Adding new version of chardet

thirdparty/chardet/codingstatemachine.py

@@ -13,19 +13,21 @@
 # modify it under the terms of the GNU Lesser General Public
 # License as published by the Free Software Foundation; either
 # version 2.1 of the License, or (at your option) any later version.
-# 
+#
 # This library is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 # Lesser General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU Lesser General Public
 # License along with this library; if not, write to the Free Software
 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 # 02110-1301  USA
 ######################### END LICENSE BLOCK #########################
 
-from constants import eStart, eError, eItsMe
+from .constants import eStart
+from .compat import wrap_ord
+
 
 class CodingStateMachine:
     def __init__(self, sm):
@@ -40,12 +42,15 @@ class CodingStateMachine:
     def next_state(self, c):
         # for each byte we get its class
         # if it is first byte, we also get byte length
-        byteCls = self._mModel['classTable'][ord(c)]
+        # PY3K: aBuf is a byte stream, so c is an int, not a byte
+        byteCls = self._mModel['classTable'][wrap_ord(c)]
         if self._mCurrentState == eStart:
             self._mCurrentBytePos = 0
             self._mCurrentCharLen = self._mModel['charLenTable'][byteCls]
         # from byte's class and stateTable, we get its next state
-        self._mCurrentState = self._mModel['stateTable'][self._mCurrentState * self._mModel['classFactor'] + byteCls]
+        curr_state = (self._mCurrentState * self._mModel['classFactor']
+                      + byteCls)
+        self._mCurrentState = self._mModel['stateTable'][curr_state]
         self._mCurrentBytePos += 1
         return self._mCurrentState