fix multi-threaded cythonize

Cython/Build/Dependencies.py

@@ -523,7 +523,7 @@ def cythonize(module_list, exclude=[], nthreads=0, aliases=None, quiet=False, fo
                             print("Compiling %s because it changed." % source)
                         else:
                             print("Compiling %s because it depends on %s." % (source, dep))
-                    to_compile.append((priority, source, c_file, options))
+                    to_compile.append((priority, source, c_file, quiet, options))
                 new_sources.append(c_file)
             else:
                 new_sources.append(source)
@@ -539,7 +539,7 @@ def cythonize(module_list, exclude=[], nthreads=0, aliases=None, quiet=False, fo
             print("multiprocessing required for parallel cythonization")
             nthreads = 0
     if not nthreads:
-        for priority, pyx_file, c_file, options in to_compile:
+        for priority, pyx_file, c_file, quiet, options in to_compile:
             cythonize_one(pyx_file, c_file, quiet, options)
     return module_list
 
@@ -549,7 +549,7 @@ def cythonize_one(pyx_file, c_file, quiet, options=None):
     from Cython.Compiler.Errors import CompileError, PyrexError
 
     if not quiet:
-        print "Cythonizing %s" % pyx_file
+        print("Cythonizing", pyx_file)
     if options is None:
         options = CompilationOptions(default_options)
     options.output_file = c_file

Cython/Compiler/Errors.py

@@ -52,6 +52,9 @@ class CompileError(PyrexError):
     # Deprecated and withdrawn in 2.6:
     #   self.message = message
         Exception.__init__(self, format_error(message, position))
+        # Python Exception subclass pickling is broken,
+        # see http://bugs.python.org/issue1692335
+        self.args = (position, message)
 
 class CompileWarning(PyrexWarning):
 
@@ -96,6 +99,9 @@ class CompilerCrash(CompileError):
                 message += u'\n'
             message += u'%s: %s' % (cause.__class__.__name__, cause)
         CompileError.__init__(self, pos, message)
+        # Python Exception subclass pickling is broken,
+        # see http://bugs.python.org/issue1692335
+        self.args = (pos, context, message, cause, stacktrace)
 
 class NoElementTreeInstalledException(PyrexError):
     """raised when the user enabled options.gdb_debug but no ElementTree