Dict

For customized dict.

class Dict(name_field, *args, **kwargs)

Bases: MutableMapping

Named tuple dict.

Parameters:

name_field (namedtuple) – Dict name, field.

get(k[, d]) → D[k] if k in D, else d.  d defaults to None.

items() → a set-like object providing a view on D's items

keys() → a set-like object providing a view on D's keys

named_items()

Items with named tuple keys.

Returns:

• (dict_items) – items with named tuple keys.

named_keys()

Keys as named tuple.

Returns:

• (dict_keys) – named tuple keys.

select(**conditions)

Select dict by conditions.

Parameters:

**conditions – key field name and value(s) to match. - single value: full match. - list/tuple: any of given values.

Returns:

• (Dict) – selected Dict.

static select_key(keys, **conditions)

Select dict by conditions.

Parameters:

• keys (dict_keys) – named keys.

• conditions (dict) – key field name and value(s) to match. - single value: full match. - list/tuple: any of given values.

Returns:

• (list) – list of keys.

sort(*attributes)

Sort dict.

Returns:

• (Dict) – sorted Dict.

Note

• attributes: tuple for sort property.

  • (“key_name”, custum order list, ascending?)

  • (“key_name”, custum order list)

  • (“key_name”, ascending?)

  • “key_name”

static sort_key(keys, key_type=None, *attributes)

Sort key.

Parameters:

• keys (dict_keys) – named_keys.

• key_type (namedtuple, optional) – key type.

Returns:

• (list) – sorted keys.

Note

• attributes: tuple for sort property.

  • (“key_name”, custum order list, ascending?)

  • (“key_name”, custum order list)

  • (“key_name”, ascending?)

  • “key_name”

values() → an object providing a view on D's values

property field

Field names.

Returns:

• (list) – field names.

property key_type

Key type.

Returns:

• (namedtuple) – key type.

property name

Key field name.

Returns:

• (str) – key field name.