ERROR: test_restclient (__main__.GithubTest)
Test use of RestClient.
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Traceback (most recent call last):
  File "/Volumes/work/easybuild-framework/test/framework/github.py", line 575, in test_restclient
    status, body = client.user.emails.post(body='[email protected]')
  File "/Volumes/work/easybuild-framework/easybuild/base/rest.py", line 136, in post
    return self.request(self.POST, url, json.dumps(body), headers, content_type='application/json')
  File "/Volumes/work/easybuild-framework/easybuild/base/rest.py", line 167, in request
    conn = self.get_connection(method, url, body, headers)
  File "/Volumes/work/easybuild-framework/easybuild/base/rest.py", line 201, in get_connection
    connection = self.opener.open(request)
  File "/usr/local/Cellar/python/3.7.2/Frameworks/Python.framework/Versions/3.7/lib/python3.7/urllib/request.py", line 523, in open
    req = meth(req)
  File "/usr/local/Cellar/python/3.7.2/Frameworks/Python.framework/Versions/3.7/lib/python3.7/urllib/request.py", line 1247, in do_request_
    raise TypeError(msg)
TypeError: POST data should be bytes, an iterable of bytes, or a file object. It cannot be of type str.