40 

    40 

    41 @utility_config(name='PyAMS catalog', provides=ISiteGenerations)

    41 @utility_config(name='PyAMS catalog', provides=ISiteGenerations)

    42 class CatalogGenerationsChecker(object):

    42 class CatalogGenerationsChecker(object):

    43     """Catalog generations checker"""

    43     """Catalog generations checker"""

    44 

    44 

    46     generation = 1

    46     generation = 1

    47 

    47 

    48     def evolve(self, site, current=None):

    48     def evolve(self, site, current=None):

    49         """Check for required utilities"""

    49         """Check for required utilities"""

    50         check_required_utilities(site, REQUIRED_UTILITIES)

    50         check_required_utilities(site, REQUIRED_UTILITIES)