diff --git a/uwsgi.c b/uwsgi.c
index df175124..3597b8db 100644
--- a/uwsgi.c
+++ b/uwsgi.c
@@ -499,6 +499,7 @@ int main (int argc, char *argv[], char *envp[]) {
 	int c_len = sizeof (struct sockaddr_un);
 	int i;
 	int ret;
+
 #ifndef ROCK_SOLID
 	int rlen;
 #ifdef SCTP
@@ -711,6 +712,9 @@ int main (int argc, char *argv[], char *envp[]) {
 				uwsgi.python_path[uwsgi.python_path_cnt] = optarg;
 				uwsgi.python_path_cnt++;
 			}
+			else {
+				fprintf(stderr,"you can specify at most 64 --pythonpath options\n");
+			}
 			break;
 		case LONG_ARGS_LIMIT_AS:
 			rl.rlim_cur = (atoi (optarg)) * 1024 * 1024;
diff --git a/uwsgi_pymodule.c b/uwsgi_pymodule.c
index 27528099..0ca5b9e5 100644
--- a/uwsgi_pymodule.c
+++ b/uwsgi_pymodule.c
@@ -76,7 +76,6 @@ PyObject *py_uwsgi_sharedarea_inclong(PyObject *self, PyObject *args) {
                 return Py_None;
         }
 
-// TODO big endian
 	memcpy(&value, uwsgi.sharedarea+pos, 4);
 	value++;
 	memcpy(uwsgi.sharedarea+pos, &value,4);
@@ -86,7 +85,6 @@ PyObject *py_uwsgi_sharedarea_inclong(PyObject *self, PyObject *args) {
 }
 
 PyObject *py_uwsgi_sharedarea_writelong(PyObject *self, PyObject *args) {
-	PyObject *arg0,*arg1 ;
 	int pos = 0 ;
 	long value ;
 
@@ -95,26 +93,15 @@ PyObject *py_uwsgi_sharedarea_writelong(PyObject *self, PyObject *args) {
                 return Py_None;
         }
 
-        arg0 = PyTuple_GetItem(args, 0);
-        if (!PyInt_Check(arg0)) {
-                Py_INCREF(Py_None);
-                return Py_None;
+	if (!PyArg_ParseTuple(args, "ii:sharedarea_writelong", &pos, &value)) {
+                return NULL ;
         }
 
-	pos = PyInt_AsLong(arg0);
-
 	if (pos+4 >= uwsgi.page_size*uwsgi.sharedareasize) {
                 Py_INCREF(Py_None);
                 return Py_None;
         }
 
-	arg1 = PyTuple_GetItem(args, 1);
-        if (!PyInt_Check(arg1)) {
-                Py_INCREF(Py_None);
-                return Py_None;
-        }
-
-        value = (long) PyInt_AsLong(arg1);
 	memcpy(uwsgi.sharedarea+pos, &value,4);
 
         return PyInt_FromLong(value);
@@ -122,7 +109,6 @@ PyObject *py_uwsgi_sharedarea_writelong(PyObject *self, PyObject *args) {
 }
 
 PyObject *py_uwsgi_sharedarea_write(PyObject *self, PyObject *args) {
-	PyObject *arg0,*arg1 ;
 	int pos = 0 ;
 	char *value ;
 
@@ -131,23 +117,10 @@ PyObject *py_uwsgi_sharedarea_write(PyObject *self, PyObject *args) {
                 return Py_None;
         }
 
-        arg0 = PyTuple_GetItem(args, 0);
-        if (!PyInt_Check(arg0)) {
-                Py_INCREF(Py_None);
-                return Py_None;
+	if (!PyArg_ParseTuple(args, "is:sharedarea_write", &pos, &value)) {
+                return NULL ;
         }
 
-	pos = PyInt_AsLong(arg0);
-
-	arg1 = PyTuple_GetItem(args, 1);
-        if (!PyString_Check(arg1)) {
-		/* PyErr_SetString(PyExc_TypeError,"the second argument of sharedarea_write must be a string"); */
-                Py_INCREF(Py_None);
-                return Py_None;
-        }
-
-	value = PyString_AsString(arg1);
-
 	if (pos+strlen(value) >= uwsgi.page_size*uwsgi.sharedareasize) {
                 Py_INCREF(Py_None);
                 return Py_None;
@@ -160,7 +133,6 @@ PyObject *py_uwsgi_sharedarea_write(PyObject *self, PyObject *args) {
 }
 
 PyObject *py_uwsgi_sharedarea_writebyte(PyObject *self, PyObject *args) {
-	PyObject *arg0,*arg1 ;
 	int pos = 0 ;
 	char value ;
 
@@ -169,26 +141,16 @@ PyObject *py_uwsgi_sharedarea_writebyte(PyObject *self, PyObject *args) {
                 return Py_None;
         }
 
-        arg0 = PyTuple_GetItem(args, 0);
-        if (!PyInt_Check(arg0)) {
-                Py_INCREF(Py_None);
-                return Py_None;
+	
+	if (!PyArg_ParseTuple(args, "ib:sharedarea_writebyte", &pos, &value)) {
+                return NULL ;
         }
 
-	pos = PyInt_AsLong(arg0);
-
 	if (pos >= uwsgi.page_size*uwsgi.sharedareasize) {
                 Py_INCREF(Py_None);
                 return Py_None;
         }
 
-	arg1 = PyTuple_GetItem(args, 1);
-        if (!PyInt_Check(arg1)) {
-                Py_INCREF(Py_None);
-                return Py_None;
-        }
-
-        value = (char) PyInt_AsLong(arg1);
 	uwsgi.sharedarea[pos] = value;
 
         return PyInt_FromLong(uwsgi.sharedarea[pos]);
@@ -196,7 +158,6 @@ PyObject *py_uwsgi_sharedarea_writebyte(PyObject *self, PyObject *args) {
 }
 
 PyObject *py_uwsgi_sharedarea_readlong(PyObject *self, PyObject *args) {
-	PyObject *arg0 ;
 	int pos = 0 ;
 	long value ;
 
@@ -205,14 +166,10 @@ PyObject *py_uwsgi_sharedarea_readlong(PyObject *self, PyObject *args) {
                 return Py_None;
         }
 
-        arg0 = PyTuple_GetItem(args, 0);
-        if (!PyInt_Check(arg0)) {
-                Py_INCREF(Py_None);
-                return Py_None;
+	if (!PyArg_ParseTuple(args, "i:sharedarea_readlong", &pos)) {
+                return NULL ;
         }
 
-	pos = PyInt_AsLong(arg0);
-
 	if (pos+4 >= uwsgi.page_size*uwsgi.sharedareasize) {
                 Py_INCREF(Py_None);
                 return Py_None;
@@ -226,7 +183,6 @@ PyObject *py_uwsgi_sharedarea_readlong(PyObject *self, PyObject *args) {
 
 
 PyObject *py_uwsgi_sharedarea_readbyte(PyObject *self, PyObject *args) {
-	PyObject *arg0 ;
 	int pos = 0 ;
 
         if (uwsgi.sharedareasize <= 0) {
@@ -234,14 +190,10 @@ PyObject *py_uwsgi_sharedarea_readbyte(PyObject *self, PyObject *args) {
                 return Py_None;
         }
 
-        arg0 = PyTuple_GetItem(args, 0);
-        if (!PyInt_Check(arg0)) {
-                Py_INCREF(Py_None);
-                return Py_None;
+	if (!PyArg_ParseTuple(args, "i:sharedarea_readbyte", &pos)) {
+                return NULL ;
         }
 
-	pos = PyInt_AsLong(arg0);
-
 	if (pos >= uwsgi.page_size*uwsgi.sharedareasize) {
                 Py_INCREF(Py_None);
                 return Py_None;
@@ -252,27 +204,17 @@ PyObject *py_uwsgi_sharedarea_readbyte(PyObject *self, PyObject *args) {
 }
 
 PyObject *py_uwsgi_sharedarea_read(PyObject *self, PyObject *args) {
-        PyObject *arg0, *arg1;
-
-        int len = 1 ;
         int pos = 0 ;
+        int len = 1 ;
 
         if (uwsgi.sharedareasize <= 0) {
                 Py_INCREF(Py_None);
                 return Py_None;
         }
 
-        arg0 = PyTuple_GetItem(args, 0);
-        if (!PyInt_Check(arg0)) {
-                Py_INCREF(Py_None);
-                return Py_None;
+	if (!PyArg_ParseTuple(args, "i|i:sharedarea_read", &pos, &len)) {
+                return NULL ;
         }
-        arg1 = PyTuple_GetItem(args, 1);
-        if (PyInt_Check(arg1)) {
-                len = PyInt_AsLong(arg1);
-        }
-
-        pos = PyInt_AsLong(arg0);
 
         if (pos+len >= uwsgi.page_size*uwsgi.sharedareasize) {
                 Py_INCREF(Py_None);