src/sage/schemes: Remove some more .all imports

src/sage/schemes/product_projective/rational_point.py

@@ -59,8 +59,9 @@
 from sage.schemes.product_projective.space import is_ProductProjectiveSpaces
 from sage.misc.mrange import xmrange
 from sage.misc.misc_c import prod
-from sage.arith.all import next_prime, previous_prime, crt
-from sage.rings.all import ZZ, RR
+from sage.arith.misc import next_prime, previous_prime, crt
+from sage.rings.integer_ring import ZZ
+from sage.rings.real_mpfr import RR
 from sage.rings.finite_rings.finite_field_constructor import FiniteField as GF
 from sage.parallel.ncpus import ncpus
 from sage.parallel.use_fork import p_iter_fork

src/sage/schemes/product_projective/space.py

@@ -42,7 +42,10 @@
 
 from sage.misc.cachefunc import cached_method
 from sage.misc.misc_c import prod
-from sage.rings.all import (PolynomialRing, QQ, Integer, CommutativeRing)
+from sage.rings.integer import Integer
+from sage.rings.polynomial.polynomial_ring_constructor import PolynomialRing
+from sage.rings.rational_field import QQ
+from sage.rings.ring import CommutativeRing
 from sage.rings.finite_rings.finite_field_constructor import is_FiniteField
 from sage.categories.fields import Fields
 from sage.rings.polynomial.polydict import ETuple

src/sage/schemes/projective/projective_rational_point.py

@@ -56,8 +56,10 @@
 #*****************************************************************************
 
 
-from sage.arith.all import gcd, srange, next_prime, previous_prime, crt
-from sage.rings.all import ZZ, RR
+from sage.arith.misc import gcd, next_prime, previous_prime, crt
+from sage.arith.srange import srange
+from sage.rings.integer_ring import ZZ
+from sage.rings.real_mpfr import RR
 from sage.rings.finite_rings.finite_field_constructor import FiniteField as GF
 from sage.misc.mrange import cartesian_product_iterator
 from sage.misc.misc_c import prod

src/sage/schemes/projective/projective_space.py

@@ -79,16 +79,17 @@
 #                  http://www.gnu.org/licenses/
 # ****************************************************************************
 
-from sage.arith.all import gcd, binomial, srange
-from sage.rings.all import PolynomialRing
+from sage.arith.misc import gcd, binomial
+from sage.arith.srange import srange
+
+from sage.rings.finite_rings.finite_field_constructor import is_FiniteField
 from sage.rings.integer import Integer
 from sage.rings.integer_ring import ZZ
-
-from sage.rings.ring import CommutativeRing
-from sage.rings.rational_field import is_RationalField
 from sage.rings.polynomial.multi_polynomial_ring import is_MPolynomialRing
 from sage.rings.polynomial.polynomial_ring import is_PolynomialRing
-from sage.rings.finite_rings.finite_field_constructor import is_FiniteField
+from sage.rings.polynomial.polynomial_ring_constructor import PolynomialRing
+from sage.rings.ring import CommutativeRing
+from sage.rings.rational_field import is_RationalField
 
 from sage.categories.fields import Fields
 from sage.categories.number_fields import NumberFields

src/sage/schemes/toric/fano_variety.py

@@ -138,7 +138,8 @@
 from sage.geometry.all import Cone, FaceFan, Fan, LatticePolytope
 from sage.misc.latex import latex
 from sage.misc.misc_c import prod
-from sage.rings.all import (PolynomialRing, QQ)
+from sage.rings.polynomial.polynomial_ring_constructor import PolynomialRing
+from sage.rings.rational_field import QQ
 
 from sage.rings.polynomial.multi_polynomial_ring import is_MPolynomialRing
 from sage.rings.polynomial.polynomial_ring import is_PolynomialRing

src/sage/schemes/toric/weierstrass_covering.py

@@ -106,7 +106,7 @@
 
 from sage.rings.integer_ring import ZZ
 from sage.modules.free_module_element import vector
-from sage.rings.all import invariant_theory
+from sage.rings.invariants.invariant_theory import invariant_theory
 from sage.schemes.toric.weierstrass import (
     _partial_discriminant,
     _check_polynomial_P2,