Changed SystemExit exception to RuntimeError

bindings/__init__.py

@@ -12,7 +12,7 @@ def loadlibc():
         libc      = ctypes.cdll.LoadLibrary(sharedlib)
     except OSError as e:
         print("Error loading dynamically linked library.\nOSError: " + str(e))
-        raise SystemExit("Couldn't load %s" % sharedlib)
+        raise RuntimeError("Couldn't load %s" % sharedlib)
     return libc
 
 libc = loadlibc()