised when a token in the SQL generation is missing.
      """
  
subject: Add TableConflictException.