message: [revert] Reverting PR
diff: @@ -28,7 +28,7 @@ from six import text_type
  import sqlalchemy as sqla
  from sqlalchemy import create_engine
  from sqlalchemy.engine.url import make_url
  -from sqlalchemy.exc import IntegrityError, OperationalError
  +from sqlalchemy.exc import IntegrityError
  from unidecode import unidecode
  from werkzeug.routing import BaseConverter
  from werkzeug.utils import secure_filename
  @@ -655,11 +655,6 @@ appbuilder.add_view(
  @app.route('/health')
  def health():
  - try:
  - db.session.execute('SELECT 1')
  - except OperationalError:
  - return Response('BAD', status=500)
  -
  return 'OK'
  