pylint: gsmtap.py

pySim/gsmtap.py:28:0: W0401: Wildcard import construct (wildcard-import)
pySim/gsmtap.py:26:0: W0611: Unused List imported from typing (unused-import)
pySim/gsmtap.py:26:0: W0611: Unused Dict imported from typing (unused-import)
pySim/gsmtap.py:26:0: W0611: Unused Optional imported from typing (unused-import)

Change-Id: I53739874edef0a9ae25a8599e7cc7eee9dedb703
diff --git a/pySim/gsmtap.py b/pySim/gsmtap.py
index 48a7af7..f113aeb 100644
--- a/pySim/gsmtap.py
+++ b/pySim/gsmtap.py
@@ -23,9 +23,9 @@
 #
 
 import socket
-from typing import List, Dict, Optional
 from construct import Optional as COptional
-from construct import *
+from construct import Int8ub, Int8sb, Int32ub, BitStruct, Enum, GreedyBytes, Struct, Switch
+from construct import this, PaddedString
 from pySim.construct import *
 
 # The root definition of GSMTAP can be found at