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pylint: transport/pcsc.py

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pySim/transport/pcsc.py:26:0: W0404: Reimport 'CardConnectionException' (imported line 26) (reimported)
pySim/transport/pcsc.py:60:4: R1711: Useless return at end of function or method (useless-return)
pySim/transport/pcsc.py:74:12: W0707: Consider explicitly re-raising using 'except CardRequestTimeoutException as exc' and 'raise NoCardError() from exc' (raise-missing-from)
pySim/transport/pcsc.py:86:12: W0707: Consider explicitly re-raising using 'except CardConnectionException as exc' and 'raise ProtocolError() from exc' (raise-missing-from)
pySim/transport/pcsc.py:88:12: W0707: Consider explicitly re-raising using 'except NoCardException as exc' and 'raise NoCardError() from exc' (raise-missing-from)
pySim/transport/pcsc.py:22:0: W0611: Unused Union imported from typing (unused-import)

Change-Id: I0ef440d8825300d6efb8959a67da095ab5623f9c
This commit is contained in:
Harald Welte
2024-02-04 22:39:01 +01:00
parent 181becb676
commit 7781c70c09
1 changed files with 8 additions and 9 deletions
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17
pySim/transport/pcsc.py
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@@ -19,11 +19,11 @@
import argparse
import re
from typing import Optional, Union
from typing import Optional
from smartcard.CardConnection import CardConnection
from smartcard.CardRequest import CardRequest
from smartcard.Exceptions import NoCardException, CardRequestTimeoutException, CardConnectionException, CardConnectionException
from smartcard.Exceptions import NoCardException, CardRequestTimeoutException, CardConnectionException
from smartcard.System import readers
from pySim.exceptions import NoCardError, ProtocolError, ReaderError
@@ -63,15 +63,14 @@ class PcscSimLink(LinkBase):
self._con.disconnect()
except:
pass
return
def wait_for_card(self, timeout: Optional[int] = None, newcardonly: bool = False):
cr = CardRequest(readers=[self._reader],
timeout=timeout, newcardonly=newcardonly)
try:
cr.waitforcard()
except CardRequestTimeoutException:
raise NoCardError()
except CardRequestTimeoutException as exc:
raise NoCardError() from exc
self.connect()
def connect(self):
@@ -82,10 +81,10 @@ class PcscSimLink(LinkBase):
# Explicitly select T=0 communication protocol
self._con.connect(CardConnection.T0_protocol)
except CardConnectionException:
raise ProtocolError()
except NoCardException:
raise NoCardError()
except CardConnectionException as exc:
raise ProtocolError() from exc
except NoCardException as exc:
raise NoCardError() from exc
def get_atr(self) -> Hexstr:
return self._con.getATR()