Update # needs

Author: Matthias Koeppe

src/sage/doctest/fixtures.py

@@ -80,9 +80,9 @@ def reproducible_repr(val):
         frozenset(['a', 'b', 'c', 'd'])
         sage: print(reproducible_repr([1, frozenset("cab"), set("bar"), 0]))
         [1, frozenset(['a', 'b', 'c']), set(['a', 'b', 'r']), 0]
-        sage: print(reproducible_repr({3.0:"three","2":"two",1:"one"}))
+        sage: print(reproducible_repr({3.0: "three", "2": "two", 1: "one"}))            # optional - sage.rings.real_mpfr
         {'2': 'two', 1: 'one', 3.00000000000000: 'three'}
-        sage: print(reproducible_repr("foo\nbar")) # demonstrate default case
+        sage: print(reproducible_repr("foo\nbar"))  # demonstrate default case
         'foo\nbar'
     """
 

src/sage/symbolic/function.pyx

@@ -642,10 +642,11 @@ cdef class Function(SageObject):
             sage: hurwitz_zeta(1/2, b)
             hurwitz_zeta(1/2, [1.500000000 +/- 1.01e-10])
 
-            sage: iv = RIF(1, 1.0001)
-            sage: airy_ai(iv)
+            sage: iv = RIF(1, 1.0001)                                                   # needs sage.rings.real_interval_field
+
+            sage: airy_ai(iv)                                                           # needs sage.rings.real_interval_field
             airy_ai(1.0001?)
-            sage: airy_ai(CIF(iv))
+            sage: airy_ai(CIF(iv))                                                      # needs sage.rings.complex_interval_field
             airy_ai(1.0001?)
         """
         if isinstance(x, (float, complex)):

src/sage/tests/article_heuberger_krenn_kropf_fsm-in-sage.py

@@ -508,14 +508,14 @@
 
     sage: var('y')                                                                      # optional - sage.symbolic
     y
-    sage: def am_entry(trans):                                                          # optional - sage.symbolic
+    sage: def am_entry(trans):
     ....:     return y^add(trans.word_out) / 2
     sage: A = W.adjacency_matrix(entry=am_entry)                                        # optional - sage.symbolic
 
 
 Sage example in fsm-in-sage.tex, line 1097::
 
-    sage: latex.matrix_column_alignment('c')                                            # optional - sage.symbolic
+    sage: latex.matrix_column_alignment('c')
 
 
 Sage example in fsm-in-sage.tex, line 1099::

src/sage/tests/book_schilling_zabrocki_kschur_primer.py

@@ -84,16 +84,17 @@
 
 Sage example in ./kschurnotes/notes-mike-anne.tex, line 406::
 
-    sage: w = W.an_element(); w         # long time
+    sage: # long time
+    sage: w = W.an_element(); w
     [ 2  0  0  1 -2]
     [ 2  0  0  0 -1]
     [ 1  1  0  0 -1]
     [ 1  0  1  0 -1]
     [ 1  0  0  1 -1]
-    sage: w.reduced_word()              # long time
+    sage: w.reduced_word()
     [0, 1, 2, 3, 4]
-    sage: w = W.from_reduced_word([2,1,0]) # long time
-    sage: w.is_affine_grassmannian()       # long time
+    sage: w = W.from_reduced_word([2,1,0])
+    sage: w.is_affine_grassmannian()
     True
 
 Sage example in ./kschurnotes/notes-mike-anne.tex, line 464::