transliteration of the csv file name

app/blueprints/api/collections/routes.py

@@ -5,6 +5,7 @@ import os
 
 from flask import Blueprint, render_template, request
 from loguru import logger
+from transliterate import translit
 
 from app.models.collection import Collection
 from app.extensions import db
@@ -53,7 +54,7 @@ def export_users_to_csv(id: int):
     if len(collection.users) <= 0:
         return "", 204
     
-    filename = f"{collection.name} - {datetime.now()}.csv"
+    filename = f"{translit(collection.name, 'ru', reversed=True)} - {datetime.now()}.csv"
     
     fieldnames = collection.users[0].to_dict().keys()
     si = io.StringIO()
@@ -63,4 +64,4 @@ def export_users_to_csv(id: int):
     writer.writeheader()
     writer.writerows(map(lambda user: user.to_dict(), collection.users))
     
-    return si, 200, {'Content-Disposition': f'attachment; filename={filename}', 'Content-type': 'text/csv; charset=utf-8'}
+    return si.getvalue(), 200, {'Content-Disposition': f'attachment; filename={filename}', 'Content-type': 'text/csv; charset=utf-8'}

requirements.txt

@@ -37,6 +37,7 @@ six==1.16.0
 SQLAlchemy==2.0.25
 Telethon==1.33.1
 TgCrypto==1.2.5
+transliterate==1.10.2
 typing_extensions==4.9.0
 tzdata==2023.4
 vine==5.1.0