Fix issues based on linter

app/logic/graphs.py

@@ -134,7 +134,7 @@ def get_package_overview_for_user(user: Optional[User], start_date: datetime.dat
 	return result
 
 
-def get_all_package_stats(start_date: Optional[datetime.date], end_date: Optional[datetime.date]):
+def get_all_package_stats(start_date: Optional[datetime.date] = None, end_date: Optional[datetime.date] = None):
 	now_date = datetime.datetime.utcnow().date()
 	if end_date is None or end_date > now_date:
 		end_date = now_date

app/logic/packages.py

@@ -16,8 +16,10 @@
 
 import json
 import re
+import typing
+
 import validators
-from flask_babel import lazy_gettext
+from flask_babel import lazy_gettext, LazyString
 
 from app.logic.LogicError import LogicError
 from app.models import User, Package, PackageType, MetaPackage, Tag, ContentWarning, db, Permission, AuditSeverity, \
@@ -26,7 +28,7 @@ from app.utils import addAuditLog, has_blocked_domains, diff_dictionaries, descr
 from app.utils.url import clean_youtube_url
 
 
-def check(cond: bool, msg: str):
+def check(cond: bool, msg: typing.Union[str, LazyString]):
 	if not cond:
 		raise LogicError(400, msg)
 

app/logic/screenshots.py

@@ -64,9 +64,9 @@ def do_order_screenshots(_user: User, package: Package, order: [any]):
 		try:
 			lookup[int(ss_id)].order = counter
 			counter += 1
-		except KeyError as e:
+		except KeyError:
 			raise LogicError(400, "Unable to find screenshot with id={}".format(ss_id))
-		except (ValueError, TypeError) as e:
+		except (ValueError, TypeError):
 			raise LogicError(400, "Invalid id, not a number: {}".format(json.dumps(ss_id)))
 
 	db.session.commit()
@@ -75,7 +75,7 @@ def do_order_screenshots(_user: User, package: Package, order: [any]):
 def do_set_cover_image(_user: User, package: Package, cover_image):
 	try:
 		cover_image = int(cover_image)
-	except (ValueError, TypeError) as e:
+	except (ValueError, TypeError):
 		raise LogicError(400, "Invalid id, not a number: {}".format(json.dumps(cover_image)))
 
 	for screenshot in package.screenshots.all():