Я могу отправить текстовое электронное письмо с помощью API-интерфейса Python Mailgun:
def send_simple_message(mailtext, filename=""):
requests.post("https://api.mailgun.net/v3/mydomain.in/messages",
auth=("api", "key-1234"),
files=[("attachment", open(filename))],
data={"from": "Credit Card Manager <creditcards@mydomain.in>",
"to": ["bob@mydomain.in"],
"subject": "Summary of Credit Card payments due",
"text": mailtext})
Приведенный выше код работает нормально, и сообщение доставлено.
Однако, когда я пытаюсь сделать следующее, используя HTML-строку,
def send_simple_message(mailtext, mailhtml, filename=""):
requests.post("https://api.mailgun.net/v3/mydomain.in/messages",
auth=("api", "key-61a652b57"),
files=[("attachment", open(filename))],
data={"from": "Credit Card Manager <creditcards@mydomain.in>",
"to": ["bob@mydomain.in"],
"subject": "Summary of Credit Card payments due",
"text": mailtext,
"html": mailhtml})
где mailhtml - следующая строка:
<html><body><h4>CREDIT CARD STATEMENT FOR MAY</h4><table><tr><th>Card</th><th>Dues</th><th>Date</th></tr><tr><td>Standard Chartered</td><td>3,755.29</td><td>16/05/2018</td></tr><tr><td>HDFC</td><td>41,616.90</td><td>04/05/2018</td></tr><tr><td>ICICI</td><td>5,833.74</td><td>11/05/2018</td></tr><tr><td>SBI</td><td>20,667.00</td><td>01/05/2018</td></tr></table></body></html>
Я получаю следующую ошибку:
Traceback (most recent call last):
File "getcreditcards.py", line 611, in <module>
send_simple_message(txtbody, htmlbody, os.getcwd() + '/' + excelfilename)
File "getcreditcards.py", line 484, in send_simple_message
"html": mailhtml
File "/usr/lib/python3/dist-packages/requests/api.py", line 112, in post
return request('post', url, data=data, json=json, **kwargs)
File "/usr/lib/python3/dist-packages/requests/api.py", line 58, in request
return session.request(method=method, url=url, **kwargs)
File "/usr/lib/python3/dist-packages/requests/sessions.py", line 488, in request
prep = self.prepare_request(req)
File "/usr/lib/python3/dist-packages/requests/sessions.py", line 431, in prepare_request
hooks=merge_hooks(request.hooks, self.hooks),
File "/usr/lib/python3/dist-packages/requests/models.py", line 308, in prepare
self.prepare_body(data, files, json)
File "/usr/lib/python3/dist-packages/requests/models.py", line 496, in prepare_body
(body, content_type) = self._encode_files(files, data)
File "/usr/lib/python3/dist-packages/requests/models.py", line 159, in _encode_files
fdata = fp.read()
File "/usr/lib/python3.6/codecs.py", line 321, in decode
(result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0xd0 in position 0: invalid continuation byte
В чем здесь проблема?