sage.structure: Update # needs

Author: Matthias Koeppe

src/sage/structure/coerce.pyx

@@ -517,6 +517,8 @@ cdef class CoercionModel:
     Check that :trac:`8426` is fixed (see also :trac:`18076`)::
 
         sage: import numpy                                                              # needs numpy
+
+        sage: # needs sage.rings.real_mpfr
         sage: x = polygen(RR)
         sage: numpy.float32('1.5') * x                                                  # needs numpy
         1.50000000000000*x

src/sage/structure/factorization.py

@@ -1232,9 +1232,10 @@ def __call__(self, *args, **kwds):
             sage: F(t=0)
             0
 
-            sage: R.<x> = LaurentPolynomialRing(QQ, 1)                                  # needs sage.modules
-            sage: F = ((x+2)/x**3).factor()                                             # needs sage.modules
-            sage: F(x=4)                                                                # needs sage.modules
+            sage: # needs sage.libs.pari sage.modules
+            sage: R.<x> = LaurentPolynomialRing(QQ, 1)
+            sage: F = ((x+2)/x**3).factor()
+            sage: F(x=4)
             1/64 * 6
         """
         unit = self.__unit.subs(*args, **kwds)

src/sage/structure/parent_old.pyx

@@ -52,7 +52,7 @@ cdef class Parent(parent.Parent):
         [(0, 0), (1, 0), (0, 1), (1, 1)]
         sage: MatrixSpace(GF(3), 1, 1).list()
         [[0], [1], [2]]
-        sage: DirichletGroup(3).list()                                                  # needs sage.modular
+        sage: DirichletGroup(3).list()                                                  # needs sage.libs.pari sage.modular
         [Dirichlet character modulo 3 of conductor 1 mapping 2 |--> 1,
          Dirichlet character modulo 3 of conductor 3 mapping 2 |--> -1]
 

src/sage/tests/book_stein_modform.py

@@ -5,6 +5,7 @@
 
 TESTS::
 
+    sage: # needs sage.libs.gap
     sage: G = SL(2,ZZ); G
     Special Linear Group of degree 2 over Integer Ring
     sage: S, T = G.gens()
@@ -14,6 +15,7 @@
     sage: T
     [1 1]
     [0 1]
+
     sage: delta_qexp(6)
     q - 24*q^2 + 252*q^3 - 1472*q^4 + 4830*q^5 + O(q^6)
     sage: bernoulli(12)