yum install mysql-devel

pip install mysqlclient MySQL-python

yum clean all
yum repolist
yum -y install gcc gcc-c++ kernel-devel
yum -y install python-devel libxslt-devel libffi-devel openssl-devel

vim /root/superset/venv/bin/superset_config.py

import sys # import sys package, if not already imported
reload(sys)
sys.setdefaultencoding('utf-8')
# Superset specific config
#---------------------------------------------------------
ROW_LIMIT = 200000
SUPERSET_WORKERS = 4
 
SUPERSET_WEBSERVER_PORT = 8099
#---------------------------------------------------------
 
#---------------------------------------------------------
# Flask App Builder configuration
#---------------------------------------------------------
# Your App secret key
SECRET_KEY = '\2\1t567fgj7dtghjdhfui64@#$&77cvw424tkey\1\2\e\y\y\h'
 
# The SQLAlchemy connection string to your database backend
# This connection defines the path to the database that stores your
# superset metadata (slices, connections, tables, dashboards, ...).
# Note that the connection information to connect to the datasources
# you want to explore are managed directly in the web UI
#SQLALCHEMY_DATABASE_URI = 'sqlite:////path/to/superset.db'
SQLALCHEMY_DATABASE_URI = 'mysql://root:123456@172.17.31.248:3306/superset'
 
# Flask-WTF flag for CSRF
CSRF_ENABLED = True
 
# Set this API key to enable Mapbox visualizations
MAPBOX_API_KEY = ''

fabmanager create-admin --app superset

superset db upgrade