def expand_map(original_root: object, the_dict: Dict[object, object],
stack: List[str]) -> Map:
if len(the_dict) != 1:
raise DagsterInvalidConfigDefinitionError(
original_root, the_dict, stack, "Map dict must be of length 1")
key = list(the_dict.keys())[0]
key_type = _convert_potential_type(original_root, key, stack)
if not key_type or not key_type.kind == ConfigTypeKind.SCALAR:
raise DagsterInvalidConfigDefinitionError(
original_root,
the_dict,
stack,
"Map dict must have a scalar type as its only key. Got key {}".
format(repr(key)),
)
inner_type = _convert_potential_type(original_root, the_dict[key], stack)
if not inner_type:
raise DagsterInvalidConfigDefinitionError(
original_root,
the_dict,
stack,
"Map must have a single value and contain a valid type i.e. {{str: int}}. Got item {}"
.format(repr(the_dict[key])),
)
return Map(key_type, inner_type)
def _convert_potential_field(original_root, potential_field, stack):
from .field import Field
if potential_field is None:
raise DagsterInvalidConfigDefinitionError(
original_root, potential_field, stack, reason="Fields cannot be None"
)
if not is_potential_field(potential_field):
raise DagsterInvalidConfigDefinitionError(original_root, potential_field, stack)
if isinstance(potential_field, Field):
return potential_field
return Field(_convert_potential_type(original_root, potential_field, stack))
def expand_list(original_root: object, the_list: List[object],
stack: List[str]) -> Array:
if len(the_list) != 1:
raise DagsterInvalidConfigDefinitionError(original_root, the_list,
stack,
"List must be of length 1")
inner_type = _convert_potential_type(original_root, the_list[0], stack)
if not inner_type:
raise DagsterInvalidConfigDefinitionError(
original_root,
the_list,
stack,
"List have a single item and contain a valid type i.e. [int]. Got item {}"
.format(repr(the_list[0])),
)
return Array(inner_type)
def expand_list(original_root, the_list, stack):
from .config_type import Array
if len(the_list) != 1:
raise DagsterInvalidConfigDefinitionError(original_root, the_list,
stack,
'List must be of length 1')
inner_type = _convert_potential_type(original_root, the_list[0], stack)
if not inner_type:
raise DagsterInvalidConfigDefinitionError(
original_root,
the_list,
stack,
'List have a single item and contain a valid type i.e. [int]. Got item {}'
.format(repr(the_list[0])),
)
return Array(inner_type)
