diff --git a/teos/appointments_dbm.py b/teos/appointments_dbm.py
index e405d814..3149273b 100644
--- a/teos/appointments_dbm.py
+++ b/teos/appointments_dbm.py
@@ -29,7 +29,7 @@ class AppointmentsDBM(DBManager):
     Args:
         db_path (:obj:`str`): the path (relative or absolute) to the system folder containing the database. A fresh
             database will be created if the specified path does not contain one.
-            
+
     Attributes:
         logger (:obj:`Logger <teos.logger.Logger>`): the logger for this component.
 
diff --git a/teos/chain_monitor.py b/teos/chain_monitor.py
index 5dce9966..d622a51d 100644
--- a/teos/chain_monitor.py
+++ b/teos/chain_monitor.py
@@ -86,8 +86,8 @@ def __init__(self, receiving_queues, block_processor, bitcoind_feed_params):
 
     def enqueue(self, block_hash):
         """
-        Adds a new block hash to the internal queue of the  :obj:`ChainMonitor` and the internal state. The state contains
-        the list of ``last_tips`` to prevent notifying about old blocks. ``last_tips`` is bounded to
+        Adds a new block hash to the internal queue of the  :obj:`ChainMonitor` and the internal state. The state
+        contains the list of ``last_tips`` to prevent notifying about old blocks. ``last_tips`` is bounded to
         ``max_block_window_size``.
 
         Args:
diff --git a/teos/cli/rpc_client.py b/teos/cli/rpc_client.py
index c68e053f..88e86c1f 100644
--- a/teos/cli/rpc_client.py
+++ b/teos/cli/rpc_client.py
@@ -94,4 +94,4 @@ def get_user(self, user_id):
     def stop(self):
         """Stops TEOS gracefully."""
         self.stub.stop(Empty())
-        print("Closing the Eye of Satoshi")
\ No newline at end of file
+        print("Closing the Eye of Satoshi")
diff --git a/teos/constants.py b/teos/constants.py
index c33fec12..72f43f87 100644
--- a/teos/constants.py
+++ b/teos/constants.py
@@ -1,4 +1,2 @@
-import logging.handlers
-
 SHUTDOWN_GRACE_TIME = 10  # Grace time in seconds to complete any pending call when stopping one of the services of TEOS
 OUTDATED_USERS_CACHE_SIZE_BLOCKS = 10  # Size of the users cache, in blocks
diff --git a/teos/gatekeeper.py b/teos/gatekeeper.py
index fbe01b77..9042f477 100644
--- a/teos/gatekeeper.py
+++ b/teos/gatekeeper.py
@@ -2,8 +2,6 @@
 from queue import Queue
 from threading import Lock
 from threading import Thread
-from readerwriterlock import rwlock
-from collections import OrderedDict
 
 from teos.cleaner import Cleaner
 from teos.chain_monitor import ChainMonitor
diff --git a/teos/watcher.py b/teos/watcher.py
index e704efdc..54c5a5df 100644
--- a/teos/watcher.py
+++ b/teos/watcher.py
@@ -673,8 +673,8 @@ def get_user_info(self, user_id):
             user_id (:obj:`str`): the id of the requested user.
 
         Returns:
-            :obj:`UserInfo <teos.gatekeeper.UserInfo> or :obj:`None`: The user data if found. :obj:`None` if not found, or
-            the ``user_id`` is invalid.
+            :obj:`UserInfo <teos.gatekeeper.UserInfo> or :obj:`None`: The user data if found. :obj:`None` if not found,
+            or the ``user_id`` is invalid.
         """
         return self.gatekeeper.registered_users.get(user_id)
 
diff --git a/test/teos/unit/cli/test_teos_cli.py b/test/teos/unit/cli/test_teos_cli.py
index f0bce0c9..1703f7f7 100644
--- a/test/teos/unit/cli/test_teos_cli.py
+++ b/test/teos/unit/cli/test_teos_cli.py
@@ -101,15 +101,6 @@ def test_run_exception(cli, monkeypatch):
     assert "Unknown error occurred: Mock Exception" == cli.run("mock_command_exception", [])
 
 
-def test_get_tower_info(cli, monkeypatch):
-    rpc_client_mock = MagicMock(cli.rpc_client)
-    monkeypatch.setattr(cli, "rpc_client", rpc_client_mock)
-
-    cli.run("get_tower_info", [])
-
-    rpc_client_mock.get_tower_info.assert_called_once()
-
-
 def test_unknown_command_exits(cli):
     assert "Unknown command" in cli.run("this_command_probably_doesnt_exist", [])