code: def image(self, well_row, well_column, field_row, field_column):
          
          return next((i for i in self.images
                       if attribute(i, 'u') == well_column and
                          attribute(i, 'v') == well_row and
                          attribute(i, 'x') == field_column and
                          attribute(i, 'y') == field_row), '')
docs: Get path of specified image.
  
          Parameters
          ----------
          well_row : int
              Starts at 0. Same as --U in files.
          well_column : int
              Starts at 0. Same as --V in files.
          field_row : int
              Starts at 0. Same as --Y in files.
          field_column : int
              Starts at 0. Same as --X in files.
  
          Returns
          -------
          string
              Path to image or empty string if image is not found.