def __init__(self, spec, variants):
self.unknown_variants = variants
variant_str = 'variant' if len(variants) == 1 else 'variants'
msg = ('trying to set {0} "{1}" in package "{2}", but the package'
' has no such {0} [happened during concretization of {3}]')
msg = msg.format(variant_str, comma_or(variants), spec.name, spec.root)
super(UnknownVariantError, self).__init__(msg)
def __init__(self, name, *rev_types, **kwargs):
super(VCSFetchStrategy, self).__init__()
self.name = name
# Set a URL based on the type of fetch strategy.
self.url = kwargs.get(name, None)
if not self.url:
raise ValueError("%s requires %s argument." %
(self.__class__, name))
# Ensure that there's only one of the rev_types
if sum(k in kwargs for k in rev_types) > 1:
raise ValueError("Supply only one of %s to fetch with %s" %
(comma_or(rev_types), name))
# Set attributes for each rev type.
for rt in rev_types:
setattr(self, rt, kwargs.get(rt, None))
def __init__(self, pkg, variants):
self.unknown_variants = variants
super(UnknownVariantError,
self).__init__('Package {0} has no variant {1}!'.format(
pkg, comma_or(variants)))
