Update requirements.txt

requirements.txt

@@ -27,7 +27,7 @@ tavily-python>=0.3.0
 
 # File Handling
 pathlib2>=2.3.7
-uuid-utils>=0.3.0
+uuid-utils>=0.3.0  # ✅ valid package
 
 # Development and Utilities
 python-dateutil>=2.8.2
@@ -77,11 +77,12 @@ plotly>=5.15.0
 
 # Database (Optional)
 sqlalchemy>=2.0.0
-sqlite3-utils>=3.34.0
+sqlite-utils>=3.34  # ✅ corrected (was sqlite3-utils, which doesn’t exist)
 
 # Caching and Performance
 redis>=5.0.0
-memcached>=1.6.0
+# ⚠️ Removed "memcached" (not on PyPI, it’s a system package)
+pymemcache>=4.0.0   # ✅ replacement for using memcached from Python
 diskcache>=5.6.0
 
 # Monitoring and Logging
@@ -101,8 +102,8 @@ azure-storage-blob>=12.18.0
 
 # Internationalization
 babel>=2.13.0
-python-babel>=2.13.0
+# ⚠️ Removed "python-babel" (duplicate, same as babel)
 
 # Task Queue (Optional)
 celery>=5.3.0
-redis-py>=5.0.0
+# ⚠️ Removed "redis-py" (old alias, use "redis" above)