unbreak the A4 pdf a bit

Author: dham

doc/source/8_debugging.rst

@@ -551,6 +551,12 @@ correctly. The process of creating the tests is also a very good way of
 establishing whether you understand the problem, and that specification is
 well-posed.
 
+.. only:: book
+
+    .. raw:: latex
+
+        \clearpage
+
 Debugging tactics
 -----------------
 

doc/source/9_trees_and_directed_acyclic_graphs.rst

@@ -170,9 +170,11 @@ huge range of interconnected networks. :numref:`graph` illustrates a simple exam
         e -- d    
     }
 
-.. raw:: latex
+.. only:: book
 
-    \clearpage
+    .. raw:: latex
+
+        \clearpage
 
 .. _digraph:
 
@@ -207,9 +209,11 @@ huge range of interconnected networks. :numref:`graph` illustrates a simple exam
     edge is the source of the next, and the target of the last edge is the
     source of the first.
 
-.. raw:: latex
+.. only:: book
 
-    \clearpage
+    .. raw:: latex
+
+        \clearpage
 
 .. proof:definition:: Directed acyclic graph.
 
@@ -241,9 +245,11 @@ and the target nodes of the edges emerging from a node are referred to as its
         e -> d    
     }
 
-.. raw:: latex
+.. only:: book
 
-    \clearpage
+    .. raw:: latex
+
+        \clearpage
 
 .. _tree_image:
 
@@ -402,9 +408,11 @@ node, *before* calling :func:`fn` on the current node. As a trivial example,
 :numref:`linenos_postorder` prints out the nodes of the graph in
 :numref:`tree_image` in postorder.
 
-.. raw:: latex
+.. only:: book
 
-    \clearpage
+    .. raw:: latex
+
+        \clearpage
 
 .. _linenos_postorder:
 
@@ -451,9 +459,11 @@ as :numref:`preorder_recursive` shows. This time, we call :func:`fn` on the
 current tree node first, and then pass this result through as we recursively
 call :func:`previsitor` on the child nodes.
 
-.. raw:: latex
+.. only:: book
 
-    \clearpage
+    .. raw:: latex
+
+        \clearpage
 
 .. _preorder_recursive:
 

doc/source/conf.py

@@ -353,11 +353,12 @@
 #   u'M345A47 Finite Elements: Analysis and Implementation',
 #   u'David A. Ham and Colin J. Cotter', 'manual'),
 # ]
-latex_documents = [
-    ('index', 'objectorientedprogramming.tex',
-     'Object oriented programming\\\\\\LARGE in Python for mathematicians',
-     'David A. Ham', 'book'),
-]
+if tags.has("book"):
+    latex_documents = [
+        ('index', 'objectorientedprogramming.tex',
+         'Object oriented programming\\\\\\LARGE in Python for mathematicians',
+         'David A. Ham', 'book'),
+    ]
 
 # The name of an image file (relative to this directory) to place at the top of
 # the title page.