diff --git a/migrations/env.py b/migrations/env.py
index ee3a0ca..9467898 100644
--- a/migrations/env.py
+++ b/migrations/env.py
@@ -6,7 +6,6 @@
 from rental_backend.models.base import BaseDbModel
 from rental_backend.settings import get_settings
 
-
 # this is the Alembic Config object, which provides
 # access to the values within the .ini file in use.
 config = context.config
diff --git a/migrations/versions/498e4ee72e00_add_session_id.py b/migrations/versions/498e4ee72e00_add_session_id.py
index c41b2f1..e02e2f4 100644
--- a/migrations/versions/498e4ee72e00_add_session_id.py
+++ b/migrations/versions/498e4ee72e00_add_session_id.py
@@ -9,7 +9,6 @@
 import sqlalchemy as sa
 from alembic import op
 
-
 revision = '498e4ee72e00'
 down_revision = 'c00918b76464'
 branch_labels = None
diff --git a/migrations/versions/5703d0209eba_softdeletes.py b/migrations/versions/5703d0209eba_softdeletes.py
index da39359..8dd3c06 100644
--- a/migrations/versions/5703d0209eba_softdeletes.py
+++ b/migrations/versions/5703d0209eba_softdeletes.py
@@ -9,7 +9,6 @@
 import sqlalchemy as sa
 from alembic import op
 
-
 # revision identifiers, used by Alembic.
 revision = '5703d0209eba'
 down_revision = 'f51216ed6c1f'
diff --git a/migrations/versions/c00918b76464_initial.py b/migrations/versions/c00918b76464_initial.py
index 2a6f48c..eefcf9c 100644
--- a/migrations/versions/c00918b76464_initial.py
+++ b/migrations/versions/c00918b76464_initial.py
@@ -9,7 +9,6 @@
 import sqlalchemy as sa
 from alembic import op
 
-
 revision = 'c00918b76464'
 down_revision = None
 branch_labels = None
diff --git a/migrations/versions/f51216ed6c1f_add_fullname.py b/migrations/versions/f51216ed6c1f_add_fullname.py
index baff6c7..4f37c5f 100644
--- a/migrations/versions/f51216ed6c1f_add_fullname.py
+++ b/migrations/versions/f51216ed6c1f_add_fullname.py
@@ -9,7 +9,6 @@
 import sqlalchemy as sa
 from alembic import op
 
-
 # revision identifiers, used by Alembic.
 revision = 'f51216ed6c1f'
 down_revision = 'fb8a57b65c4d'
diff --git a/migrations/versions/fb8a57b65c4d_deadline_ts_rental_session.py b/migrations/versions/fb8a57b65c4d_deadline_ts_rental_session.py
index 01adb14..f92c549 100644
--- a/migrations/versions/fb8a57b65c4d_deadline_ts_rental_session.py
+++ b/migrations/versions/fb8a57b65c4d_deadline_ts_rental_session.py
@@ -9,7 +9,6 @@
 import sqlalchemy as sa
 from alembic import op
 
-
 revision = 'fb8a57b65c4d'
 down_revision = 'fccbec47bef3'
 branch_labels = None
diff --git a/migrations/versions/fccbec47bef3_add_user_phone_to_rental_session.py b/migrations/versions/fccbec47bef3_add_user_phone_to_rental_session.py
index 6ffe8df..e081965 100644
--- a/migrations/versions/fccbec47bef3_add_user_phone_to_rental_session.py
+++ b/migrations/versions/fccbec47bef3_add_user_phone_to_rental_session.py
@@ -9,7 +9,6 @@
 import sqlalchemy as sa
 from alembic import op
 
-
 revision = 'fccbec47bef3'
 down_revision = '498e4ee72e00'
 branch_labels = None
diff --git a/pyproject.toml b/pyproject.toml
index bf2a06d..5aa8239 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -7,7 +7,7 @@ skip-string-normalization = true
 line_length = 120
 multi_line_output = 3
 profile = "black"
-lines_after_imports = 2
+lines_after_imports = 1
 include_trailing_comma = true
 
 [tool.pytest.ini_options]
diff --git a/rental_backend/__init__.py b/rental_backend/__init__.py
index aed50a4..4ed3366 100644
--- a/rental_backend/__init__.py
+++ b/rental_backend/__init__.py
@@ -1,4 +1,3 @@
 import os
 
-
 __version__ = os.getenv("APP_VERSION", "dev")
diff --git a/rental_backend/__main__.py b/rental_backend/__main__.py
index 0b3c742..b9e9c68 100644
--- a/rental_backend/__main__.py
+++ b/rental_backend/__main__.py
@@ -2,6 +2,5 @@
 
 from rental_backend.routes.base import app
 
-
 if __name__ == '__main__':
     uvicorn.run(app)
diff --git a/rental_backend/models/__init__.py b/rental_backend/models/__init__.py
index de7fcf3..4db79a4 100644
--- a/rental_backend/models/__init__.py
+++ b/rental_backend/models/__init__.py
@@ -1,5 +1,4 @@
 from .base import Base, BaseDbModel
 from .db import *
 
-
 __all__ = ["Base", "BaseDbModel", "Item", "ItemType", "RentalSession", "Event", "Strike"]
diff --git a/rental_backend/models/db.py b/rental_backend/models/db.py
index bdbe9c7..8575f79 100644
--- a/rental_backend/models/db.py
+++ b/rental_backend/models/db.py
@@ -25,7 +25,6 @@
 
 from .base import BaseDbModel
 
-
 settings: Settings = get_settings()
 
 
diff --git a/rental_backend/routes/__init__.py b/rental_backend/routes/__init__.py
index 5e4fcb1..e53b88c 100644
--- a/rental_backend/routes/__init__.py
+++ b/rental_backend/routes/__init__.py
@@ -1,5 +1,4 @@
 from . import exc_handlers
 from .base import app
 
-
 __all__ = ["app", "exc_handlers"]
diff --git a/rental_backend/routes/base.py b/rental_backend/routes/base.py
index 31a2226..04b1fa1 100644
--- a/rental_backend/routes/base.py
+++ b/rental_backend/routes/base.py
@@ -11,7 +11,6 @@
 from rental_backend.routes.strike import strike
 from rental_backend.settings import get_settings
 
-
 settings = get_settings()
 app = FastAPI(
     title='Сервис цифрового проката',
diff --git a/rental_backend/routes/event.py b/rental_backend/routes/event.py
index 8dde984..d3791b6 100644
--- a/rental_backend/routes/event.py
+++ b/rental_backend/routes/event.py
@@ -7,7 +7,6 @@
 from rental_backend.models.db import Event
 from rental_backend.schemas.models import EventGet
 
-
 event = APIRouter(prefix="/event", tags=["Event"])
 
 
diff --git a/rental_backend/routes/item.py b/rental_backend/routes/item.py
index 7653662..5617a60 100644
--- a/rental_backend/routes/item.py
+++ b/rental_backend/routes/item.py
@@ -10,7 +10,6 @@
 from rental_backend.settings import Settings, get_settings
 from rental_backend.utils.action import ActionLogger
 
-
 settings: Settings = get_settings()
 item = APIRouter(prefix="/item", tags=["Items"])
 
@@ -113,7 +112,8 @@ async def delete_item(
         raise ObjectNotFound(Item, id)
     Item.delete(id, session=db.session)
     for rental_session in rental_sessions:
-        RentalSession.delete(rental_session.id, session=db.session)
+        if not rental_session.is_deleted:
+            RentalSession.delete(rental_session.id, session=db.session)
         strikes = db.session.query(Strike).filter(Strike.session_id == rental_session.id)
         for strike in strikes:
             Strike.delete(strike.id, session=db.session)
diff --git a/rental_backend/routes/item_type.py b/rental_backend/routes/item_type.py
index ddeab59..10c8d8a 100644
--- a/rental_backend/routes/item_type.py
+++ b/rental_backend/routes/item_type.py
@@ -15,7 +15,6 @@
 from rental_backend.settings import Settings, get_settings
 from rental_backend.utils.action import ActionLogger
 
-
 settings: Settings = get_settings()
 item_type = APIRouter(prefix="/itemtype", tags=["ItemType"])
 
diff --git a/rental_backend/routes/rental_session.py b/rental_backend/routes/rental_session.py
index 7ea1ee2..2495e9f 100644
--- a/rental_backend/routes/rental_session.py
+++ b/rental_backend/routes/rental_session.py
@@ -26,7 +26,6 @@
 from rental_backend.settings import Settings, get_settings
 from rental_backend.utils.action import ActionLogger
 
-
 settings: Settings = get_settings()
 rental_session = APIRouter(prefix="/rental-sessions", tags=["RentalSession"])
 
diff --git a/rental_backend/routes/strike.py b/rental_backend/routes/strike.py
index a0afc5d..2264bcb 100644
--- a/rental_backend/routes/strike.py
+++ b/rental_backend/routes/strike.py
@@ -11,7 +11,6 @@
 from rental_backend.schemas.models import StrikeGet, StrikePost
 from rental_backend.utils.action import ActionLogger
 
-
 strike = APIRouter(prefix="/strike", tags=["Strike"])
 
 
diff --git a/tests/test_routes/test_item.py b/tests/test_routes/test_item.py
index e21a3e8..8d1fc40 100644
--- a/tests/test_routes/test_item.py
+++ b/tests/test_routes/test_item.py
@@ -6,7 +6,6 @@
 from rental_backend.models import Item
 from rental_backend.settings import get_settings
 
-
 logger = logging.getLogger(__name__)
 url: str = '/item'
 
diff --git a/tests/test_routes/test_item_type.py b/tests/test_routes/test_item_type.py
index 764335a..fff5fac 100644
--- a/tests/test_routes/test_item_type.py
+++ b/tests/test_routes/test_item_type.py
@@ -5,7 +5,6 @@
 
 from rental_backend.settings import get_settings
 
-
 logger = logging.getLogger(__name__)
 url: str = '/itemtype'
 
diff --git a/tests/test_routes/test_rental_session.py b/tests/test_routes/test_rental_session.py
index 791155f..4fdc6bd 100644
--- a/tests/test_routes/test_rental_session.py
+++ b/tests/test_routes/test_rental_session.py
@@ -12,7 +12,6 @@
 from rental_backend.schemas.models import RentStatus
 from tests.conftest import model_to_dict
 
-
 obj_prefix: str = rental_session.prefix