from flask import Flask from flask_qiniustorage import Qiniu   QINIU_ACCESS_KEY = '七牛 Access Key' QINIU_SECRET_KEY = '七牛 Secret Key' QINIU_BUCKET_NAME = '七牛空间名称' QINIU_BUCKET_DOMAIN = '七牛空间对应域名'   app = Flask(__name__) app.config.from_object(__name__) qiniu_store = Qiniu(app) # 或者 # qiniu_store = Qiniu() # qiniu_store.init_app(app)   # 保存文件到七牛 @app.route('/save') def save():     data = 'data to save'     filename = 'filename'     ret, info = qiniu_store.save(data, filename)     return str(ret)   # 删除七牛空间中的文件 @app.route('/delete') def delete():     filename = 'filename'     ret, info = qiniu_store.delete(filename)     return str(ret)   # 根据文件名获取对应的公开URL @app.route('/url') def url():     filename = 'filename'     return qiniu_store.url(filename)