diff --git a/lib/tao/config/__init__.py b/lib/tao/config/__init__.py
index d3319d7..08aca1a 100644
--- a/lib/tao/config/__init__.py
+++ b/lib/tao/config/__init__.py
@@ -1 +1 @@
-from .envvars import *
+from .envvars import * # pylint: disable=wildcard-import
diff --git a/lib/tfw/components/history_monitor.py b/lib/tfw/components/history_monitor.py
index 1fb6c77..0d9279f 100644
--- a/lib/tfw/components/history_monitor.py
+++ b/lib/tfw/components/history_monitor.py
@@ -50,6 +50,7 @@ class HistoryMonitor(CallbackMixin, ABC):
         raise NotImplementedError
 
     def sanitize_command(self, command):
+        # pylint: disable=no-self-use
         return command
 
     def _invoke_callbacks(self):
diff --git a/lib/tfw/components/source_code_event_handler.py b/lib/tfw/components/source_code_event_handler.py
index 3e58a62..3f9caf5 100644
--- a/lib/tfw/components/source_code_event_handler.py
+++ b/lib/tfw/components/source_code_event_handler.py
@@ -105,7 +105,7 @@ class SourceCodeEventHandler(TriggerlessEventHandler):
             data['content'] = 'You have no permission to open that file :('
         except FileNotFoundError:
             data['content'] = 'This file was removed :('
-        except Exception:
+        except Exception: # pylint: disable=broad-except
             data['content'] = 'Failed to read file :('
         return data
 
@@ -113,7 +113,7 @@ class SourceCodeEventHandler(TriggerlessEventHandler):
         self.monitor.ignore = self.monitor.ignore + 1
         try:
             self.filemanager.file_contents = data['content']
-        except Exception:
+        except Exception: # pylint: disable=broad-except
             LOG.exception('Error writing file!')
         del data['content']
         return data
diff --git a/lib/tfw/components/terminado_mini_server.py b/lib/tfw/components/terminado_mini_server.py
index 613e749..e796e8c 100644
--- a/lib/tfw/components/terminado_mini_server.py
+++ b/lib/tfw/components/terminado_mini_server.py
@@ -29,7 +29,7 @@ class TerminadoMiniServer:
     def pty(self):
         return self.term_manager.terminal.ptyproc
 
-    class ResetterTermSocket(TermSocket):
+    class ResetterTermSocket(TermSocket): # pylint: disable=abstract-method
         def check_origin(self, origin):
             return True
 
diff --git a/lib/tfw/event_handler_base.py b/lib/tfw/event_handler_base.py
index 562ac07..e60d698 100644
--- a/lib/tfw/event_handler_base.py
+++ b/lib/tfw/event_handler_base.py
@@ -25,6 +25,7 @@ class EventHandlerBase(ABC):
         raise NotImplementedError
 
     def _dispatch_handling(self, key, message):
+        # pylint: disable=no-else-return
         if key != 'reset':
             return self.handle_event(key, message)
         else:
@@ -35,6 +36,7 @@ class EventHandlerBase(ABC):
         raise NotImplementedError
 
     def handle_reset(self, message):
+        # pylint: disable=unused-argument,no-self-use
         return None
 
     def cleanup(self):
@@ -66,11 +68,13 @@ class EventHandlerBase(ABC):
 
 
 class TriggerlessEventHandler(EventHandlerBase, ABC):
+    # pylint: disable=abstract-method
     def dispatch_handling(self, key, message):
         return self._dispatch_handling(key, message)
 
 
 class TriggeredEventHandler(EventHandlerBase, ABC):
+    # pylint: disable=abstract-method
     def __init__(self, key, trigger):
         super().__init__(key)
         self.trigger = trigger
@@ -78,3 +82,4 @@ class TriggeredEventHandler(EventHandlerBase, ABC):
     def dispatch_handling(self, key, message):
         if message.get('trigger') == self.trigger:
             return self._dispatch_handling(key, message)
+        return None
diff --git a/lib/tfw/fsm_base.py b/lib/tfw/fsm_base.py
index 4160512..9927215 100644
--- a/lib/tfw/fsm_base.py
+++ b/lib/tfw/fsm_base.py
@@ -23,4 +23,4 @@ class FSMBase(CallbackMixin):
         self._execute_callbacks(event_data.kwargs)
 
     def is_solved(self):
-        return self.state in self.accepted_states
+        return self.state in self.accepted_states # pylint: disable=no-member
diff --git a/lib/tfw/networking/server/controller_responder.py b/lib/tfw/networking/server/controller_responder.py
index a0924e7..d85e31a 100644
--- a/lib/tfw/networking/server/controller_responder.py
+++ b/lib/tfw/networking/server/controller_responder.py
@@ -20,6 +20,7 @@ class ControllerResponder:
         stream.send_multipart(serialize_all(self.token, response))
 
     def handle_test_request(self, data):
+        # pylint: disable=unused-argument,no-self-use
         return 'OK'
 
     def handle_token_request(self, data):
@@ -28,6 +29,7 @@ class ControllerResponder:
         return {'token': self.token}
 
     def handle_solution_check_request(self, data):
+        # pylint: disable=unused-argument
         return {
             'solved': self.fsm.is_solved(),
             'message': 'solved' if self.fsm.is_solved() else 'not solved'
diff --git a/lib/tfw/networking/server/tfw_server.py b/lib/tfw/networking/server/tfw_server.py
index 0b9f593..a5f9aa6 100644
--- a/lib/tfw/networking/server/tfw_server.py
+++ b/lib/tfw/networking/server/tfw_server.py
@@ -40,6 +40,7 @@ class TFWServer:
         return message
 
     def proxy_filter(self, message):
+        # pylint: disable=unused-argument,no-self-use
         return True
 
     def listen(self, port):
@@ -83,6 +84,7 @@ class FSMUpdater:
         self.uplink = ServerUplinkConnector()
 
     def update(self, kwargs_dict):
+        # pylint: disable=unused-argument
         self.uplink.send(*self.generate_fsm_update())
 
     def generate_fsm_update(self):
diff --git a/lib/tfw/networking/server/zmq_websocket_handler.py b/lib/tfw/networking/server/zmq_websocket_handler.py
index 08fbadb..452c516 100644
--- a/lib/tfw/networking/server/zmq_websocket_handler.py
+++ b/lib/tfw/networking/server/zmq_websocket_handler.py
@@ -61,7 +61,9 @@ class ZMQWebSocketHandler(WebSocketHandler, ABC):
 
 
 class ZMQWebSocketProxy(ZMQWebSocketHandler):
+    # pylint: disable=abstract-method
     def initialize(self, make_response, proxy_filter):
+        # pylint: disable=arguments-differ
         self._make_response = make_response
         self._proxy_filter = proxy_filter