U
��`� �@s�ddlmZddlZddlZddlZddlmZddlmZddl m
Z
ddlmZe�
d�d Zd
d�Zdd
�Zdd�Zddd�ZdS)�)�absolute_importN)�BytesIO�)�RequestField)�six)�bzutf-8�cCs$t�t�d��}tjs |�d�}|S)zN
Our embarrassingly-simple replacement for mimetools.choose_boundary.
��ascii)�binasciiZhexlify�os�urandomrZPY2�decode)�boundary�r�A/opt/alt/python38/lib/python3.8/site-packages/urllib3/filepost.py�choose_boundarys
rccsJt|t�rt�|�}nt|�}|D]"}t|t�r8|Vq"tj|�Vq"dS)z�
Iterate over fields.
Supports list of (k, v) tuples and dicts, and lists of
:class:`~urllib3.fields.RequestField`.
N)�
isinstance�dictr� iteritems�iterrZfrom_tuples)�fields�i�fieldrrr�iter_field_objectss
rcCs,t|t�rdd�t�|�D�Sdd�|D�S)a-
.. deprecated:: 1.6
Iterate over fields.
The addition of :class:`~urllib3.fields.RequestField` makes this function
obsolete. Instead, use :func:`iter_field_objects`, which returns
:class:`~urllib3.fields.RequestField` objects.
Supports list of (k, v) tuples and dicts.
css|]\}}||fVqdS�Nr��.0�k�vrrr� <genexpr>:sziter_fields.<locals>.<genexpr>css|]\}}||fVqdSrrrrrrr <s)rrrr)rrrr�iter_fields-s
r!cCs�t�}|dkrt�}t|�D]p}|�td|��t|��|���|j}t|t �r\t
|�}t|tj�rxt|��|�n
|�|�|�d�q|�td|��t
d|�}|�
�|fS)aQ
Encode a dictionary of ``fields`` using the multipart/form-data MIME format.
:param fields:
Dictionary of fields or list of (key, :class:`~urllib3.fields.RequestField`).
:param boundary:
If not specified, then a random boundary will be generated using
:func:`urllib3.filepost.choose_boundary`.
Nz--%s
s
z--%s--
z multipart/form-data; boundary=%s)rrr�writer�writerZrender_headers�datar�int�strrZ text_type�getvalue)rrZbodyrr$Zcontent_typerrr�encode_multipart_formdata?s
r()N)Z
__future__rr�codecsr�iorrrZpackagesrZpackages.sixr�lookupr#rrr!r(rrrr�<module>s
|