File use-python3.patch of Package sphinxbase

Index: sphinxbase-0.8/python/Makefile.am
===================================================================
--- sphinxbase-0.8.orig/python/Makefile.am
+++ sphinxbase-0.8/python/Makefile.am
@@ -35,5 +35,5 @@ endif
 
 if BUILD_CYTHON
 $(srcdir)/sphinxbase.c: $(srcdir)/sphinxbase.pyx $(srcdir)/sphinxbase.pxd
-	cython -o $@ $<
+	cython -3 -o $@ $<
 endif
Index: sphinxbase-0.8/python/Makefile.in
===================================================================
--- sphinxbase-0.8.orig/python/Makefile.in
+++ sphinxbase-0.8/python/Makefile.in
@@ -503,7 +503,7 @@ uninstall-am: uninstall-local uninstall-
 @BUILD_PYTHON_TRUE@	touch $@
 
 @BUILD_CYTHON_TRUE@$(srcdir)/sphinxbase.c: $(srcdir)/sphinxbase.pyx $(srcdir)/sphinxbase.pxd
-@BUILD_CYTHON_TRUE@	cython -o $@ $<
+@BUILD_CYTHON_TRUE@	cython -3 -o $@ $<
 
 # Tell versions [3.59,3.63) of GNU make to not export all variables.
 # Otherwise a system limit (for SysV at least) may be exceeded.
Index: sphinxbase-0.8/python/sphinxbase.pyx
===================================================================
--- sphinxbase-0.8.orig/python/sphinxbase.pyx
+++ sphinxbase-0.8/python/sphinxbase.pyx
@@ -6,6 +6,8 @@
 # notice is not removed.
 #
 # Author: David Huggins-Daines <dhuggins@cs.cmu.edu>
+import io
+from libc.stdio cimport fdopen
 
 cdef class LogMath:
     """
@@ -534,20 +536,20 @@ cdef class HuffCode:
         ckd_free(symbols)
 
     def read(self, infile):
-        if not isinstance(infile, file):
-            infile = file(infile, "rb")
+        if not isinstance(infile, io.IOBase):
+            infile = open(infile, "rb")
         huff_code_free(self.hc)
-        self.hc = huff_code_read(PyFile_AsFile(infile))
+        self.hc = huff_code_read(fdopen(PyObject_AsFileDescriptor(infile), "rb"))
 
     def write(self, outfile):
-        if not isinstance(outfile, file):
-            outfile = file(outfile, "wb")
-        huff_code_write(self.hc, PyFile_AsFile(outfile))
+        if not isinstance(outfile, io.IOBase):
+            outfile = open(outfile, "wb")
+        huff_code_write(self.hc, fdopen(PyObject_AsFileDescriptor(outfile), "wb"))
 
     def dump(self, outfile):
-        if not isinstance(outfile, file):
-            outfile = file(outfile, "w")
-        huff_code_dump(self.hc, PyFile_AsFile(outfile))
+        if not isinstance(outfile, io.IOBase):
+            outfile = open(outfile, "w")
+        huff_code_dump(self.hc, fdopen(PyObject_AsFileDescriptor(outfile), "w"))
 
     def encode(self, seq):
         """
@@ -619,7 +621,7 @@ cdef class HuffCode:
             nbits += offset
             i += 1
         #print "output:", binstr(output, nbits)
-        outstr = PyString_FromStringAndSize(output, nbytes)
+        outstr = PyBytes_FromStringAndSize(output, nbytes)
         PyMem_Free(output)
         return (outstr, offset)
 
@@ -648,10 +650,10 @@ cdef class HuffCode:
         return (output, offset)
 
     def attach(self, fh, char *mode):
-        if not isinstance(fh, file):
-            fh = file(fh, mode)
+        if not isinstance(fh, io.IOBase):
+            fh = open(fh, mode)
         self.fh = fh
-        huff_code_attach(self.hc, PyFile_AsFile(fh), mode)
+        huff_code_attach(self.hc, fdopen(PyObject_AsFileDescriptor(fh), mode), mode)
 
     def detach(self):
         huff_code_detach(self.hc)
Index: sphinxbase-0.8/python/setup.py.in
===================================================================
--- sphinxbase-0.8.orig/python/setup.py.in
+++ sphinxbase-0.8/python/setup.py.in
@@ -28,7 +28,7 @@ class bogus_uninstall(distutils.command.
             if os.path.isdir(f):
                 dirs[f] = 1
                 continue
-            print "Trying to remove file", f
+            print("Trying to remove file %s" % f)
             try:
                 os.unlink(f)
             except:
@@ -37,11 +37,11 @@ class bogus_uninstall(distutils.command.
         # This is really not guaranteed to work!!!
         for d in dirs:
             while d != self.prefix:
-                print "Trying to remove dir", d
+                print("Trying to remove dir %s" % d)
                 try:
                     if d.endswith(".egg-info"):
                         files=[os.path.join(d,f) for f in os.listdir(d)]
-                        print "Trying to remove:", " ".join(files)
+                        print("Trying to remove: " + " ".join(files))
                         for f in files: os.unlink(f)
                     os.rmdir(d)
                 except:
Index: sphinxbase-0.8/python/sphinxbase.pxd
===================================================================
--- sphinxbase-0.8.orig/python/sphinxbase.pxd
+++ sphinxbase-0.8/python/sphinxbase.pxd
@@ -20,10 +20,10 @@ cdef extern from *:
 # Get Python stuff to access stdio
 cdef extern from "Python.h":
     ctypedef struct FILE
-    FILE *PyFile_AsFile(object)
+    int PyObject_AsFileDescriptor(object)
     void *PyMem_Malloc(size_t n)
     void PyMem_Free(void *p)
-    object PyString_FromStringAndSize(char *v, Py_ssize_t len)
+    object PyBytes_FromStringAndSize(char *v, Py_ssize_t len)
 
 cdef extern from "sphinxbase/logmath.h":
     ctypedef struct logmath_t