code: def lines_iter(self):
          '''
          Returns contents of the Dockerfile as an array, where each line in the file is an element in the array.
          :return: list
          '''
          # Convert unicode chars to string
          byte_to_string = lambda x: x.strip().decode(u'utf-8') if isinstance(x, bytes) else x.strip()
  
          # Read the entire contents of the Dockerfile, decoding each line, and return the result as an array
          with open(self.docker_file_path, u'r') as f:
              for line in f:
                  yield byte_to_string(linef lines_iter(self):
          '''
          Returns contents of the Dockerfile as an array, where each line in the file is an element in the array.
          :return: list
          '''
          # Convert unicode chars to string
          byte_to_string = lambda x: x.strip().decode(u'utf-8') if isinstance(x, bytes) else x.strip()
  
          # Read the entire contents of the Dockerfile, decoding each line, and return the result as an array
          with open(self.docker_file_path, u'r') as f:
              for line in f:
                  yield byte_to_string(line)
docs: Returns contents of the Dockerfile as an array, where each line in the file is an element in the array.
          :return: list