Optimisation + bugfix

gte/rpnlib.py

@@ -32,8 +32,8 @@ def RpnOp(method):
 
         @warning if result is None nothing is push
     '''
+    narg = len(inspect.signature(method).parameters)-1
     def wrapped(self):
-        narg = len(inspect.signature(method).parameters)-1
         args = [ self._pop() for _ in range(narg) ]
         args.reverse()
         try:

gte/turmit.py

@@ -115,7 +115,7 @@ class Turmit(object):
             @param val int : value to push
         '''
         self._cur += 1
-        if self._cur >= len(self._stack) or abs(self._cur) > len(self._stack):
+        if self._cur >= len(self._stack) or abs(self._cur) >= len(self._stack):
             self._cur = 0
         self._stack[self._cur] = self._cast_int(val)