code: def adjust_engine_params(
      cls,
      uri: URL,
      connect_args: dict[str, Any],
      catalog: Optional[str] = None,
      schema: Optional[str] = None,
  ) -> tuple[URL, dict[str, Any]]:
      uri, new_connect_args = super().adjust_engine_params(
          uri,
          connect_args,
          catalog,
          schema,
      )
  
      if schema:
          uri = uri.set(database=parse.quote(schema, safe=""))
  
      return uri, new_connect_args
  
imports: import contextlib
  import re
  from datetime import datetime
  from decimal import Decimal
  from re import Pattern
  from typing import Any, Callable, Optional
  from urllib import parse
  from flask_babel import gettext
  from sqlalchemy import types
  from sqlalchemy.dialects.mysql import BIT, DECIMAL, DOUBLE, FLOAT, INTEGER, LONGTEXT, MEDIUMINT, MEDIUMTEXT, TINYINT, TINYTEXT
  from sqlalchemy.engine.url import URL
  from superset.constants import TimeGrain
  from superset.db_engine_specs.base import BaseEngineSpec, BasicParametersMixin
  from superset.errors import SupersetErrorType
  from superset.models.sql_lab import Query
  from superset.utils.core import GenericDataType
label_desc: Use image node_id 2 for calling the MySQLEngineSpec obj's underlying member method code with example usage: obj.adjust_engine_params(cls, uri, connect_args, catalog, schema) and returns: uri,  new_connect_args