Source code
import email.message
import email.policy
import mimetypes
import warnings
from collections import namedtuple
from datetime import datetime, timezone
from email import charset as Charset
from email import generator
from email.errors import HeaderParseError
from email.header import Header
from email.headerregistry import Address, AddressHeader, parser
from email.mime.base import MIMEBase
from email.mime.message import MIMEMessage
from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText
from email.utils import formataddr, getaddresses, make_msgid
from io import BytesIO, StringIO
from pathlib import Path
from django.conf import settings
from django.core.mail.utils import DNS_NAME
from django.utils.deprecation import (
RemovedInDjango70Warning,
deprecate_posargs,
warn_about_external_use,
)
from django.utils.encoding import force_bytes, force_str, punycode
from django.utils.timezone import get_current_timezone
from .deprecation import ( CONNECTION_ARG_WARNING,
FAIL_SILENTLY_ARG_WARNING, report_using_incompatibility, )
class SafeMIMEMultipart(MIMEMixin, MIMEMultipart):
def __init__(
self, _subtype="mixed", boundary=None, _subparts=None, encoding=None, **_params ):
self.encoding = encoding
MIMEMultipart.__init__(self, _subtype, boundary, _subparts, **_params)
def __setitem__(self, name, val):
name, val = forbid_multi_line_headers(name, val, self.encoding)
MIMEMultipart.__setitem__(self, name, val)
Run 1
The code shows some readability but has several issues. Imports are mostly organized but include odd spacing in the deprecation import block and a trailing space in the __init__ signature. The SafeMIMEMultipart class has reasonable structure with clear inheritance and straightforward __init__ and __setitem__ methods. However, the __init__ method's parameter formatting is inconsistent—misaligned spacing and the `**_params` parameter lacks a space before it, reducing clarity. The docstring is missing, making intent less explicit. The __setitem__ method is concise, but the helper function `forbid_multi_line_headers` and `MIMEMixin` are not defined in this snippet, creating ambiguity about functionality. Nesting is flat and action granularity is good. Overall, the code is functional but suffers from formatting inconsistencies and missing context, placing it slightly above average.
Run 2
The code imports are excessive and disorganized, with mixed formatting and unnecessary imports (e.g., Charset, HeaderParseError, Header, Address, AddressHeader, parser, MIMEBase, MIMEMessage, MIMEText, BytesIO, StringIO, Path, DNS_NAME, get_current_timezone, warn_about_external_use). This suggests tangled structure and poor clarity of intent. The deprecation import block is heavily misaligned with inconsistent indentation and a trailing comma, hurting readability. The SafeMIMEMultipart class has no clear reason to combine MIMEMixin and MIMEMultipart, and its __init__ has odd parameter formatting (misaligned closing parenthesis, trailing spaces) that obscures intent. Nesting is shallow, which is good, and actions are mostly one per line, but the overall flow feels cluttered due to import noise and formatting issues. Code length is inflated by unused or contextually unrelated imports. Reading flow is impaired by the deprecation multiline import and inconsistent alignment. While the class itself is simple, the surrounding code and dependencies make it hard to see the purpose.
Run 3
The code shows some organizational strengths but suffers from formatting inconsistencies and unclear intent. Imports are logically grouped but have irregular spacing and alignment issues (e.g., the deprecation import block). The class implementation is brief, and nesting is minimal, which is positive. However, the constructor parameter alignment is inconsistent, making it harder to parse visually. Action granularity is reasonable—each line performs one logical operation—but the reading flow is disrupted by odd whitespace and parameter formatting. The class inherits from MIMEMixin which is not shown, reducing clarity of intent for someone reviewing this file in isolation. The use of `**_params` and `_subtype` with leading underscores suggests internal conventions but isn't self-explanatory. Overall, the code is functional but would benefit from consistent formatting, better alignment, and clearer separation of concerns in the import section to improve readability.
Run 1
Code Structure: Imports precede a small, logically organized class, although the many imports distract from the limited functionality shown. Nesting: Methods are flat and easy to follow. Clarity of intent: The class name and header-validation call clearly indicate safer MIME handling; however, MIMEMixin and forbid_multi_line_headers are not defined or imported in the snippet, reducing self-contained clarity. Code length: The implementation is concise, but the extensive import section is disproportionate to the displayed code. Action granularity: Each statement performs one clear action. Reading flow: Constructor setup followed by header assignment handling is natural, but irregular spacing, awkward import formatting, and the misplaced closing parenthesis in the constructor signature disrupt scanning.
Run 2
Code Structure: Imports precede a small, logically organized class, although many imports are unused in this excerpt and dependencies such as MIMEMixin are not shown. Nesting: Minimal nesting makes both methods easy to follow. Clarity of intent: The class name and header-validation call convey safe multipart handling, though abbreviated parameter names and missing context slightly reduce clarity. Code length: Methods are concise, but the extensive import block overwhelms the small implementation. Action granularity: Each statement performs one clear action. Reading flow: Method execution reads naturally, but inconsistent spacing, awkward multiline formatting in the deprecation import and constructor signature, and limited separation between imports and the class disrupt scanning.
Run 3
Code Structure: Imports precede a small, logically organized class, though many imports are unused in this snippet and dependency definitions are absent. Nesting: Methods are flat and easy to follow. Clarity of intent: The class name and header-validation call clearly convey safer MIME handling, although MIMEMixin and forbid_multi_line_headers require external context. Code length: Methods are concise, but the extensive import list outweighs the shown implementation. Action granularity: Each statement performs one clear action on its own line. Reading flow: Initialization followed by header assignment is natural, but inconsistent spacing and awkward wrapping in the deprecation import and constructor signature interrupt scanning.