[pylint] Declare abstract LinkBase._send_apdu_raw() method as such
pySim/transport/__init__.py:86:15: E1101:
Instance of 'LinkBase' has no '_send_apdu_raw' member;
maybe 'send_apdu_raw'? (no-member)
Change-Id: I14fcdceca5d1e35491b6ad98f96b4276b69b2fc1
diff --git a/pySim/transport/__init__.py b/pySim/transport/__init__.py
index d4f7f3a..05edc98 100644
--- a/pySim/transport/__init__.py
+++ b/pySim/transport/__init__.py
@@ -3,8 +3,9 @@
""" pySim: PCSC reader transport link base
"""
+import abc
import argparse
-from typing import Optional
+from typing import Optional, Tuple
from pySim.exceptions import *
from pySim.construct import filter_dict
@@ -36,13 +37,17 @@
pass
-class LinkBase(object):
+class LinkBase(abc.ABC):
"""Base class for link/transport to card."""
def __init__(self, sw_interpreter=None, apdu_tracer=None):
self.sw_interpreter = sw_interpreter
self.apdu_tracer = apdu_tracer
+ @abc.abstractmethod
+ def _send_apdu_raw(self, pdu:str) -> Tuple[str, str]:
+ """Implementation specific method for sending the PDU."""
+
def set_sw_interpreter(self, interp):
"""Set an (optional) status word interpreter."""
self.sw_interpreter = interp