url='ptenantectdtest.blob.core.windows.net/documentcontainer/0bbc072c-9114-4ff5-9bc7-dbcc86bff54d?sv=2015-12-11&sr=b&sig=0gqc0l8csgO82dTV5NnTidrQV570YwrVOofN4ZSxSo4%3D&st=2019-07-20T12%3A51%3A12Z&se=2019-07-21T13%3A01%3A12Z&sp=r&rscd=attachment%3B%20filename%3D%20%225ca21af9-5b67-45f8-969c-ae571431c665.pdf%22'

code(unsuccessful attempt):-
'''python
from flask import Flask
from flask import send_file
app = Flask(__name__)

@app.route('/', defaults={'path': ''})
@app.route('/<path:path>')
def downloadFile(path):
    if path is None:
        self.Error(400)
    try:
        return send_file(path, as_attachment=True)
    except Exception as e:
        self.log.exception(e)
        self.Error(400)

if __name__ == '__main__':
    app.run(debug=False)

from flask import Flask
from flask import send_file
app = Flask(__name__)

@app.route('/download')
def downloadFile ():

    path = 'ptenantectdtest.blob.core.windows.net/documentcontainer/7d9843fd-0a92-4fbc-aa73-06aa074ca26b?sv=2015-12-11&sr=b&sig=TwA4zEdKWGpZO7hzI9FYjn07S8aN0wCOyQUkzCS5x5Y%3D&st=2019-07-18T18%3A18%3A43Z&se=2019-07-19T18%3A28%3A43Z&sp=r&rscd=attachment%3B%20filename%3D%20%22f4d50a94-580e-4093-b8fd-0a6a78b3b1e6.pdf%22'
    return send_file(path, as_attachment=True)

if __name__ == '__main__':
    app.run(debug=False)