38     def from_raw(cls, raw, **extra):  argument
40             if extra:
42                 raise NotImplementedError((raw, extra))
43                 #return cls(raw.item, raw.typedecl, **raw._extra, **extra)
47             return cls(raw, **extra)
49             raise NotImplementedError((raw, extra))
52     def from_resolved(cls, item, resolved, **extra):  argument
54             return cls(item, typedecl=resolved, **extra)
56             typedeps, extra = cls._parse_raw_resolved(item, resolved, extra)
59                     raise NotImplementedError((item, resolved, extra))
61                 raise NotImplementedError((item, resolved, extra))
62             return cls(item, typedeps, **extra or {})
69             typedeps, extra = resolved
71             typedeps = extra = None
72         if extra:
74             extra = dict(extra_extra, **extra)
76             return typedeps, extra
79             return UNKNOWN, extra
82             return typedeps, extra
84             raise NotImplementedError((item, typedeps, extra))
85         return typedeps, extra
87     def __init__(self, item, typedecl=None, **extra):  argument
107         self._extra = extra
114         extra = self._extra
118         # Check extra.
119         for key, value in extra.items():
121                 raise ValueError(f'extra items starting with {"_"!r} not allowed, got {extra!r}')
123                 raise ValueError(f'extra cannot override item, got {value!r} for key {key!r}')
172         # The item takes precedence over the extra data (except if callable).
244         extra = self._render_extra(fmt)
245         if not extra:
249             extra, = extra
250             yield f'{rendered}\t{extra}'
255             for line in extra:
272     def build_item(cls, info, resolved=None, **extra):  argument
274             return cls._item_class.from_raw(info, **extra)
276             return cls._item_class.from_resolved(info, resolved, **extra)