Class Pi

django/db/models/functions/math.py:131–138

class Pi(NumericOutputFieldMixin, Func):
    function = "PI"
    arity = 0

    def as_oracle(self, compiler, connection, **extra_context):
        return super().as_sql(
            compiler, connection, template=str(math.pi), **extra_context
        )


class Power(NumericOutputFieldMixin, Func):