sage.rings.{integer,rational}: Copy numbers abc registration here from sage.rings.numbers_abc

Author: Matthias Koeppe

src/sage/rings/integer.pyx

@@ -7564,3 +7564,8 @@ cdef double mpz_get_d_nearest(mpz_t x) except? -648555075988944.5:
     if resultsign < 0:
         d = -d
     return ldexp(d, shift)
+
+
+# Support Python's numbers abstract base class
+import numbers
+numbers.Integral.register(Integer)

src/sage/rings/rational.pyx

@@ -4297,3 +4297,8 @@ cdef class long_to_Q(Morphism):
             'Native'
         """
         return "Native"
+
+
+# Support Python's numbers abstract base class
+import numbers
+numbers.Rational.register(Rational)