init.loadTemplateInfo: replace rfc822 with email.parser (Python 3 compatible)

Author: techtonik

roundup/init.py

@@ -19,7 +19,8 @@
 """
 __docformat__ = 'restructuredtext'
 
-import os, errno, rfc822
+import os, errno, email.parser
+
 
 from roundup import install_util, password
 from roundup.configuration import CoreConfig
@@ -138,7 +139,7 @@ def loadTemplateInfo(path):
 
     # load up the template's information
     with open(tif) as f:
-        m = rfc822.Message(f)
+        m = email.parser.Parser().parse(f, True)
         ti = {}
         ti['name'] = m['name']
         ti['description'] = m['description']

test/test_init.py

@@ -15,9 +15,9 @@ def testLoadTemplateInfo(self):
             {
               'description': textwrap.dedent('''\
                    This is a generic issue tracker that may be used to track bugs,
-                    feature requests, project issues or any number of other types
-                    of issues. Most users of Roundup will find that this template
-                    suits them, with perhaps a few customisations.'''),
+                                feature requests, project issues or any number of other types
+                                of issues. Most users of Roundup will find that this template
+                                suits them, with perhaps a few customisations.'''),
               'intended-for': 'All first-time Roundup users',
               'name': 'classic',
               'path': path