old_contents: from antlr4 import *
  
  class PlSqlBaseLexer(Lexer):
  
      def IsNewlineAtPos(self, pos):
          la = self._input.LA(pos)
          return la == -1 or la == '\n'
new_contents: from antlr4 import *
  
  class PlSqlBaseLexer(Lexer):
  
      def IsNewlineAtPos(self, pos):
          la = self._input.LA(pos)
          return la == -1 or la == 10 
  
subject: Update PlSqlBaseLexer.py