diff --git a/neofs-testlib/neofs_testlib/cli/neofs_cli/control.py b/neofs-testlib/neofs_testlib/cli/neofs_cli/control.py
index ad2bf8dbd..bd8fc604b 100644
--- a/neofs-testlib/neofs_testlib/cli/neofs_cli/control.py
+++ b/neofs-testlib/neofs_testlib/cli/neofs_cli/control.py
@@ -1,5 +1,3 @@
-from typing import Optional
-
 from neofs_testlib.cli.cli_command import CliCommand
 from neofs_testlib.shell import CommandResult
 
diff --git a/neofs-testlib/neofs_testlib/cli/neofs_lens/objects.py b/neofs-testlib/neofs_testlib/cli/neofs_lens/objects.py
index 1d187a78f..375a92941 100644
--- a/neofs-testlib/neofs_testlib/cli/neofs_lens/objects.py
+++ b/neofs-testlib/neofs_testlib/cli/neofs_lens/objects.py
@@ -1,5 +1,3 @@
-from typing import Optional
-
 from neofs_testlib.cli.cli_command import CliCommand
 from neofs_testlib.shell import CommandResult
 
diff --git a/neofs-testlib/neofs_testlib/cli/neofs_lens/write_cache.py b/neofs-testlib/neofs_testlib/cli/neofs_lens/write_cache.py
index 43406a781..139eaf977 100644
--- a/neofs-testlib/neofs_testlib/cli/neofs_lens/write_cache.py
+++ b/neofs-testlib/neofs_testlib/cli/neofs_lens/write_cache.py
@@ -1,5 +1,3 @@
-from typing import Optional
-
 from neofs_testlib.cli.cli_command import CliCommand
 from neofs_testlib.shell import CommandResult
 
diff --git a/neofs-testlib/neofs_testlib/hosting/interfaces.py b/neofs-testlib/neofs_testlib/hosting/interfaces.py
index e6f803447..e1e83a4f3 100644
--- a/neofs-testlib/neofs_testlib/hosting/interfaces.py
+++ b/neofs-testlib/neofs_testlib/hosting/interfaces.py
@@ -1,6 +1,6 @@
 from abc import ABC, abstractmethod
 from datetime import datetime
-from typing import Any, Optional
+from typing import Optional
 
 from neofs_testlib.hosting.config import CLIConfig, HostConfig, ServiceConfig
 from neofs_testlib.shell.interfaces import Shell
diff --git a/neofs-testlib/neofs_testlib_tests/pytest/test_env.py b/neofs-testlib/neofs_testlib_tests/pytest/test_env.py
index 2a80be8c7..eb15b695b 100644
--- a/neofs-testlib/neofs_testlib_tests/pytest/test_env.py
+++ b/neofs-testlib/neofs_testlib_tests/pytest/test_env.py
@@ -9,9 +9,10 @@
 import pytest
 import requests
 from botocore.config import Config
-from helpers.common import DEFAULT_OBJECT_OPERATION_TIMEOUT, DEFAULT_REST_OPERATION_TIMEOUT
+from helpers.common import DEFAULT_OBJECT_OPERATION_TIMEOUT
+from helpers.wallet_helpers import create_wallet
 from neofs_testlib.env.env import NeoFSEnv, NodeWallet
-from neofs_testlib.utils.wallet import get_last_public_key_from_wallet, init_wallet
+from neofs_testlib.utils.wallet import get_last_public_key_from_wallet
 
 
 def _run_with_passwd(cmd: str, password: str) -> str:
@@ -42,11 +43,7 @@ def neofs_env(request):
 
 @pytest.fixture
 def wallet() -> NodeWallet:
-    wallet_name = f"wallet-{str(uuid.uuid4())}.json"
-    wallet_path = os.path.join(os.getcwd(), wallet_name)
-    wallet_password = "password"
-    wallet_address = init_wallet(wallet_path, wallet_password)
-    return NodeWallet(path=wallet_path, address=wallet_address, password=wallet_password)
+    return create_wallet()
 
 
 @pytest.fixture
diff --git a/neofs-testlib/neofs_testlib_tests/unit/test_hosting.py b/neofs-testlib/neofs_testlib_tests/unit/test_hosting.py
index c4786b5bf..81223565a 100644
--- a/neofs-testlib/neofs_testlib_tests/unit/test_hosting.py
+++ b/neofs-testlib/neofs_testlib_tests/unit/test_hosting.py
@@ -1,7 +1,6 @@
 from unittest import TestCase
 
-import docker
-from neofs_testlib.hosting import CLIConfig, DockerHost, HostConfig, Hosting, ServiceConfig
+from neofs_testlib.hosting import CLIConfig, Hosting, ServiceConfig
 
 
 class TestHosting(TestCase):
diff --git a/pytest_tests/lib/helpers/common.py b/pytest_tests/lib/helpers/common.py
index 9c9942270..5f4dcc24c 100644
--- a/pytest_tests/lib/helpers/common.py
+++ b/pytest_tests/lib/helpers/common.py
@@ -1,6 +1,5 @@
 import datetime
 import os
-import uuid
 
 import yaml
 
diff --git a/pytest_tests/lib/helpers/rest_gate.py b/pytest_tests/lib/helpers/rest_gate.py
index 730f6c3db..3f5ca0006 100644
--- a/pytest_tests/lib/helpers/rest_gate.py
+++ b/pytest_tests/lib/helpers/rest_gate.py
@@ -10,7 +10,6 @@
 
 import allure
 import requests
-from helpers.aws_cli_client import LONG_TIMEOUT
 from helpers.cli_helpers import _cmd_run
 from helpers.common import (
     DEFAULT_OBJECT_OPERATION_TIMEOUT,
diff --git a/pytest_tests/tests/conftest.py b/pytest_tests/tests/conftest.py
index 84f863159..18923fc39 100644
--- a/pytest_tests/tests/conftest.py
+++ b/pytest_tests/tests/conftest.py
@@ -1,8 +1,6 @@
-import datetime
 import logging
 import os
 import shutil
-import time
 from pathlib import Path
 
 import allure
diff --git a/pytest_tests/tests/container/test_container.py b/pytest_tests/tests/container/test_container.py
index 4f2f53d6b..e5f19e5a4 100644
--- a/pytest_tests/tests/container/test_container.py
+++ b/pytest_tests/tests/container/test_container.py
@@ -19,7 +19,6 @@
 from helpers.wellknown_acl import PRIVATE_ACL_F, PUBLIC_ACL
 from neofs_env.neofs_env_test_base import NeofsEnvTestBase
 from neofs_testlib.env.env import NeoFSEnv, NodeWallet, StorageNode
-from tenacity import retry, stop_after_attempt, wait_fixed
 
 
 def object_should_be_gc_marked(neofs_env: NeoFSEnv, node: StorageNode, cid: str, oid: str):
diff --git a/pytest_tests/tests/load/test_load.py b/pytest_tests/tests/load/test_load.py
index 3ac8009d2..49bb0cff6 100644
--- a/pytest_tests/tests/load/test_load.py
+++ b/pytest_tests/tests/load/test_load.py
@@ -1,4 +1,3 @@
-import pytest
 from neofs_env.neofs_env_test_base import NeofsEnvTestBase
 from neofs_testlib.env.env import XK6
 
diff --git a/pytest_tests/tests/metrics/test_sn_metrics.py b/pytest_tests/tests/metrics/test_sn_metrics.py
index d9148c125..51da577b7 100644
--- a/pytest_tests/tests/metrics/test_sn_metrics.py
+++ b/pytest_tests/tests/metrics/test_sn_metrics.py
@@ -2,12 +2,10 @@
 import logging
 import os
 import sys
-from importlib.resources import files
 
 import allure
 import neofs_env.neofs_epoch as neofs_epoch
 import pytest
-import yaml
 from helpers.common import SIMPLE_OBJECT_SIZE
 from helpers.container import create_container, delete_container
 from helpers.file_helper import generate_file
diff --git a/pytest_tests/tests/network/test_deployment.py b/pytest_tests/tests/network/test_deployment.py
index 9e0a6e525..b545bcdce 100644
--- a/pytest_tests/tests/network/test_deployment.py
+++ b/pytest_tests/tests/network/test_deployment.py
@@ -1,7 +1,4 @@
-import time
-
 import allure
-import pytest
 from helpers.common import SIMPLE_OBJECT_SIZE
 from helpers.container import create_container
 from helpers.file_helper import generate_file, get_file_hash
diff --git a/pytest_tests/tests/network/test_ir_controls.py b/pytest_tests/tests/network/test_ir_controls.py
index 120cfe387..e1ed5d4d0 100644
--- a/pytest_tests/tests/network/test_ir_controls.py
+++ b/pytest_tests/tests/network/test_ir_controls.py
@@ -1,4 +1,3 @@
-import time
 from typing import Union
 
 import allure
diff --git a/pytest_tests/tests/object/test_object_lock.py b/pytest_tests/tests/object/test_object_lock.py
index 0727f858f..25e48e50d 100755
--- a/pytest_tests/tests/object/test_object_lock.py
+++ b/pytest_tests/tests/object/test_object_lock.py
@@ -6,7 +6,7 @@
 import pytest
 from helpers.common import STORAGE_GC_TIME
 from helpers.complex_object_actions import get_link_object, get_nodes_with_object, get_object_chunks
-from helpers.container import create_container, get_container
+from helpers.container import create_container
 from helpers.file_helper import generate_file
 from helpers.grpc_responses import (
     LIFETIME_REQUIRED,
diff --git a/pytest_tests/tests/payment/test_deposit_withdrawal.py b/pytest_tests/tests/payment/test_deposit_withdrawal.py
index eba5a5db6..273f9967b 100644
--- a/pytest_tests/tests/payment/test_deposit_withdrawal.py
+++ b/pytest_tests/tests/payment/test_deposit_withdrawal.py
@@ -1,11 +1,11 @@
 import allure
 from helpers.wallet_helpers import (
+    create_wallet,
     get_wallet_balance,
     wait_for_correct_neofs_balance,
     wait_for_correct_wallet_balance,
 )
-from neofs_testlib.env.env import NeoFSEnv, NodeWallet
-from neofs_testlib.utils import wallet as wallet_utils
+from neofs_testlib.env.env import NeoFSEnv
 
 
 class TestDepositWithdrawal:
@@ -13,13 +13,7 @@ def test_deposit_withdrawal(self, neofs_env_with_mainchain: NeoFSEnv):
         neofs_env = neofs_env_with_mainchain
 
         with allure.step("Create wallet for deposits/withdrawals"):
-            wallet = NodeWallet(
-                path=neofs_env._generate_temp_file(neofs_env._env_dir, prefix="deposit_withdrawal_test_wallet"),
-                address="",
-                password=neofs_env.default_password,
-            )
-            wallet_utils.init_wallet(wallet.path, wallet.password)
-            wallet.address = wallet_utils.get_last_address_from_wallet(wallet.path, wallet.password)
+            wallet = create_wallet("deposit_withdrawal_test_wallet")
             neo_go_wallet_config = neofs_env.generate_neo_go_config(wallet)
             cli_wallet_config = neofs_env.generate_cli_config(wallet)
 
diff --git a/pytest_tests/tests/s3/test_s3_object.py b/pytest_tests/tests/s3/test_s3_object.py
index f84cf2ca1..da1b2b426 100644
--- a/pytest_tests/tests/s3/test_s3_object.py
+++ b/pytest_tests/tests/s3/test_s3_object.py
@@ -23,8 +23,7 @@
     set_bucket_versioning,
     verify_acls,
 )
-from neofs_testlib.env.env import NodeWallet
-from neofs_testlib.utils.wallet import init_wallet
+from helpers.wallet_helpers import create_wallet
 from s3 import s3_bucket, s3_object
 from s3.s3_base import TestNeofsS3Base
 
@@ -585,9 +584,7 @@ def test_s3_put_object(self, bucket, complex_object_size, simple_object_size):
     def prepare_two_wallets(self, default_wallet, client_shell):
         self.main_wallet = default_wallet
         self.main_public_key = get_wallet_public_key(self.main_wallet.path, WALLET_PASS)
-        other_wallet_path = os.path.join(get_assets_dir_path(), f"{str(uuid.uuid4())}.json")
-        other_wallet_address = init_wallet(other_wallet_path, WALLET_PASS)
-        self.other_wallet = NodeWallet(path=other_wallet_path, address=other_wallet_address, password=WALLET_PASS)
+        self.other_wallet = create_wallet()
         self.other_public_key = get_wallet_public_key(self.other_wallet.path, WALLET_PASS)
 
     @allure.title("Test S3: put object with ACL")
diff --git a/pytest_tests/tests/services/rest_gate/test_rest_object.py b/pytest_tests/tests/services/rest_gate/test_rest_object.py
index 6229bf13f..6d549ccff 100644
--- a/pytest_tests/tests/services/rest_gate/test_rest_object.py
+++ b/pytest_tests/tests/services/rest_gate/test_rest_object.py
@@ -1,5 +1,4 @@
 import logging
-import os
 
 import allure
 import pytest
diff --git a/pytest_tests/tests/services/rest_gate/test_rest_object_new.py b/pytest_tests/tests/services/rest_gate/test_rest_object_new.py
index dfe7a242e..8d97f7447 100644
--- a/pytest_tests/tests/services/rest_gate/test_rest_object_new.py
+++ b/pytest_tests/tests/services/rest_gate/test_rest_object_new.py
@@ -1,5 +1,4 @@
 import logging
-import os
 
 import allure
 import pytest
diff --git a/pytest_tests/tests/services/rest_gate/test_rest_system_header.py b/pytest_tests/tests/services/rest_gate/test_rest_system_header.py
index 2194dd4ce..4e03f6607 100644
--- a/pytest_tests/tests/services/rest_gate/test_rest_system_header.py
+++ b/pytest_tests/tests/services/rest_gate/test_rest_system_header.py
@@ -1,6 +1,6 @@
 import calendar
 import logging
-from datetime import UTC, datetime, timedelta
+from datetime import datetime, timedelta
 from typing import Optional
 
 import allure
diff --git a/pytest_tests/tests/system/test_sighup.py b/pytest_tests/tests/system/test_sighup.py
index 5a3d01b56..ddf3fba27 100644
--- a/pytest_tests/tests/system/test_sighup.py
+++ b/pytest_tests/tests/system/test_sighup.py
@@ -2,10 +2,8 @@
 import signal
 import socket
 import time
-from importlib.resources import files
 
 import allure
-import pytest
 import yaml
 from neofs_testlib.env.env import NeoFSEnv
 
diff --git a/ruff.toml b/ruff.toml
index db00510fe..448f8f3a5 100644
--- a/ruff.toml
+++ b/ruff.toml
@@ -26,6 +26,7 @@ exclude = [
     "node_modules",
     "site-packages",
     "venv",
+    "**/__init__.py"
 ]
 
 # Same as Black.
@@ -38,7 +39,6 @@ target-version = "py312"
 [lint]
 # Enable Pyflakes (`F`) and a subset of the pycodestyle (`E`)  codes by default.
 select = ["E4", "E7", "E9", "F"]
-ignore = ["F401"]
 
 # Allow fix for all enabled rules (when `--fix`) is provided.
 fixable = ["ALL"]