[GitHub] [incubator-superset] ngritsuk opened a new issue #8286: Schedule Email Reports for Charts works incorrect

[GitBox <gi...@apache.org>]

ngritsuk opened a new issue #8286: Schedule Email Reports for Charts works incorrect
URL: https://github.com/apache/incubator-superset/issues/8286
 
 
   When I try to send test email for chart with **Raw data** email format and **Attachment** delivery type, select checkbox Send Test Email and input email address into  Test Email Recipients, I get **Schedule changes will get applied in one hour**  message and following trace 
   
   ```
   2019-09-24 15:51:01,893:INFO:werkzeug:172.19.0.2 - - [24/Sep/2019 15:51:01] "GET /superset/explore_json/?csv=true&form_data=%7B%22slice_id%22%3A+27%7D HTTP/1.1" 200 -
   [2019-09-24 15:51:01,895: ERROR/MainProcess] Task email_reports.send[1f0a1575-68d6-46ba-9ef1-2552b56468f0] raised unexpected: TypeError('expected bytes-like object, not NoneType',)
   Traceback (most recent call last):
     File "/usr/local/lib/python3.6/base64.py", line 510, in _input_type_check
       m = memoryview(s)
   TypeError: memoryview: a bytes-like object is required, not 'NoneType'
   
   The above exception was the direct cause of the following exception:
   
   Traceback (most recent call last):
     File "/usr/local/lib/python3.6/site-packages/celery/app/trace.py", line 385, in trace_task
       R = retval = fun(*args, **kwargs)
     File "/usr/local/lib/python3.6/site-packages/celery/app/trace.py", line 648, in __protected_call__
       return self.run(*args, **kwargs)
     File "/home/superset/superset/tasks/schedules.py", line 367, in schedule_email_report
       deliver_slice(schedule)
     File "/home/superset/superset/tasks/schedules.py", line 346, in deliver_slice
       _deliver_email(schedule, subject, email)
     File "/home/superset/superset/tasks/schedules.py", line 84, in _deliver_email
       dryrun=config.get("SCHEDULED_EMAIL_DEBUG_MODE"),
     File "/home/superset/superset/utils/core.py", line 722, in send_email_smtp
       body, Content_Disposition="attachment; filename='%s'" % name, Name=name
     File "/usr/local/lib/python3.6/email/mime/application.py", line 37, in __init__
       _encoder(self)
     File "/usr/local/lib/python3.6/email/encoders.py", line 32, in encode_base64
       encdata = str(_bencode(orig), 'ascii')
     File "/usr/local/lib/python3.6/base64.py", line 527, in encodebytes
       _input_type_check(s)
     File "/usr/local/lib/python3.6/base64.py", line 513, in _input_type_check
       raise TypeError(msg) from err
   TypeError: expected bytes-like object, not NoneType
   127.0.0.1 - - [24/Sep/2019 15:51:03] "GET /health HTTP/1.1" 200 -
   2019-09-24 15:51:03,620:INFO:werkzeug:127.0.0.1 - - [24/Sep/2019 15:51:03] "GET /health HTTP/1.1" 200 -
   ```

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