--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/qmsk/net/py.pyx	Sun Aug 16 19:01:21 2009 +0300
@@ -0,0 +1,7 @@
+from py cimport *
+
+cdef int raise_errno (char *func) except -1 :
+    PyErr_SetFromErrno(PyExc_OSError)
+
+    return -1
+