fixes gh-3635: avoid sporadic error in pyinotify backend if pending file deleted in other thread; restore correct logging in tests

fail2ban/server/filterpyinotify.py

@@ -173,7 +173,9 @@ class FilterPyinotify(FileFilter):
 			if not chkpath(path): # not found - prolong for next time
 				if retardTM < 60: retardTM *= 2
 				if minTime > retardTM: minTime = retardTM
-				self.__pending[path][0] = retardTM
+				try:
+					self.__pending[path][0] = retardTM
+				except KeyError: pass
 				continue
 			logSys.log(logging.MSG, "Log presence detected for %s %s", 
 				"directory" if isDir else "file", path)

fail2ban/tests/clientreadertestcase.py

@@ -61,6 +61,7 @@ class ConfigReaderTest(unittest.TestCase):
 	def tearDown(self):
 		"""Call after every test case."""
 		shutil.rmtree(self.d)
+		super(ConfigReaderTest, self).tearDown()
 
 	def _write(self, fname, value=None, content=None):
 		# verify if we don't need to create .d directory

fail2ban/tests/sockettestcase.py

@@ -54,7 +54,6 @@ class Socket(LogCaptureTestCase):
 
 	def setUp(self):
 		"""Call before every test case."""
-		LogCaptureTestCase.setUp(self)
 		super(Socket, self).setUp()
 		self.server = AsyncServer(self)
 		sock_fd, sock_name = tempfile.mkstemp('fail2ban.sock', 'f2b-socket')
@@ -68,7 +67,7 @@ class Socket(LogCaptureTestCase):
 		if self.serverThread:
 			self.server.stop(); # stop if not already stopped
 			self._stopServerThread()
-		LogCaptureTestCase.tearDown(self)
+		super(Socket, self).tearDown()
 
 	@staticmethod
 	def proceed(message):