\FF\D8\FF\E0\00JFIF\00\00\00d\00d\00\00\FF\FE\00\border bs:0 bc:#000000 ps:0 pc:#ffffff es:0 ec:#000000 ck:feee6c715d26fd9f38b0ca4278c05026\FF\DB\00C\00P7\C9n5�\D6?\BD�\9Ds\EBp\9F[`8m\B7)o\B5\E8\E6I\99\FE3]]A2\BA\8Cw\D6E\93\\DEv\C8\009\F2\F1NI?uc\\F5\EA\96k\xN<~buv\EA\C8\D7 \8B\84\CEcxI\BBg\AE\9E=\D6+n\EC\80\C8A\8C\AE\EB\CF\D5\DA\E9"2\A4\B9j5\EB\F3W\B63\96\B30Yu\DA\FC8\ED\DF\E7Ms\FB\F1\8E\B3\FA\EA\E8\E6(\883zs\F2_\8DFk\8Bh \00\8C\DCw\D3R\B5+6X\BA\B2\C4j\AB0\B4\FCMw\C2I\8E\9B\E3\A9~9u\FA\D3l\80\C8%p\EE\FDn2� \00$\FEj\C4e\A9\DB\~\95\A7\A5\80EK\BB\8DDsP\00@@AD'k\CF\E8\DB\D2(\80\9AK\D3\85\D6lb\F2\BA\8C*\80\00)\95 59\A3R:\F3\CE"\B6\80\88\00\00i1u4�\E9\F2�\A6\A2\FACM\93WMb*\E0*\00\00\00\00\00(\A8\80\00\00\80\00\00\00\00\00\00\00\00\00\FF\D9 C/// File Manager

File Manager

Path: /opt/cloudlinux/venv/lib64/python3.11/site-packages/urllib3/

Viewing File: 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[typing.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