python/Makefile.am: nest python docs in $(docdir)

python/tests/Makefile.am

-EXAMPLE_DIR = $(datadir)/doc/libxslt-python-$(LIBXSLT_VERSION)/examples
-
+if WITH_PYTHON
 TESTSPY =	\
     basic.py	\
     exslt.py	\
     extelem.py	\
     extfunc.py
 
@@ -3,10 +2,9 @@
 TESTSPY =	\
     basic.py	\
     exslt.py	\
     extelem.py	\
     extfunc.py
 
-XMLS=		\
-    test.xml	\
-    test.xsl
+exampledir = $(docdir)/python/examples
+dist_example_DATA = test.xml test.xsl pyxsltproc.py $(TESTSPY)
 
@@ -12,12 +10,4 @@
 
-EXTRAS=		\
-    pyxsltproc.py
-
-EXTRA_DIST = $(TESTSPY) $(XMLS) $(EXTRAS)
-
-CLEANFILES = *.pyc core
-
-if WITH_PYTHON
 tests: $(TESTSPY)
 	@(PYTHONPATH="`pwd`/..:`pwd`/../.libs:$(srcdir)/.."; \
 	  if test "x$(LIBXML_SRC)" != "x" ; then \
@@ -32,8 +22,4 @@
 tests:
 endif
 
-install-data-local:
-	$(MKDIR_P) $(DESTDIR)$(EXAMPLE_DIR)
-	-(for test in $(TESTSPY) $(XMLS) $(EXTRAS); \
-	  do $(INSTALL) -m 0644 $(srcdir)/$$test $(DESTDIR)$(EXAMPLE_DIR) ; done)
-
+CLEANFILES = *.pyc core