Class SameAs

tests/patterns/_impl.py:341–352

Matches one specific object only (i.e. makes '==' behave like 'is').

class SameAs(Also):
    """Matches one specific object only (i.e. makes '==' behave like 'is')."""

    def __init__(self, pattern, obj):
        super().__init__(pattern)
        self.obj = obj

    def __repr__(self):
        return f"<is {self.obj!r}>"

    def _also(self, value):
        return self.obj is value


class Matching(Also):