first cleanup iter

app/routes/users/contracts.py

@@ -3,17 +3,17 @@
 import os
 import uuid
 
-from flask import flash, redirect, render_template, request, send_file, url_for
+from flask import flash, render_template, request, send_file, url_for
 from flask_babel import gettext as _
 from flask_login import current_user, login_required
 from marshmallow import ValidationError
 from werkzeug.utils import secure_filename
 
 from app.extensions import db
-from app.responders import respond_after_change
 from app.models import Admin, Coach, Contract, Manager, Player, User
 from app.models.admin_settings import AppSettings
 from app.permissions import can_manage_player_contract, coach_player_ids
+from app.responders import respond_after_change
 from app.routes.users._shared import (
     ALLOWED_CONTRACT_EXTENSIONS,
     ALLOWED_SIGNED_EXTENSIONS,