remove unused imports

app/api/base.py

@@ -5,7 +5,6 @@ from flask import Blueprint, request, jsonify, g
 from flask_login import current_user
 
 from app.extensions import db
-from app.log import LOG
 from app.models import ApiKey
 
 api_bp = Blueprint(name="api", import_name=__name__, url_prefix="/api")

app/api/views/mailbox.py

@@ -1,6 +1,6 @@
 from smtplib import SMTPRecipientsRefused
 
-from flask import g, jsonify
+from flask import g
 from flask import jsonify
 from flask import request
 from flask_cors import cross_origin