python / python/cpython

binascii.Error raised in smtplib when initial_response_ok=False

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3.7 (EOL) 3.8 (EOL) 3.9 (EOL) topic-email type-bug
Dominant language
Python
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Description

BPO 43949
Nosy @warsaw, @bitdancer, @pepoluan

Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.

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GitHub fields:

assignee = None
closed_at = None
created_at = <Date 2021-04-27.07:57:58.359>
labels = ['3.8', 'type-bug', '3.7', 'expert-email', '3.9']
title = 'binascii.Error raised in smtplib when initial_response_ok=False'
updated_at = <Date 2021-05-07.07:37:31.111>
user = 'https://bugs.python.org/junpengruan'

bugs.python.org fields:

activity = <Date 2021-05-07.07:37:31.111>
actor = 'junpengruan'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['email']
creation = <Date 2021-04-27.07:57:58.359>
creator = 'junpengruan'
dependencies = []
files = []
hgrepos = []
issue_num = 43949
keywords = []
message_count = 5.0
messages = ['392039', '393059', '393060', '393061', '393172']
nosy_count = 4.0
nosy_names = ['barry', 'r.david.murray', 'pepoluan', 'junpengruan']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = 'behavior'
url = 'https://bugs.python.org/issue43949'
versions = ['Python 3.6', 'Python 3.7', 'Python 3.8', 'Python 3.9']

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start with the smtplib path taken when initial_response_ok=False and reproduce the reported binascii.Error. Trace how the SMTP response is parsed, then add a regression test that captures the intended behavior and confirms the error no longer occurs.

Written by the indexing model from the issue text.

Assessment

Tech stack
python
Domain
networking
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
32/100

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