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producers.cpython-39.opt-1.pyc
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a 0�g!# � @ s� d Z ddlmZ ddlmZ G dd� d�ZG dd� d�ZG dd � d �ZG d d � d �ZG d d � d �Z G dd� d�Z G dd� d�Z G dd� d�Z G dd� d�Z G dd� d�Zz ddlZW n ey� dZY n0 G dd� d�ZG dd � d �ZdS ) z;$Id: producers.py,v 1.9 2004/04/21 13:56:28 akuchling Exp $� )�find_prefix_at_end)�as_bytesc @ s" e Zd ZdZddd�Zdd� ZdS ) �simple_producerzproducer for a string� c C s || _ || _d S �N)�data� buffer_size��selfr r � r �?/usr/lib/python3.9/site-packages/supervisor/medusa/producers.py�__init__ s zsimple_producer.__init__c C sJ t | j�| jkr6| jd | j� }| j| jd � | _|S | j}d| _|S d S �N� )�lenr r �r �resultr r r �more s zsimple_producer.moreN)r ��__name__� __module__� __qualname__�__doc__r r r r r r r s r c @ s" e Zd ZdZddd�Zdd� ZdS ) �scanning_producerz:like simple_producer, but more efficient for large stringsr c C s || _ || _d| _d S �Nr )r r �posr r r r r # s zscanning_producer.__init__c C sZ | j t| j�k rR| j }tt| j�| j | j �}| j||� }| j t|�7 _ |S dS d S r )r r r �minr )r ZlpZrpr r r r r ( s �zscanning_producer.moreN)r r r r r r r ! s r c @ s e Zd ZdZdd� Zdd� ZdS )�lines_producerz producer for a list of linesc C s || _ d S r )�lines�r r r r r r 8 s zlines_producer.__init__c C s: | j r2| j d d� }| j dd � | _ d�|�d S dS d S )N�2 � � )r �join)r �chunkr r r r ; s zlines_producer.moreNr r r r r r 5 s r c @ s e Zd ZdZdd� Zdd� ZdS )�buffer_list_producerz producer for a list of stringsc C s d| _ || _d S r )�index�buffers)r r' r r r r H s z buffer_list_producer.__init__c C s6 | j t| j�krdS | j| j }| j d7 _ |S d S �Nr � )r& r r' �r r r r r r L s zbuffer_list_producer.moreNr r r r r r% C s r% c @ s$ e Zd ZdZdZdd� Zdd� ZdS )� file_producerz(producer wrapper for file[-like] objects� c C s d| _ || _d S r )�done�file)r r. r r r r Z s zfile_producer.__init__c C s< | j r dS | j�| j�}|s4| j�� | `d| _ dS |S d S r( )r- r. �read�out_buffer_size�closer* r r r r ^ s zfile_producer.moreN)r r r r r0 r r r r r r r+ T s r+ c @ sH e Zd ZdZdd� Zdd� Zdd� Zdd � Zd d � Zd d � Z dd� Z dS )�output_producerz;Acts like an output file; suitable for capturing sys.stdoutc C s d| _ d S r �r �r r r r r t s zoutput_producer.__init__c C s& |� d�}d�|�}| j|7 _d S )N� r! )�splitr# r )r r r r r r �writew s zoutput_producer.writec C s | j | d | _ d S �Nr! r3 )r �liner r r � writeline| s zoutput_producer.writelinec C s | j d�|� d | _ d S r8 )r r# r r r r � writelines s zoutput_producer.writelinesc C s d S r r r4 r r r �flush� s zoutput_producer.flushc G s d S r r )r �argsr r r � softspace� s zoutput_producer.softspacec C s0 | j r(| j d d� }| j dd � | _ |S dS d S )Ni r" r3 r r r r r � s zoutput_producer.moreN) r r r r r r7 r: r; r< r> r r r r r r2 r s r2 c @ s e Zd ZdZdd� Zdd� ZdS )�composite_producerz$combine a fifo of producers into onec C s || _ d S r )� producers)r r@ r r r r � s zcomposite_producer.__init__c C s6 t | j�r2| jd }|�� }|r$|S | j�d� q dS )Nr r )r r@ r �pop)r �p�dr r r r � s zcomposite_producer.moreNr r r r r r? � s r? c @ s" e Zd ZdZddd�Zdd� ZdS ) �globbing_producerz� 'glob' the output from a producer into a particular buffer size. helps reduce the number of calls to send(). [this appears to gain about 30% performance on requests to a single channel] r, c C s || _ d| _|| _d S r )�producer�bufferr )r rE r r r r r � s zglobbing_producer.__init__c C s@ t | j�| jk r0| j�� }|r0| j| | _q q0q | j}d| _|S r )r rF r rE r )r r �rr r r r � s zglobbing_producer.moreN)r, r r r r r rD � s rD c @ s e Zd ZdZdd� Zdd� ZdS )�hooked_producerz� A producer that will call <function> when it empties,. with an argument of the number of bytes produced. Useful for logging/instrumentation purposes. c C s || _ || _d| _d S r )rE �function�bytes)r rE rI r r r r � s zhooked_producer.__init__c C sF | j r>| j �� }|s(d | _ | �| j� n| jt|�7 _|S dS d S )Nr" )rE r rI rJ r r r r r r � s zhooked_producer.moreNr r r r r rH � s rH c @ s" e Zd ZdZddd�Zdd� ZdS )�chunked_producera' A producer that implements the 'chunked' transfer coding for HTTP/1.1. Here is a sample usage: request['Transfer-Encoding'] = 'chunked' request.push ( producers.chunked_producer (your_producer) ) request.done() Nc C s || _ || _d S r )rE �footers)r rE rL r r r r � s zchunked_producer.__init__c C sd | j r\| j �� }|r4dt|� }t|�d | d S d | _ | jrVd�dg| j �d S dS ndS d S )Nz%xs � 0s s 0 r )rE r r r rL r# )r r �sr r r r � s zchunked_producer.more)Nr r r r r rK � s rK Nc @ s" e Zd ZdZddd�Zdd� ZdS ) �compressed_producerz: Compress another producer on-the-fly, using ZLIB � c C s || _ t�|�| _d S r )rE �zlib� compressobj� compressor)r rE �levelr r r r s z compressed_producer.__init__c C sF | j r>d}|s:| j �� }|s,d | _ | j�� S | j�|�}q |S dS d S r )rE r rS r< �compress)r Zcdatar r r r r s zcompressed_producer.moreN)rP r r r r r rO � s rO c @ s" e Zd ZdZd dd�Zdd� ZdS ) �escaping_producerz0A producer that escapes a sequence of characters� .� ..c C s" || _ || _|| _d| _t| _d S r )rE �esc_from�esc_torF r )r rE rY rZ r r r r s zescaping_producer.__init__c C sn | j }| j}| j| j�� }|rf|�||�}| �||�}|rZ|| d � | _|d | � S d| _|S n|S d S r )rY rZ rF rE r �replacer )r rY rZ rF �ir r r r ' s zescaping_producer.moreN)rW rX r r r r r rV s rV )ZRCS_IDZ supervisor.medusa.asynchat_25r Zsupervisor.compatr r r r r% r+ r2 r? rD rH rK rQ � ImportErrorrO rV r r r r �<module> s$