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opt / hc_python / lib / python3.12 / site-packages / urllib3 /

?? ..
?? __init__.py(6.82 KB)
?? __pycache__
?? _base_connection.py(5.44 KB)
?? _collections.py(16.89 KB)
?? _request_methods.py(9.7 KB)
?? _version.py(411 B)
?? connection.py(38.94 KB)
?? connectionpool.py(42.35 KB)
?? contrib
?? exceptions.py(9.41 KB)
?? fields.py(10.58 KB)
?? filepost.py(2.33 KB)
?? http2
?? poolmanager.py(22.38 KB)
?? py.typed(93 B)
?? response.py(44.13 KB)
?? util

Editing: filepost.py

from __future__ import annotations

import binascii
import codecs
import os
import typing
from io import BytesIO

from .fields import _TYPE_FIELD_VALUE_TUPLE, RequestField

writer = codecs.lookup("utf-8")[3]

_TYPE_FIELDS_SEQUENCE = typing.Sequence[
    typing.Union[tuple[str, _TYPE_FIELD_VALUE_TUPLE], RequestField]
]
_TYPE_FIELDS = typing.Union[
    _TYPE_FIELDS_SEQUENCE,
    typing.Mapping[str, _TYPE_FIELD_VALUE_TUPLE],
]

def choose_boundary() -> str:
    """
    Our embarrassingly-simple replacement for mimetools.choose_boundary.
    """
    return binascii.hexlify(os.urandom(16)).decode()

def iter_field_objects(fields: _TYPE_FIELDS) -> typing.Iterable[RequestField]:
    """
    Iterate over fields.

Supports list of (k, v) tuples and dicts, and lists of
    :class:`~urllib3.fields.RequestField`.

"""
    iterable: typing.Iterable[RequestField | tuple[str, _TYPE_FIELD_VALUE_TUPLE]]

if isinstance(fields, typing.Mapping):
        iterable = fields.items()
    else:
        iterable = fields

for field in iterable:
        if isinstance(field, RequestField):
            yield field
        else:
            yield RequestField.from_tuples(*field)

def encode_multipart_formdata(
    fields: _TYPE_FIELDS, boundary: str | None = None
) -> tuple[bytes, str]:
    """
    Encode a dictionary of ``fields`` using the multipart/form-data MIME format.

:param fields:
        Dictionary of fields or list of (key, :class:`~urllib3.fields.RequestField`).
        Values are processed by :func:`urllib3.fields.RequestField.from_tuples`.

:param boundary:
        If not specified, then a random boundary will be generated using
        :func:`urllib3.filepost.choose_boundary`.
    """
    body = BytesIO()
    if boundary is None:
        boundary = choose_boundary()

for field in iter_field_objects(fields):
        body.write(f"--{boundary}\r\n".encode("latin-1"))

writer(body).write(field.render_headers())
        data = field.data

if isinstance(data, int):
            data = str(data)  # Backwards compatibility

if isinstance(data, str):
            writer(body).write(data)
        else:
            body.write(data)

body.write(b"\r\n")

body.write(f"--{boundary}--\r\n".encode("latin-1"))

content_type = f"multipart/form-data; boundary={boundary}"

return body.getvalue(), content_type

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