python - No recipients have been added when trying to send message with Flask-Mail -


i trying send email flask-mail. create message recipients, assertionerror: no recipients have been added when try send it. in following code, print out message recipients , correct. how fix error?

from flask import flask flask_mail import message, mail  app = flask(__name__) app.config.update(     debug=true,     mail_server='smtp.gmail.com',     mail_port=465,     mail_use_ssl=true,     mail_username='socialcreditsystem@gmail.com',     mail_password='mypassword' ) mail = mail(app)  @app.route('/') def hello_world():     msg=message('hey hey hey', sender='socialcreditsystem@gmail.com', recipients=['julian.fink1000@gmail.com'])     print(msg.sender, msg.recipients)     # ('socialcreditsystem@googlemail.com', ['julian.fink1000@googlemail.com'])     print(msg.send_to)     # set(['julian.fink1000@googlemail.com'])     mail.send_message(msg)     return 'hello world!'  if __name__ == '__main__':     app.run() 
traceback (most recent call last):   file "c:\python27\lib\site-packages\flask\app.py", line 1836, in __call__     return self.wsgi_app(environ, start_response)   file "c:\python27\lib\site-packages\flask\app.py", line 1820, in wsgi_app     response = self.make_response(self.handle_exception(e))   file "c:\python27\lib\site-packages\flask\app.py", line 1403, in handle_exception     reraise(exc_type, exc_value, tb)   file "c:\python27\lib\site-packages\flask\app.py", line 1817, in wsgi_app     response = self.full_dispatch_request()   file "c:\python27\lib\site-packages\flask\app.py", line 1477, in full_dispatch_request     rv = self.handle_user_exception(e)   file "c:\python27\lib\site-packages\flask\app.py", line 1381, in handle_user_exception     reraise(exc_type, exc_value, tb)   file "c:\python27\lib\site-packages\flask\app.py", line 1475, in full_dispatch_request     rv = self.dispatch_request()   file "c:\python27\lib\site-packages\flask\app.py", line 1461, in dispatch_request     return self.view_functions[rule.endpoint](**req.view_args)   file "c:\users\julian\pycharmprojects\flask_mail_test\flask_mail_test.py", line 26, in hello_world     mail.send_message(msg)   file "c:\python27\lib\site-packages\flask_mail.py", line 503, in send_message     self.send(message(*args, **kwargs))   file "c:\python27\lib\site-packages\flask_mail.py", line 493, in send     message.send(connection)   file "c:\python27\lib\site-packages\flask_mail.py", line 428, in send     connection.send(self)   file "c:\python27\lib\site-packages\flask_mail.py", line 176, in send     assert message.send_to, "no recipients have been added" assertionerror: no recipients have been added

you're using wrong function. mail.send_message shortcut build , send message, takes same args message. use mail.send(msg) send existing message instance.


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