code: def extract_make(self):
          '''
          Extract camera make
          '''
          fields = ['EXIF LensMake', 'Image Make']
          make, _ = self._extract_alternative_fields(
              fields, default='none', field_type=str)
          return makf extract_make(self):
          '''
          Extract camera make
          '''
          fields = ['EXIF LensMake', 'Image Make']
          make, _ = self._extract_alternative_fields(
              fields, default='none', field_type=str)
          return make
docs: Extract camera make