py3k: Rename .next() to __next__(), add python2.x compatibility alias

[obsolete/notmuch-old] / bindings / python / notmuch / database.py

diff --git a/bindings/python/notmuch/database.py b/bindings/python/notmuch/database.py
index 5b1b00bd6f2df42124253ccd688f14340318375e..3f6e04d6f4d0e8e25dc5e1427a580712649a73e1 100644 (file)
--- a/bindings/python/notmuch/database.py
+++ b/bindings/python/notmuch/database.py
@@ -79,7 +79,6 @@ class Database(object):
     _open = nmlib.notmuch_database_open
     _open.argtypes = [c_char_p, c_uint]
     _open.restype = NotmuchDatabaseP
-    #_open.restype = c_void_p
 
     """notmuch_database_upgrade"""
     _upgrade = nmlib.notmuch_database_upgrade
@@ -544,7 +543,13 @@ class Database(object):
         """ Reads a user's notmuch config and returns his db location
 
         Throws a NotmuchError if it cannot find it"""
-        from ConfigParser import SafeConfigParser
+        try:
+            # python3.x
+            from configparser import SafeConfigParser
+        except ImportError:
+            # python2.x
+            from ConfigParser import SafeConfigParser
+
         config = SafeConfigParser()
         conf_f = os.getenv('NOTMUCH_CONFIG',
                            os.path.expanduser('~/.notmuch-config'))
@@ -920,7 +925,7 @@ class Filenames(object):
     _move_to_next.argtypes = [NotmuchFilenamesP]
     _move_to_next.restype = None
 
-    def next(self):
+    def __next__(self):
         if self._files_p is None:
             raise NotmuchError(STATUS.NOT_INITIALIZED)
 
@@ -931,6 +936,7 @@ class Filenames(object):
         file = Filenames._get(self._files_p)
         self._move_to_next(self._files_p)
         return file
+    next = __next__ # python2.x iterator protocol compatibility
 
     def __len__(self):
         """len(:class:`Filenames`) returns the number of contained files