Elm: Fix module init from embedded interpreter

sys.argv doesn't exist there

efl/elementary/general.pyx

@@ -366,11 +366,11 @@ def init():
     # FIXME: Why are we passing the cl args to elm_init here?
 
     cdef:
-        int argc, i, arg_len
-        char **argv
+        int argc = 0, i, arg_len
+        char **argv = NULL
         char *arg
-        int ret
 
+    if hasattr(sys, "argv"):
         argc = len(sys.argv)
         argv = <char **>PyMem_Malloc(argc * sizeof(char *))
         for i in range(argc):