[svn r2800] switch to Cython completely, currently requires fake Pyre…

…x to satisfy setuptools

--HG--
branch : trunk

MANIFEST.in

@@ -9,5 +9,6 @@ recursive-include src/lxml etree.c objectify.c pyclasslookup.c etree.h etree_def
 recursive-include src/lxml/tests *.rng *.xslt *.xml *.dtd
 recursive-include benchmark *.py
 recursive-include doc *.txt *.html *.css *.xml *.mgp pubkey.asc tagpython.png
+recursive-include fake_pyrex *.py
 include doc/mkhtml.py doc/rest2html.py
 exclude doc/pyrex.txt src/lxml/etree.pxi

fake_pyrex/Pyrex/Distutils/__init__.py

@@ -0,0 +1 @@
+# work around broken setuptools monkey patching

fake_pyrex/Pyrex/Distutils/build_ext.py

@@ -0,0 +1 @@
+build_ext = "yes, it's there!"

fake_pyrex/Pyrex/__init__.py

@@ -0,0 +1 @@
+# work around broken setuptools monkey patching

setup.py

@@ -1,25 +1,28 @@
 import sys, os
 
+extra_options = {}
+
+try:
+    import Cython
+    # may need to work around setuptools bug by providing a fake Pyrex
+    sys.path.insert(0, os.path.join(os.path.dirname(__file__), "fake_pyrex"))
+except ImportError:
+    pass
+
 try:
     import pkg_resources
     try:
         pkg_resources.require("setuptools>=0.6c5")
-    except pkg_resources.VersionConflict, e:
+    except pkg_resources.VersionConflict:
         from ez_setup import use_setuptools
         use_setuptools(version="0.6c5")
     #pkg_resources.require("Cython==0.9.6.5")
     from setuptools import setup
+    extra_options["zip_safe"] = False
 except ImportError:
     # no setuptools installed
     from distutils.core import setup
 
-try:
-    import Cython
-except ImportError:
-    # need to insert this to python path so we're sure we can import versioninfo,
-    # setupinfo and Cython/Pyrex (!) even if we start setup.py from another location
-    # (such as a buildout)
-    sys.path.insert(0, os.path.dirname(__file__))
 
 import versioninfo
 import setupinfo
@@ -31,11 +34,15 @@
 STATIC_LIBRARY_DIRS = []
 STATIC_CFLAGS = []
 
+
 # create lxml-version.h file
 svn_version = versioninfo.svn_version()
 versioninfo.create_version_h(svn_version)
 print "Building lxml version", svn_version
 
+
+extra_options.update(setupinfo.extra_setup_args())
+
 setup(
     name = "lxml",
     version = versioninfo.version(),
@@ -86,8 +93,7 @@
 
     package_dir = {'': 'src'},
     packages = ['lxml', 'lxml.html'],
-    zip_safe = False,
     ext_modules = setupinfo.ext_modules(
     STATIC_INCLUDE_DIRS, STATIC_LIBRARY_DIRS, STATIC_CFLAGS),
-    **setupinfo.extra_setup_args()
+    **extra_options
 )

setupinfo.py

@@ -1,20 +1,12 @@
 import sys, os
-try:
-    from setuptools.extension import Extension
-except ImportError:
-    from distutils.extension import Extension
+from distutils.core import Extension
 
 try:
     from Cython.Distutils import build_ext as build_pyx
     print "Building with Cython."
-    PYREX_INSTALLED = True
+    CYTHON_INSTALLED = True
 except ImportError:
-    try:
-        from Pyrex.Distutils import build_ext as build_pyx
-        print "Trying to build with Pyrex."
-        PYREX_INSTALLED = True
-    except ImportError:
-        PYREX_INSTALLED = False
+    CYTHON_INSTALLED = False
 
 EXT_MODULES = [
     ("etree",         "lxml.etree"),
@@ -27,10 +19,10 @@ def env_var(name):
     return value.split(os.pathsep)
 
 def ext_modules(static_include_dirs, static_library_dirs, static_cflags): 
-    if PYREX_INSTALLED:
+    if CYTHON_INSTALLED:
         source_extension = ".pyx"
     else:
-        print ("NOTE: Trying to build without Pyrex, pre-generated "
+        print ("NOTE: Trying to build without Cython, pre-generated "
                "'src/lxml/etree.c' needs to be available.")
         source_extension = ".c"
 
@@ -67,7 +59,7 @@ def ext_modules(static_include_dirs, static_library_dirs, static_cflags):
 
 def extra_setup_args():
     result = {}
-    if PYREX_INSTALLED:
+    if CYTHON_INSTALLED:
         result['cmdclass'] = {'build_ext': build_pyx}
     return result