Fix AttributeError doctests when output includes a suggestion (part of python 3.12 support)

src/doc/en/thematic_tutorials/coercion_and_categories.rst

@@ -1223,7 +1223,7 @@ However, only "elementary" construction functors have a rank::
     sage: (Fract*Poly).rank
     Traceback (most recent call last):
     ...
-    AttributeError: 'CompositeConstructionFunctor' object has no attribute 'rank'
+    AttributeError: 'CompositeConstructionFunctor' object has no attribute 'rank'...
 
 .. end of output
 

src/doc/en/thematic_tutorials/tutorial-objects-and-classes.rst

@@ -318,15 +318,15 @@ http://docs.python.org/library/ for a complete list. ::
         sage: e.__dict__
         Traceback (most recent call last):
         ...
-        AttributeError: 'sage.rings.integer.Integer' object has no attribute '__dict__'
+        AttributeError: 'sage.rings.integer.Integer' object has no attribute '__dict__'...
 
         sage: id4 = SymmetricGroup(4).one()
         sage: type(id4)
         <class 'sage.groups.perm_gps.permgroup_element.SymmetricGroupElement'>
         sage: id4.__dict__
         Traceback (most recent call last):
         ...
-        AttributeError: 'sage.groups.perm_gps.permgroup_element.SymmetricGroupElement' object has no attribute '__dict__'
+        AttributeError: 'sage.groups.perm_gps.permgroup_element.SymmetricGroupElement' object has no attribute '__dict__'...
 
 .. note::
 

src/sage/algebras/cluster_algebra.py

@@ -167,7 +167,7 @@
     sage: (t*s).g_vector()
     Traceback (most recent call last):
     ...
-    AttributeError: 'ClusterAlgebra_with_category.element_class' object has no attribute 'g_vector'
+    AttributeError: 'ClusterAlgebra_with_category.element_class' object has no attribute 'g_vector'...
     sage: A = ClusterAlgebra(['A', 2], principal_coefficients=True)
     sage: A.explore_to_depth(infinity)
     sage: s = A.cluster_variable((0, -1)); s

src/sage/algebras/lie_conformal_algebras/weyl_lie_conformal_algebra.py

@@ -109,7 +109,7 @@ class WeylLieConformalAlgebra(LieConformalAlgebraWithStructureCoefficients):
         sage: alpha0.degree()
         Traceback (most recent call last):
         ...
-        AttributeError: 'WeylLieConformalAlgebra_with_category.element_class' object has no attribute 'degree'
+        AttributeError: 'WeylLieConformalAlgebra_with_category.element_class' object has no attribute 'degree'...
 
     TESTS::
 

src/sage/algebras/steenrod/steenrod_algebra.py

@@ -1080,7 +1080,7 @@ def homogeneous_component(self, n):
             sage: a.antipode() # not defined
             Traceback (most recent call last):
             ...
-            AttributeError: 'CombinatorialFreeModule_with_category.element_class' object has no attribute 'antipode'
+            AttributeError: 'CombinatorialFreeModule_with_category.element_class' object has no attribute 'antipode'...
             sage: A(a).antipode() # convert to elt of A, then compute antipode
             Sq(2,1) + Sq(5)
 

src/sage/categories/category.py

@@ -2129,7 +2129,7 @@ def _with_axioms(self, axioms):
             sage: Semigroups().Inverse()
             Traceback (most recent call last):
             ...
-            AttributeError: 'Semigroups_with_category' object has no attribute 'Inverse'
+            AttributeError: 'Semigroups_with_category' object has no attribute 'Inverse'...
             sage: Semigroups()._with_axioms(["Inverse"])
             Category of semigroups
 

src/sage/categories/category_with_axiom.py

@@ -554,7 +554,7 @@ class from the base category class::
     sage: Magmas.Unital.Associative
     Traceback (most recent call last):
     ...
-    AttributeError: type object 'Magmas.Unital' has no attribute 'Associative'
+    AttributeError: type object 'Magmas.Unital' has no attribute 'Associative'...
 
 The purpose of this section is to explain the design of the code
 layout and the rationale for this mismatch.
@@ -769,7 +769,7 @@ def _(): return LazyImport('sage.categories.rngs', 'Rngs', at_startup=True)
     sage: Semirings().NoZeroDivisors()
     Traceback (most recent call last):
     ...
-    AttributeError: 'Semirings_with_category' object has no attribute 'NoZeroDivisors'
+    AttributeError: 'Semirings_with_category' object has no attribute 'NoZeroDivisors'...
 
 Concretely, this is to be implemented by defining the new axiom in the
 (``SubcategoryMethods`` nested class of the) appropriate category with

src/sage/categories/enumerated_sets.py

@@ -610,7 +610,7 @@ def _list_from_iterator(self):
                 sage: (QQ^2).list()  # indirect test                                    # needs sage.modules
                 Traceback (most recent call last):
                 ...
-                AttributeError: 'FreeModule_ambient_field_with_category' object has no attribute 'list'
+                AttributeError: 'FreeModule_ambient_field_with_category' object has no attribute 'list'...
 
             Here we test that for an object that does not know whether it
             is finite or not.  Calling ``x.list()`` simply tries to create
@@ -622,11 +622,11 @@ def _list_from_iterator(self):
                 sage: Q.is_finite()
                 Traceback (most recent call last):
                 ...
-                AttributeError: 'QuotientRing_generic_with_category' object has no attribute 'is_finite'
+                AttributeError: 'QuotientRing_generic_with_category' object has no attribute 'is_finite'...
                 sage: Q.list()   # indirect test
                 Traceback (most recent call last):
                 ...
-                AttributeError: 'QuotientRing_generic_with_category' object has no attribute 'list'
+                AttributeError: 'QuotientRing_generic_with_category' object has no attribute 'list'...
 
             Here is another example. We artificially create a version of
             the ring of integers that does not know whether it is finite

src/sage/categories/examples/sets_cat.py

@@ -619,7 +619,7 @@ class PrimeNumbers_Facade(PrimeNumbers_Abstract):
         sage: pf.next()
         Traceback (most recent call last):
         ...
-        AttributeError: 'sage.rings.integer.Integer' object has no attribute 'next'
+        AttributeError: 'sage.rings.integer.Integer' object has no attribute 'next'...
 
     unlike in the other implementations::
 

src/sage/categories/homset.py

@@ -632,7 +632,7 @@ def __init__(self, X, Y, category=None, base=None, check=True):
             sage: H = MyHomset(X, Y, category=1, base = ZZ, check = False)
             Traceback (most recent call last):
             ...
-            AttributeError: 'sage.rings.integer.Integer' object has no attribute 'Homsets'
+            AttributeError: 'sage.rings.integer.Integer' object has no attribute 'Homsets'...
             sage: P.<t> = ZZ[]
             sage: f = P.hom([1/2*t])
             sage: f.parent().domain()

src/sage/categories/modules_with_basis.py

@@ -2456,7 +2456,7 @@ def apply_multilinear_morphism(self, f, codomain=None):
                     sage: tensor([a, b]).apply_multilinear_morphism(f)                  # needs sage.modules
                     Traceback (most recent call last):
                     ...
-                    AttributeError: 'int' object has no attribute 'parent'
+                    AttributeError: 'int' object has no attribute 'parent'...
 
                 Here we consider an example where the codomain is a
                 module with basis with a different base ring::

src/sage/categories/monoids.py

@@ -556,7 +556,7 @@ def algebra_generators(self):
                     Traceback (most recent call last):
                     ...
                     AttributeError: 'IntegerModMonoid_with_category' object
-                    has no attribute 'monoid_generators'
+                    has no attribute 'monoid_generators'...
                     sage: Z12.semigroup_generators()
                     Family (0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
                     sage: Z12.algebra(QQ).algebra_generators()                          # needs sage.modules

src/sage/combinat/finite_state_machine.py

@@ -1835,7 +1835,7 @@ def __getstate__(self):
             sage: T1.transitions
             Traceback (most recent call last):
             ...
-            AttributeError: 'FSMState' object has no attribute 'transitions'
+            AttributeError: 'FSMState' object has no attribute 'transitions'...
             sage: A1 = loads(dumps(A))
             sage: all(A.state(j) == A1.state(j) for j in [0, 1])
             True

src/sage/combinat/growth.py

@@ -371,7 +371,7 @@
     sage: GrowthDiagram(RulePascal(), [3,1,2])
     Traceback (most recent call last):
     ...
-    AttributeError: 'RulePascal' object has no attribute 'forward_rule'
+    AttributeError: 'RulePascal' object has no attribute 'forward_rule'...
 
 We now re-implement the rule where we provide the dual graded graphs::
 

src/sage/combinat/integer_lists/lists.py

@@ -261,7 +261,7 @@ def __getattr__(self, name):
             sage: L.foo
             Traceback (most recent call last):
             ...
-            AttributeError: 'NoneType' object has no attribute 'foo'
+            AttributeError: 'NoneType' object has no attribute 'foo'...
         """
         return getattr(self.backend, name)
 

src/sage/combinat/posets/posets.py

@@ -8825,7 +8825,7 @@ def is_induced_subposet(self, other):
             sage: Poset().is_induced_subposet('junk')
             Traceback (most recent call last):
             ...
-            AttributeError: 'str' object has no attribute 'subposet'
+            AttributeError: 'str' object has no attribute 'subposet'...
         """
         if (not self._is_facade or (isinstance(other, FinitePoset) and
                                     not other._is_facade)):

src/sage/cpython/debug.pyx

@@ -123,7 +123,7 @@ def getattr_debug(obj, name, default=_no_default):
         sage: _ = getattr_debug(1, "foo")
         Traceback (most recent call last):
         ...
-        AttributeError: 'sage.rings.integer.Integer' object has no attribute 'foo'
+        AttributeError: 'sage.rings.integer.Integer' object has no attribute 'foo'...
         sage: _ = getattr_debug(1, "foo", "xyz")
         getattr_debug(obj=1, name='foo'):
           type(obj) = <class 'sage.rings.integer.Integer'>

src/sage/cpython/getattr.pyx

@@ -53,12 +53,12 @@ cdef class AttributeErrorMessage:
         sage: 1.bla  #indirect doctest
         Traceback (most recent call last):
         ...
-        AttributeError: 'sage.rings.integer.Integer' object has no attribute 'bla'
+        AttributeError: 'sage.rings.integer.Integer' object has no attribute 'bla'...
         sage: x = polygen(ZZ, 'x')
         sage: QQ[x].gen().bla                                                           # needs sage.libs.flint
         Traceback (most recent call last):
         ...
-        AttributeError: 'sage.rings.polynomial.polynomial_rational_flint.Polynomial_rational_flint' object has no attribute 'bla'
+        AttributeError: 'sage.rings.polynomial.polynomial_rational_flint.Polynomial_rational_flint' object has no attribute 'bla'...
 
     ::
 
@@ -144,7 +144,7 @@ cpdef raw_getattr(obj, name):
         sage: raw_getattr(X, "attr")
         Traceback (most recent call last):
         ...
-        AttributeError: '...' object has no attribute 'attr'
+        AttributeError: '...' object has no attribute 'attr'...
         sage: x = X()
         sage: raw_getattr(x, "prop")
         <property object at ...>
@@ -173,7 +173,7 @@ cpdef raw_getattr(obj, name):
         sage: raw_getattr(Y, "attr")
         Traceback (most recent call last):
         ...
-        AttributeError: '...' object has no attribute 'attr'
+        AttributeError: '...' object has no attribute 'attr'...
         sage: y = Y()
         sage: raw_getattr(y, "prop")
         <property object at ...>
@@ -278,7 +278,7 @@ cpdef getattr_from_other_class(self, cls, name):
         sage: getattr_from_other_class(1, A, "lazy_attribute")
         Traceback (most recent call last):
         ...
-        AttributeError: 'sage.rings.integer.Integer' object has no attribute 'lazy_attribute'
+        AttributeError: 'sage.rings.integer.Integer' object has no attribute 'lazy_attribute'...
 
     The integer ring is a parent, so, lazy attributes work::
 
@@ -289,7 +289,7 @@ cpdef getattr_from_other_class(self, cls, name):
         sage: getattr_from_other_class(17, A, "lazy_attribute")
         Traceback (most recent call last):
         ...
-        AttributeError: 'sage.rings.integer.Integer' object has no attribute 'lazy_attribute'
+        AttributeError: 'sage.rings.integer.Integer' object has no attribute 'lazy_attribute'...
 
     In general, descriptors are not yet well supported, because they
     often do not accept to be cheated with the type of their instance::
@@ -305,7 +305,7 @@ cpdef getattr_from_other_class(self, cls, name):
         sage: getattr_from_other_class(1, A, "__weakref__")
         Traceback (most recent call last):
         ...
-        AttributeError: 'sage.rings.integer.Integer' object has no attribute '__weakref__'
+        AttributeError: 'sage.rings.integer.Integer' object has no attribute '__weakref__'...
 
     This was caught by :trac:`8296` for which we do a couple more tests::
 
@@ -314,7 +314,7 @@ cpdef getattr_from_other_class(self, cls, name):
         sage: 1.__weakref__
         Traceback (most recent call last):
         ...
-        AttributeError: 'sage.rings.integer.Integer' object has no attribute '__weakref__'
+        AttributeError: 'sage.rings.integer.Integer' object has no attribute '__weakref__'...
 
         sage: n = 1
         sage: ip = get_ipython()                 # not tested: only works in interactive shell
@@ -329,7 +329,7 @@ cpdef getattr_from_other_class(self, cls, name):
         sage: getattr_from_other_class(1, A, "__call__")
         Traceback (most recent call last):
         ...
-        AttributeError: 'sage.rings.integer.Integer' object has no attribute '__call__'
+        AttributeError: 'sage.rings.integer.Integer' object has no attribute '__call__'...
 
     TESTS:
 
@@ -339,14 +339,14 @@ cpdef getattr_from_other_class(self, cls, name):
         sage: getattr_from_other_class(1, type, "__name__")
         Traceback (most recent call last):
         ...
-        AttributeError: 'sage.rings.integer.Integer' object has no attribute '__name__'
+        AttributeError: 'sage.rings.integer.Integer' object has no attribute '__name__'...
 
     Non-strings as "name" are handled gracefully::
 
         sage: getattr_from_other_class(1, type, None)
         Traceback (most recent call last):
         ...
-        AttributeError: 'sage.rings.integer.Integer' object has no attribute None
+        AttributeError: 'sage.rings.integer.Integer' object has no attribute None...
     """
     if not isinstance(cls, type):
         raise TypeError(f"{cls!r} is not a type")

src/sage/crypto/classical.py

@@ -494,7 +494,7 @@ def rank_by_chi_square(self, C, pdict):
             sage: A.rank_by_chi_square("", Plist)
             Traceback (most recent call last):
             ...
-            AttributeError: 'str' object has no attribute 'parent'
+            AttributeError: 'str' object has no attribute 'parent'...
             sage: A.rank_by_chi_square(A.encoding(""), Plist)
             Traceback (most recent call last):
             ...
@@ -703,7 +703,7 @@ def rank_by_squared_differences(self, C, pdict):
             sage: A.rank_by_squared_differences("", Plist)
             Traceback (most recent call last):
             ...
-            AttributeError: 'str' object has no attribute 'parent'
+            AttributeError: 'str' object has no attribute 'parent'...
             sage: A.rank_by_squared_differences(A.encoding(""), Plist)
             Traceback (most recent call last):
             ...
@@ -2114,7 +2114,7 @@ def rank_by_chi_square(self, C, pdict):
             sage: S.rank_by_chi_square("", Pdict)
             Traceback (most recent call last):
             ...
-            AttributeError: 'str' object has no attribute 'parent'
+            AttributeError: 'str' object has no attribute 'parent'...
             sage: S.rank_by_chi_square(S.encoding(""), Pdict)
             Traceback (most recent call last):
             ...
@@ -2351,7 +2351,7 @@ def rank_by_squared_differences(self, C, pdict):
             sage: S.rank_by_squared_differences("", Pdict)
             Traceback (most recent call last):
             ...
-            AttributeError: 'str' object has no attribute 'parent'
+            AttributeError: 'str' object has no attribute 'parent'...
             sage: S.rank_by_squared_differences(S.encoding(""), Pdict)
             Traceback (most recent call last):
             ...

src/sage/crypto/mq/mpolynomialsystemgenerator.py

@@ -156,7 +156,7 @@ def sbox(self):
             sage: msg.sbox()
             Traceback (most recent call last):
             ...
-            AttributeError: '<class 'sage.crypto.mq.mpolynomialsystemgenerator.MPolynomialSystemGenerator'>' object has no attribute '_sbox'
+            AttributeError: '<class 'sage.crypto.mq.mpolynomialsystemgenerator.MPolynomialSystemGenerator'>' object has no attribute '_sbox'...
         """
         return self._sbox
 

src/sage/data_structures/bitset.pyx

@@ -967,7 +967,7 @@ cdef class FrozenBitset:
             sage: None | FrozenBitset('10101')
             Traceback (most recent call last):
             ...
-            AttributeError: 'NoneType' object has no attribute '_union'
+            AttributeError: 'NoneType' object has no attribute '_union'...
         """
         return self._union(other)
 
@@ -1037,7 +1037,7 @@ cdef class FrozenBitset:
             sage: None & FrozenBitset("101011")
             Traceback (most recent call last):
             ...
-            AttributeError: 'NoneType' object has no attribute 'intersection'
+            AttributeError: 'NoneType' object has no attribute 'intersection'...
         """
         return self.intersection(other)
 
@@ -1106,7 +1106,7 @@ cdef class FrozenBitset:
             sage: None - FrozenBitset('10101')
             Traceback (most recent call last):
             ...
-            AttributeError: 'NoneType' object has no attribute 'difference'
+            AttributeError: 'NoneType' object has no attribute 'difference'...
         """
         return self.difference(other)
 
@@ -1179,7 +1179,7 @@ cdef class FrozenBitset:
             sage: None ^^ FrozenBitset('11111' * 10)
             Traceback (most recent call last):
             ...
-            AttributeError: 'NoneType' object has no attribute 'symmetric_difference'
+            AttributeError: 'NoneType' object has no attribute 'symmetric_difference'...
         """
         return self.symmetric_difference(other)
 

src/sage/doctest/reporting.py

@@ -368,7 +368,7 @@ def report(self, source, timeout, return_code, results, output, pid=None):
             sage: DTR.report(None, None, None, None, None)
             Traceback (most recent call last):
             ...
-            AttributeError: 'NoneType' object has no attribute 'basename'
+            AttributeError: 'NoneType' object has no attribute 'basename'...
 
         The only-errors mode does not output anything on success::
 

src/sage/dynamics/finite_dynamical_system.py

@@ -240,7 +240,7 @@ class DiscreteDynamicalSystem(SageObject, metaclass=ClasscallMetaclass):
         sage: D.inverse_evolution()(4)
         Traceback (most recent call last):
         ...
-        AttributeError: 'DiscreteDynamicalSystem' object has no attribute 'inverse_evolution'
+        AttributeError: 'DiscreteDynamicalSystem' object has no attribute 'inverse_evolution'...
         sage: D.orbit(3)
         [3, 5, 1]
 
@@ -252,7 +252,7 @@ class DiscreteDynamicalSystem(SageObject, metaclass=ClasscallMetaclass):
         sage: D.inverse_evolution()(4)
         Traceback (most recent call last):
         ...
-        AttributeError: 'DiscreteDynamicalSystem' object has no attribute 'inverse_evolution'
+        AttributeError: 'DiscreteDynamicalSystem' object has no attribute 'inverse_evolution'...
         sage: D.orbit(3)
         [3, 5, 1]
 

src/sage/geometry/cone.py

@@ -340,7 +340,7 @@ def Cone(rays, lattice=None, check=True, normalize=True):
         sage: Cone([(1,0), (0,1)], check=False, normalize=False)
         Traceback (most recent call last):
         ...
-        AttributeError: 'tuple' object has no attribute 'parent'
+        AttributeError: 'tuple' object has no attribute 'parent'...
 
     You can construct different "not" cones: not full-dimensional, not
     strictly convex, not containing any rays::