Aluode/PerceptionLabPortable
0
1o
2 ��Yi[ � @ s< d dl Z d dlZd dlmZ d dlmZ G dd� de�ZdS )� N)�unquote)�AbstractFileSystemc sd e Zd ZdZdZ� fdd�Zddd�Zdd � Z 3 dd d
�Ze dde4de dB fdd��Z � Z
S )�DataFileSystemz�A handy decoder for data-URLs5 6 Example7 -------8 >>> with fsspec.open("data:,Hello%2C%20World%21") as f:9 ... print(f.read())10 b"Hello, World!"11 12 See https://developer.mozilla.org/en-US/docs/Web/HTTP/Basics_of_HTTP/Data_URLs13 �datac s t � jdi |�� dS )z!No parameters for this filesystemN� )�super�__init__)�self�kwargs�� __class__r ��E:\DocsHouse\542 percep lab latest\PerceptionLab\PerceptionLab_Portable\python_embed\Lib\site-packages\fsspec/implementations/data.pyr s zDataFileSystem.__init__Nc K s@ |� dd�\}}|�d�rt�|�||� S t|��� ||� S )N�,� �base64)�split�endswithr � b64decoder �encode)r �path�start�endr14 �prefr r r r
�cat_file s 15zDataFileSystem.cat_filec K sH |� dd�\}}| �|�}|� dd�d � dd�d }|t|�d|d�S )Nr r �:�;r �file)�name�size�type�mimetype)r r �len)r r r16 r r r �mimer r r
�info s 17 zDataFileSystem.info�rbTc K s d|vrt d��t�| �|��S )N�rzRead only filesystem)�18ValueError�io�BytesIOr )r r �mode�19block_sizeZ20autocommitZ
cache_optionsr21 r r r
�_open& s zDataFileSystem._openr" c C s d|pd� dt �| ��� � �S )z�Format the given data into data-URL syntax22 23 This version always base64 encodes, even when the data is ascii/url-safe.24 zdata:� z;base64,)r � b64encode�decode)r r" r r r
r 3 s zDataFileSystem.encode)NN)r$ NTN)N)�__name__�25__module__� __qualname__�__doc__�protocolr r r# r+ � staticmethod�bytes�strr �
__classcell__r r r r
r s 26 27�
"r )r r' � urllib.parser Zfsspecr r r r r r
�<module> s28