def generate_vms_by_range(vm_configuration):
validate_vm_block_numbers(
tuple(block_number for block_number, _ in vm_configuration))
# Organize the Chain classes by their starting blocks.
vms_by_range = collections.OrderedDict(
sorted(vm_configuration, key=operator.itemgetter(0)))
return vms_by_range
def generate_vms_by_range(vm_configuration):
validate_vm_block_numbers(tuple(
block_number
for block_number, _
in vm_configuration
))
# Organize the Chain classes by their starting blocks.
vms_by_range = collections.OrderedDict(
sorted(vm_configuration, key=operator.itemgetter(0))
)
return vms_by_range
def configure(cls, name=None, vm_configuration=None):
if vm_configuration is None:
vms_by_range = cls.vms_by_range
else:
# Organize the EVM classes by their starting blocks.
validate_vm_block_numbers(
tuple(block_number for block_number, _ in vm_configuration))
vms_by_range = collections.OrderedDict(
sorted(vm_configuration, key=itemgetter(0)))
if name is None:
name = cls.__name__
props = {
'vms_by_range': vms_by_range,
}
return type(name, (cls, ), props)
def configure(cls, name, vm_configuration, **overrides):
if 'vms_by_range' in overrides:
raise ValueError("Cannot override vms_by_range.")
for key in overrides:
if not hasattr(cls, key):
raise TypeError(
"The Chain.configure cannot set attributes that are not "
"already present on the base class. The attribute `{0}` was "
"not found on the base class `{1}`".format(key, cls)
)
validate_vm_block_numbers(tuple(
block_number
for block_number, _
in vm_configuration
))
# Organize the Chain classes by their starting blocks.
overrides['vms_by_range'] = collections.OrderedDict(
sorted(vm_configuration, key=itemgetter(0)))
return type(name, (cls,), overrides)
def test_validate_vm_block_numbers(vm_block_numbers, is_valid):
if is_valid:
validate_vm_block_numbers(vm_block_numbers)
else:
with pytest.raises(ValidationError):
validate_vm_block_numbers(vm_block_numbers)
def test_validate_vm_block_numbers(vm_block_numbers, is_valid):
if is_valid:
validate_vm_block_numbers(vm_block_numbers)
else:
with pytest.raises(ValidationError):
validate_vm_block_numbers(vm_block_numbers)
