def _get_default_var(self, node, args):
if "default" in args.namedargs and "default_factory" in args.namedargs:
# The pyi signatures should prevent this; check left in for safety.
raise function.DuplicateKeyword(self.signatures[0].signature, args,
self.vm, "default")
elif "default" in args.namedargs:
default_var = args.namedargs["default"]
elif "default_factory" in args.namedargs:
factory_var = args.namedargs["default_factory"]
factory, = factory_var.data
f_args = function.Args(posargs=())
node, default_var = factory.call(node, factory_var.bindings[0], f_args)
else:
default_var = None
return node, default_var
def _get_default_var(self, node, args):
if "default" in args.namedargs and "factory" in args.namedargs:
# attr.ib(factory=x) is syntactic sugar for attr.ib(default=Factory(x)).
raise function.DuplicateKeyword(self.signatures[0].signature, args,
self.vm, "default")
elif "default" in args.namedargs:
default_var = args.namedargs["default"]
elif "factory" in args.namedargs:
mod = self.vm.import_module("attr", "attr", 0)
node, attr = self.vm.attribute_handler.get_attribute(node, mod, "Factory")
# We know there is only one value because Factory is in the overlay.
factory, = attr.data
factory_args = function.Args(posargs=(args.namedargs["factory"],))
node, default_var = factory.call(node, attr.bindings[0], factory_args)
else:
default_var = None
return node, default_var
