Lint fixes: false -> False, missing imports, Index list, not map iter

Change-Id: Iff4123a49c8dbcfc405612c0663d5c7d0f549748
diff --git a/pySim/transport/pcsc.py b/pySim/transport/pcsc.py
index 4775a1b..7b50869 100644
--- a/pySim/transport/pcsc.py
+++ b/pySim/transport/pcsc.py
@@ -24,10 +24,10 @@
 
 from smartcard.CardConnection import CardConnection
 from smartcard.CardRequest import CardRequest
-from smartcard.Exceptions import NoCardException, CardRequestTimeoutException
+from smartcard.Exceptions import NoCardException, CardRequestTimeoutException, CardConnectionException
 from smartcard.System import readers
 
-from pySim.exceptions import NoCardError
+from pySim.exceptions import NoCardError, ProtocolError
 from pySim.transport import LinkBase
 from pySim.utils import h2i, i2h