diff --git a/Lib/StringIO.py b/Lib/StringIO.py
index 300dd5a..340fae1 100644
--- a/Lib/StringIO.py
+++ b/Lib/StringIO.py
@@ -128,7 +128,7 @@
         if self.buflist:
             self.buf += ''.join(self.buflist)
             self.buflist = []
-        if n < 0:
+        if n is None or n < 0:
             newpos = self.len
         else:
             newpos = min(self.pos+n, self.len)
diff --git a/Lib/aifc.py b/Lib/aifc.py
index e0b76d6..76bc74c 100644
--- a/Lib/aifc.py
+++ b/Lib/aifc.py
@@ -409,7 +409,7 @@
         data = self._ssnd_chunk.read(nframes * self._framesize)
         if self._convert and data:
             data = self._convert(data)
-        self._soundpos = self._soundpos + len(data) / (self._nchannels * self._sampwidth)
+        self._soundpos = self._soundpos + len(data) // (self._nchannels * self._sampwidth)
         return data
 
     #
@@ -420,7 +420,7 @@
         import cl
         dummy = self._decomp.SetParam(cl.FRAME_BUFFER_SIZE,
                           len(data) * 2)
-        return self._decomp.Decompress(len(data) / self._nchannels,
+        return self._decomp.Decompress(len(data) // self._nchannels,
                            data)
 
     def _ulaw2lin(self, data):
@@ -439,7 +439,7 @@
     def _read_comm_chunk(self, chunk):
         self._nchannels = _read_short(chunk)
         self._nframes = _read_long(chunk)
-        self._sampwidth = (_read_short(chunk) + 7) / 8
+        self._sampwidth = (_read_short(chunk) + 7) // 8
         self._framerate = int(_read_float(chunk))
         self._framesize = self._nchannels * self._sampwidth
         if self._aifc:
@@ -468,7 +468,7 @@
                         pass
                     else:
                         self._convert = self._adpcm2lin
-                        self._framesize = self._framesize / 4
+                        self._framesize = self._framesize // 4
                         return
                 # for ULAW and ALAW try Compression Library
                 try:
@@ -478,17 +478,17 @@
                         try:
                             import audioop
                             self._convert = self._ulaw2lin
-                            self._framesize = self._framesize / 2
+                            self._framesize = self._framesize // 2
                             return
                         except ImportError:
                             pass
                     raise Error, 'cannot read compressed AIFF-C files'
                 if self._comptype == 'ULAW':
                     scheme = cl.G711_ULAW
-                    self._framesize = self._framesize / 2
+                    self._framesize = self._framesize // 2
                 elif self._comptype == 'ALAW':
                     scheme = cl.G711_ALAW
-                    self._framesize = self._framesize / 2
+                    self._framesize = self._framesize // 2
                 else:
                     raise Error, 'unsupported compression type'
                 self._decomp = cl.OpenDecompressor(scheme)
@@ -706,7 +706,7 @@
 
     def writeframesraw(self, data):
         self._ensure_header_written(len(data))
-        nframes = len(data) / (self._sampwidth * self._nchannels)
+        nframes = len(data) // (self._sampwidth * self._nchannels)
         if self._convert:
             data = self._convert(data)
         self._file.write(data)
@@ -820,17 +820,17 @@
             self._init_compression()
         self._file.write('FORM')
         if not self._nframes:
-            self._nframes = initlength / (self._nchannels * self._sampwidth)
+            self._nframes = initlength // (self._nchannels * self._sampwidth)
         self._datalength = self._nframes * self._nchannels * self._sampwidth
         if self._datalength & 1:
             self._datalength = self._datalength + 1
         if self._aifc:
             if self._comptype in ('ULAW', 'ALAW'):
-                self._datalength = self._datalength / 2
+                self._datalength = self._datalength // 2
                 if self._datalength & 1:
                     self._datalength = self._datalength + 1
             elif self._comptype == 'G722':
-                self._datalength = (self._datalength + 3) / 4
+                self._datalength = (self._datalength + 3) // 4
                 if self._datalength & 1:
                     self._datalength = self._datalength + 1
         self._form_length_pos = self._file.tell()
diff --git a/Lib/bsddb/dbobj.py b/Lib/bsddb/dbobj.py
index f6b1d7f..1e42397 100644
--- a/Lib/bsddb/dbobj.py
+++ b/Lib/bsddb/dbobj.py
@@ -42,91 +42,91 @@
 
 class DBEnv:
     def __init__(self, *args, **kwargs):
-        self._cobj = apply(db.DBEnv, args, kwargs)
+        self._cobj = db.DBEnv(*args, **kwargs)
 
     def close(self, *args, **kwargs):
-        return apply(self._cobj.close, args, kwargs)
+        return self._cobj.close(*args, **kwargs)
     def open(self, *args, **kwargs):
-        return apply(self._cobj.open, args, kwargs)
+        return self._cobj.open(*args, **kwargs)
     def remove(self, *args, **kwargs):
-        return apply(self._cobj.remove, args, kwargs)
+        return self._cobj.remove(*args, **kwargs)
     def set_shm_key(self, *args, **kwargs):
-        return apply(self._cobj.set_shm_key, args, kwargs)
+        return self._cobj.set_shm_key(*args, **kwargs)
     def set_cachesize(self, *args, **kwargs):
-        return apply(self._cobj.set_cachesize, args, kwargs)
+        return self._cobj.set_cachesize(*args, **kwargs)
     def set_data_dir(self, *args, **kwargs):
-        return apply(self._cobj.set_data_dir, args, kwargs)
+        return self._cobj.set_data_dir(*args, **kwargs)
     def set_flags(self, *args, **kwargs):
-        return apply(self._cobj.set_flags, args, kwargs)
+        return self._cobj.set_flags(*args, **kwargs)
     def set_lg_bsize(self, *args, **kwargs):
-        return apply(self._cobj.set_lg_bsize, args, kwargs)
+        return self._cobj.set_lg_bsize(*args, **kwargs)
     def set_lg_dir(self, *args, **kwargs):
-        return apply(self._cobj.set_lg_dir, args, kwargs)
+        return self._cobj.set_lg_dir(*args, **kwargs)
     def set_lg_max(self, *args, **kwargs):
-        return apply(self._cobj.set_lg_max, args, kwargs)
+        return self._cobj.set_lg_max(*args, **kwargs)
     def set_lk_detect(self, *args, **kwargs):
-        return apply(self._cobj.set_lk_detect, args, kwargs)
+        return self._cobj.set_lk_detect(*args, **kwargs)
     if db.version() < (4,5):
         def set_lk_max(self, *args, **kwargs):
-            return apply(self._cobj.set_lk_max, args, kwargs)
+            return self._cobj.set_lk_max(*args, **kwargs)
     def set_lk_max_locks(self, *args, **kwargs):
-        return apply(self._cobj.set_lk_max_locks, args, kwargs)
+        return self._cobj.set_lk_max_locks(*args, **kwargs)
     def set_lk_max_lockers(self, *args, **kwargs):
-        return apply(self._cobj.set_lk_max_lockers, args, kwargs)
+        return self._cobj.set_lk_max_lockers(*args, **kwargs)
     def set_lk_max_objects(self, *args, **kwargs):
-        return apply(self._cobj.set_lk_max_objects, args, kwargs)
+        return self._cobj.set_lk_max_objects(*args, **kwargs)
     def set_mp_mmapsize(self, *args, **kwargs):
-        return apply(self._cobj.set_mp_mmapsize, args, kwargs)
+        return self._cobj.set_mp_mmapsize(*args, **kwargs)
     def set_timeout(self, *args, **kwargs):
-        return apply(self._cobj.set_timeout, args, kwargs)
+        return self._cobj.set_timeout(*args, **kwargs)
     def set_tmp_dir(self, *args, **kwargs):
-        return apply(self._cobj.set_tmp_dir, args, kwargs)
+        return self._cobj.set_tmp_dir(*args, **kwargs)
     def txn_begin(self, *args, **kwargs):
-        return apply(self._cobj.txn_begin, args, kwargs)
+        return self._cobj.txn_begin(*args, **kwargs)
     def txn_checkpoint(self, *args, **kwargs):
-        return apply(self._cobj.txn_checkpoint, args, kwargs)
+        return self._cobj.txn_checkpoint(*args, **kwargs)
     def txn_stat(self, *args, **kwargs):
-        return apply(self._cobj.txn_stat, args, kwargs)
+        return self._cobj.txn_stat(*args, **kwargs)
     def set_tx_max(self, *args, **kwargs):
-        return apply(self._cobj.set_tx_max, args, kwargs)
+        return self._cobj.set_tx_max(*args, **kwargs)
     def set_tx_timestamp(self, *args, **kwargs):
-        return apply(self._cobj.set_tx_timestamp, args, kwargs)
+        return self._cobj.set_tx_timestamp(*args, **kwargs)
     def lock_detect(self, *args, **kwargs):
-        return apply(self._cobj.lock_detect, args, kwargs)
+        return self._cobj.lock_detect(*args, **kwargs)
     def lock_get(self, *args, **kwargs):
-        return apply(self._cobj.lock_get, args, kwargs)
+        return self._cobj.lock_get(*args, **kwargs)
     def lock_id(self, *args, **kwargs):
-        return apply(self._cobj.lock_id, args, kwargs)
+        return self._cobj.lock_id(*args, **kwargs)
     def lock_put(self, *args, **kwargs):
-        return apply(self._cobj.lock_put, args, kwargs)
+        return self._cobj.lock_put(*args, **kwargs)
     def lock_stat(self, *args, **kwargs):
-        return apply(self._cobj.lock_stat, args, kwargs)
+        return self._cobj.lock_stat(*args, **kwargs)
     def log_archive(self, *args, **kwargs):
-        return apply(self._cobj.log_archive, args, kwargs)
+        return self._cobj.log_archive(*args, **kwargs)
 
     def set_get_returns_none(self, *args, **kwargs):
-        return apply(self._cobj.set_get_returns_none, args, kwargs)
+        return self._cobj.set_get_returns_none(*args, **kwargs)
 
     def log_stat(self, *args, **kwargs):
-        return apply(self._cobj.log_stat, args, kwargs)
+        return self._cobj.log_stat(*args, **kwargs)
 
     if db.version() >= (4,1):
         def dbremove(self, *args, **kwargs):
-            return apply(self._cobj.dbremove, args, kwargs)
+            return self._cobj.dbremove(*args, **kwargs)
         def dbrename(self, *args, **kwargs):
-            return apply(self._cobj.dbrename, args, kwargs)
+            return self._cobj.dbrename(*args, **kwargs)
         def set_encrypt(self, *args, **kwargs):
-            return apply(self._cobj.set_encrypt, args, kwargs)
+            return self._cobj.set_encrypt(*args, **kwargs)
 
     if db.version() >= (4,4):
         def lsn_reset(self, *args, **kwargs):
-            return apply(self._cobj.lsn_reset, args, kwargs)
+            return self._cobj.lsn_reset(*args, **kwargs)
 
 
 class DB(MutableMapping):
     def __init__(self, dbenv, *args, **kwargs):
         # give it the proper DBEnv C object that its expecting
-        self._cobj = apply(db.DB, (dbenv._cobj,) + args, kwargs)
+        self._cobj = db.DB(*((dbenv._cobj,) + args), **kwargs)
 
     # TODO are there other dict methods that need to be overridden?
     def __len__(self):
@@ -143,126 +143,126 @@
             return self._cobj.__iter__()
 
     def append(self, *args, **kwargs):
-        return apply(self._cobj.append, args, kwargs)
+        return self._cobj.append(*args, **kwargs)
     def associate(self, *args, **kwargs):
-        return apply(self._cobj.associate, args, kwargs)
+        return self._cobj.associate(*args, **kwargs)
     def close(self, *args, **kwargs):
-        return apply(self._cobj.close, args, kwargs)
+        return self._cobj.close(*args, **kwargs)
     def consume(self, *args, **kwargs):
-        return apply(self._cobj.consume, args, kwargs)
+        return self._cobj.consume(*args, **kwargs)
     def consume_wait(self, *args, **kwargs):
-        return apply(self._cobj.consume_wait, args, kwargs)
+        return self._cobj.consume_wait(*args, **kwargs)
     def cursor(self, *args, **kwargs):
-        return apply(self._cobj.cursor, args, kwargs)
+        return self._cobj.cursor(*args, **kwargs)
     def delete(self, *args, **kwargs):
-        return apply(self._cobj.delete, args, kwargs)
+        return self._cobj.delete(*args, **kwargs)
     def fd(self, *args, **kwargs):
-        return apply(self._cobj.fd, args, kwargs)
+        return self._cobj.fd(*args, **kwargs)
     def get(self, *args, **kwargs):
-        return apply(self._cobj.get, args, kwargs)
+        return self._cobj.get(*args, **kwargs)
     def pget(self, *args, **kwargs):
-        return apply(self._cobj.pget, args, kwargs)
+        return self._cobj.pget(*args, **kwargs)
     def get_both(self, *args, **kwargs):
-        return apply(self._cobj.get_both, args, kwargs)
+        return self._cobj.get_both(*args, **kwargs)
     def get_byteswapped(self, *args, **kwargs):
-        return apply(self._cobj.get_byteswapped, args, kwargs)
+        return self._cobj.get_byteswapped(*args, **kwargs)
     def get_size(self, *args, **kwargs):
-        return apply(self._cobj.get_size, args, kwargs)
+        return self._cobj.get_size(*args, **kwargs)
     def get_type(self, *args, **kwargs):
-        return apply(self._cobj.get_type, args, kwargs)
+        return self._cobj.get_type(*args, **kwargs)
     def join(self, *args, **kwargs):
-        return apply(self._cobj.join, args, kwargs)
+        return self._cobj.join(*args, **kwargs)
     def key_range(self, *args, **kwargs):
-        return apply(self._cobj.key_range, args, kwargs)
+        return self._cobj.key_range(*args, **kwargs)
     def has_key(self, *args, **kwargs):
-        return apply(self._cobj.has_key, args, kwargs)
+        return self._cobj.has_key(*args, **kwargs)
     def items(self, *args, **kwargs):
-        return apply(self._cobj.items, args, kwargs)
+        return self._cobj.items(*args, **kwargs)
     def keys(self, *args, **kwargs):
-        return apply(self._cobj.keys, args, kwargs)
+        return self._cobj.keys(*args, **kwargs)
     def open(self, *args, **kwargs):
-        return apply(self._cobj.open, args, kwargs)
+        return self._cobj.open(*args, **kwargs)
     def put(self, *args, **kwargs):
-        return apply(self._cobj.put, args, kwargs)
+        return self._cobj.put(*args, **kwargs)
     def remove(self, *args, **kwargs):
-        return apply(self._cobj.remove, args, kwargs)
+        return self._cobj.remove(*args, **kwargs)
     def rename(self, *args, **kwargs):
-        return apply(self._cobj.rename, args, kwargs)
+        return self._cobj.rename(*args, **kwargs)
     def set_bt_minkey(self, *args, **kwargs):
-        return apply(self._cobj.set_bt_minkey, args, kwargs)
+        return self._cobj.set_bt_minkey(*args, **kwargs)
     def set_bt_compare(self, *args, **kwargs):
-        return apply(self._cobj.set_bt_compare, args, kwargs)
+        return self._cobj.set_bt_compare(*args, **kwargs)
     def set_cachesize(self, *args, **kwargs):
-        return apply(self._cobj.set_cachesize, args, kwargs)
+        return self._cobj.set_cachesize(*args, **kwargs)
     def set_flags(self, *args, **kwargs):
-        return apply(self._cobj.set_flags, args, kwargs)
+        return self._cobj.set_flags(*args, **kwargs)
     def set_h_ffactor(self, *args, **kwargs):
-        return apply(self._cobj.set_h_ffactor, args, kwargs)
+        return self._cobj.set_h_ffactor(*args, **kwargs)
     def set_h_nelem(self, *args, **kwargs):
-        return apply(self._cobj.set_h_nelem, args, kwargs)
+        return self._cobj.set_h_nelem(*args, **kwargs)
     def set_lorder(self, *args, **kwargs):
-        return apply(self._cobj.set_lorder, args, kwargs)
+        return self._cobj.set_lorder(*args, **kwargs)
     def set_pagesize(self, *args, **kwargs):
-        return apply(self._cobj.set_pagesize, args, kwargs)
+        return self._cobj.set_pagesize(*args, **kwargs)
     def set_re_delim(self, *args, **kwargs):
-        return apply(self._cobj.set_re_delim, args, kwargs)
+        return self._cobj.set_re_delim(*args, **kwargs)
     def set_re_len(self, *args, **kwargs):
-        return apply(self._cobj.set_re_len, args, kwargs)
+        return self._cobj.set_re_len(*args, **kwargs)
     def set_re_pad(self, *args, **kwargs):
-        return apply(self._cobj.set_re_pad, args, kwargs)
+        return self._cobj.set_re_pad(*args, **kwargs)
     def set_re_source(self, *args, **kwargs):
-        return apply(self._cobj.set_re_source, args, kwargs)
+        return self._cobj.set_re_source(*args, **kwargs)
     def set_q_extentsize(self, *args, **kwargs):
-        return apply(self._cobj.set_q_extentsize, args, kwargs)
+        return self._cobj.set_q_extentsize(*args, **kwargs)
     def stat(self, *args, **kwargs):
-        return apply(self._cobj.stat, args, kwargs)
+        return self._cobj.stat(*args, **kwargs)
     def sync(self, *args, **kwargs):
-        return apply(self._cobj.sync, args, kwargs)
+        return self._cobj.sync(*args, **kwargs)
     def type(self, *args, **kwargs):
-        return apply(self._cobj.type, args, kwargs)
+        return self._cobj.type(*args, **kwargs)
     def upgrade(self, *args, **kwargs):
-        return apply(self._cobj.upgrade, args, kwargs)
+        return self._cobj.upgrade(*args, **kwargs)
     def values(self, *args, **kwargs):
-        return apply(self._cobj.values, args, kwargs)
+        return self._cobj.values(*args, **kwargs)
     def verify(self, *args, **kwargs):
-        return apply(self._cobj.verify, args, kwargs)
+        return self._cobj.verify(*args, **kwargs)
     def set_get_returns_none(self, *args, **kwargs):
-        return apply(self._cobj.set_get_returns_none, args, kwargs)
+        return self._cobj.set_get_returns_none(*args, **kwargs)
 
     if db.version() >= (4,1):
         def set_encrypt(self, *args, **kwargs):
-            return apply(self._cobj.set_encrypt, args, kwargs)
+            return self._cobj.set_encrypt(*args, **kwargs)
 
 
 class DBSequence:
     def __init__(self, *args, **kwargs):
-        self._cobj = apply(db.DBSequence, args, kwargs)
+        self._cobj = db.DBSequence(*args, **kwargs)
 
     def close(self, *args, **kwargs):
-        return apply(self._cobj.close, args, kwargs)
+        return self._cobj.close(*args, **kwargs)
     def get(self, *args, **kwargs):
-        return apply(self._cobj.get, args, kwargs)
+        return self._cobj.get(*args, **kwargs)
     def get_dbp(self, *args, **kwargs):
-        return apply(self._cobj.get_dbp, args, kwargs)
+        return self._cobj.get_dbp(*args, **kwargs)
     def get_key(self, *args, **kwargs):
-        return apply(self._cobj.get_key, args, kwargs)
+        return self._cobj.get_key(*args, **kwargs)
     def init_value(self, *args, **kwargs):
-        return apply(self._cobj.init_value, args, kwargs)
+        return self._cobj.init_value(*args, **kwargs)
     def open(self, *args, **kwargs):
-        return apply(self._cobj.open, args, kwargs)
+        return self._cobj.open(*args, **kwargs)
     def remove(self, *args, **kwargs):
-        return apply(self._cobj.remove, args, kwargs)
+        return self._cobj.remove(*args, **kwargs)
     def stat(self, *args, **kwargs):
-        return apply(self._cobj.stat, args, kwargs)
+        return self._cobj.stat(*args, **kwargs)
     def set_cachesize(self, *args, **kwargs):
-        return apply(self._cobj.set_cachesize, args, kwargs)
+        return self._cobj.set_cachesize(*args, **kwargs)
     def set_flags(self, *args, **kwargs):
-        return apply(self._cobj.set_flags, args, kwargs)
+        return self._cobj.set_flags(*args, **kwargs)
     def set_range(self, *args, **kwargs):
-        return apply(self._cobj.set_range, args, kwargs)
+        return self._cobj.set_range(*args, **kwargs)
     def get_cachesize(self, *args, **kwargs):
-        return apply(self._cobj.get_cachesize, args, kwargs)
+        return self._cobj.get_cachesize(*args, **kwargs)
     def get_flags(self, *args, **kwargs):
-        return apply(self._cobj.get_flags, args, kwargs)
+        return self._cobj.get_flags(*args, **kwargs)
     def get_range(self, *args, **kwargs):
-        return apply(self._cobj.get_range, args, kwargs)
+        return self._cobj.get_range(*args, **kwargs)
diff --git a/Lib/bsddb/dbshelve.py b/Lib/bsddb/dbshelve.py
index d22db91..7c875b4 100644
--- a/Lib/bsddb/dbshelve.py
+++ b/Lib/bsddb/dbshelve.py
@@ -225,7 +225,7 @@
         # given nothing is passed to the extension module.  That way
         # an exception can be raised if set_get_returns_none is turned
         # off.
-        data = apply(self.db.get, args, kw)
+        data = self.db.get(*args, **kw)
         try:
             return cPickle.loads(data)
         except (EOFError, TypeError, cPickle.UnpicklingError):
@@ -294,7 +294,7 @@
     def get(self, *args):
         count = len(args)  # a method overloading hack
         method = getattr(self, 'get_%d' % count)
-        apply(method, args)
+        method(*args)
 
     def get_1(self, flags):
         rec = self.dbc.get(flags)
diff --git a/Lib/bsddb/dbtables.py b/Lib/bsddb/dbtables.py
index 5fbaaad..1fc3aef 100644
--- a/Lib/bsddb/dbtables.py
+++ b/Lib/bsddb/dbtables.py
@@ -398,7 +398,7 @@
                 # column names
                 newcolumnlist = copy.copy(oldcolumnlist)
                 for c in columns:
-                    if not oldcolumnhash.has_key(c):
+                    if c not in oldcolumnhash:
                         newcolumnlist.append(c)
 
                 # store the table's new extended column list
@@ -472,7 +472,7 @@
                 raise TableDBError, "unknown table"
 
             # check the validity of each column name
-            if not self.__tablecolumns.has_key(table):
+            if not table in self.__tablecolumns:
                 self.__load_column_info(table)
             for column in rowdict.keys() :
                 if not self.__tablecolumns[table].count(column):
@@ -615,7 +615,7 @@
           argument and returning a boolean.
         """
         try:
-            if not self.__tablecolumns.has_key(table):
+            if table not in self.__tablecolumns:
                 self.__load_column_info(table)
             if columns is None:
                 columns = self.__tablecolumns[table]
@@ -639,7 +639,7 @@
         argument and returning a boolean.
         """
         # check the validity of each column name
-        if not self.__tablecolumns.has_key(table):
+        if not table in self.__tablecolumns:
             self.__load_column_info(table)
         if columns is None:
             columns = self.tablecolumns[table]
@@ -709,28 +709,24 @@
                     # extract the rowid from the key
                     rowid = key[-_rowid_str_len:]
 
-                    if not rejected_rowids.has_key(rowid):
+                    if not rowid in rejected_rowids:
                         # if no condition was specified or the condition
                         # succeeds, add row to our match list.
                         if not condition or condition(data):
-                            if not matching_rowids.has_key(rowid):
+                            if not rowid in matching_rowids:
                                 matching_rowids[rowid] = {}
                             if savethiscolumndata:
                                 matching_rowids[rowid][column] = data
                         else:
-                            if matching_rowids.has_key(rowid):
+                            if rowid in matching_rowids:
                                 del matching_rowids[rowid]
                             rejected_rowids[rowid] = rowid
 
                     key, data = cur.next()
 
             except db.DBError, dberror:
-                if sys.version_info[0] < 3 :
-                    if dberror[0] != db.DB_NOTFOUND:
-                        raise
-                else :
-                    if dberror.args[0] != db.DB_NOTFOUND:
-                        raise
+                if dberror.args[0] != db.DB_NOTFOUND:
+                    raise
                 continue
 
         cur.close()
@@ -743,7 +739,7 @@
         if len(columns) > 0:
             for rowid, rowdata in matching_rowids.items():
                 for column in columns:
-                    if rowdata.has_key(column):
+                    if column in rowdata:
                         continue
                     try:
                         rowdata[column] = self.db.get(
@@ -815,13 +811,10 @@
             txn.commit()
             txn = None
 
-            if self.__tablecolumns.has_key(table):
+            if table in self.__tablecolumns:
                 del self.__tablecolumns[table]
 
         except db.DBError, dberror:
             if txn:
                 txn.abort()
-            if sys.version_info[0] < 3 :
-                raise TableDBError, dberror[1]
-            else :
-                raise TableDBError, dberror.args[1]
+            raise TableDBError(dberror.args[1])
diff --git a/Lib/bsddb/dbutils.py b/Lib/bsddb/dbutils.py
index 8d2e7ef..02a686f 100644
--- a/Lib/bsddb/dbutils.py
+++ b/Lib/bsddb/dbutils.py
@@ -61,7 +61,7 @@
     """
     sleeptime = _deadlock_MinSleepTime
     max_retries = _kwargs.get('max_retries', -1)
-    if _kwargs.has_key('max_retries'):
+    if 'max_retries' in _kwargs:
         del _kwargs['max_retries']
     while True:
         try:
diff --git a/Lib/httplib.py b/Lib/httplib.py
index 5b89305..680e875 100644
--- a/Lib/httplib.py
+++ b/Lib/httplib.py
@@ -707,8 +707,8 @@
 
         if code != 200:
             self.close()
-            raise socket.error, "Tunnel connection failed: %d %s" % (code,
-                                                                     message.strip())
+            raise socket.error("Tunnel connection failed: %d %s" % (code,
+                                                                    message.strip()))
         while True:
             line = response.fp.readline()
             if line == '\r\n': break
@@ -758,7 +758,7 @@
             else:
                 self.sock.sendall(str)
         except socket.error, v:
-            if v[0] == 32:      # Broken pipe
+            if v.args[0] == 32:      # Broken pipe
                 self.close()
             raise
 
@@ -914,7 +914,7 @@
             self._send_request(method, url, body, headers)
         except socket.error, v:
             # trap 'Broken pipe' if we're allowed to automatically reconnect
-            if v[0] != 32 or not self.auto_open:
+            if v.args[0] != 32 or not self.auto_open:
                 raise
             # try one more time
             self._send_request(method, url, body, headers)
diff --git a/Lib/sndhdr.py b/Lib/sndhdr.py
index df2ccf1..cc2d6b8 100644
--- a/Lib/sndhdr.py
+++ b/Lib/sndhdr.py
@@ -100,7 +100,7 @@
     else:
         sample_bits = '?'
     frame_size = sample_size * nchannels
-    return type, rate, nchannels, data_size/frame_size, sample_bits
+    return type, rate, nchannels, data_size//frame_size, sample_bits
 
 tests.append(test_au)
 
@@ -109,7 +109,7 @@
     if h[65:69] != 'FSSD' or h[128:132] != 'HCOM':
         return None
     divisor = get_long_be(h[128+16:128+20])
-    return 'hcom', 22050/divisor, 1, -1, 8
+    return 'hcom', 22050//divisor, 1, -1, 8
 
 tests.append(test_hcom)
 
diff --git a/Lib/socket.py b/Lib/socket.py
index 98ab2dc..226eeeb 100644
--- a/Lib/socket.py
+++ b/Lib/socket.py
@@ -290,12 +290,16 @@
             write_offset = 0
             try:
                 while write_offset < data_size:
-                    self._sock.sendall(buffer(data, write_offset, buffer_size))
+                    with warnings.catch_warnings():
+                        if sys.py3kwarning:
+                            warnings.filterwarnings("ignore", ".*buffer",
+                                                    DeprecationWarning)
+                        self._sock.sendall(buffer(data, write_offset, buffer_size))
                     write_offset += buffer_size
             finally:
                 if write_offset < data_size:
                     remainder = data[write_offset:]
-                    del data  # explicit free
+                    del view, data  # explicit free
                     self._wbuf.append(remainder)
                     self._wbuf_len = len(remainder)
 
@@ -343,7 +347,7 @@
                 try:
                     data = self._sock.recv(rbufsize)
                 except error, e:
-                    if e[0] == EINTR:
+                    if e.args[0] == EINTR:
                         continue
                     raise
                 if not data:
@@ -372,7 +376,7 @@
                 try:
                     data = self._sock.recv(left)
                 except error, e:
-                    if e[0] == EINTR:
+                    if e.args[0] == EINTR:
                         continue
                     raise
                 if not data:
@@ -427,7 +431,7 @@
                     except error, e:
                         # The try..except to catch EINTR was moved outside the
                         # recv loop to avoid the per byte overhead.
-                        if e[0] == EINTR:
+                        if e.args[0] == EINTR:
                             continue
                         raise
                     break
@@ -439,7 +443,7 @@
                 try:
                     data = self._sock.recv(self._rbufsize)
                 except error, e:
-                    if e[0] == EINTR:
+                    if e.args[0] == EINTR:
                         continue
                     raise
                 if not data:
@@ -468,7 +472,7 @@
                 try:
                     data = self._sock.recv(self._rbufsize)
                 except error, e:
-                    if e[0] == EINTR:
+                    if e.args[0] == EINTR:
                         continue
                     raise
                 if not data:
diff --git a/Lib/uuid.py b/Lib/uuid.py
index 1270fb5..259f1bb 100644
--- a/Lib/uuid.py
+++ b/Lib/uuid.py
@@ -502,8 +502,8 @@
     nanoseconds = int(time.time() * 1e9)
     # 0x01b21dd213814000 is the number of 100-ns intervals between the
     # UUID epoch 1582-10-15 00:00:00 and the Unix epoch 1970-01-01 00:00:00.
-    timestamp = int(nanoseconds/100) + 0x01b21dd213814000L
-    if timestamp <= _last_timestamp:
+    timestamp = int(nanoseconds//100) + 0x01b21dd213814000L
+    if _last_timestamp is not None and timestamp <= _last_timestamp:
         timestamp = _last_timestamp + 1
     _last_timestamp = timestamp
     if clock_seq is None: