
    &`i                     T    d dl Z d dlmZmZ d dlmZ e G d d                      ZdS )    N)AnyTuple)OldAPIStackc                   X    e Zd ZdZ	 ddej        dedededef
dZd	e	e
ef         fd
ZdS )MinibatchBufferzkRing buffer of recent data batches for minibatch SGD.

    This is for use with AsyncSamplesOptimizer.
       inqueuesizetimeout
num_passesinit_num_passesc                     || _         || _        || _        || _        || _        dg|z  | _        dg|z  | _        d| _        dS )a  Initialize a minibatch buffer.

        Args:
           inqueue (queue.Queue): Queue to populate the internal ring buffer
              from.
           size: Max number of data items to buffer.
           timeout: Queue timeout
           num_passes: Max num times each data item should be emitted.
           init_num_passes: Initial passes for each data item.
              Maxiumum number of passes per item are increased to num_passes over
              time.
        Nr   )r	   r
   r   max_initial_ttlcur_initial_ttlbuffersttlidx)selfr	   r
   r   r   r   s         x/home/jaya/work/projects/VOICE-AGENT/VIET/agent-env/lib/python3.11/site-packages/ray/rllib/execution/minibatch_buffer.py__init__zMinibatchBuffer.__init__   sN    ( 	).v}3:    returnc                    | j         | j                 dk    ra| j                            | j                  | j        | j        <   | j        | j         | j        <   | j        | j        k     r| xj        dz  c_        | j        | j                 }| j         | j        xx         dz  cc<   | j         | j                 dk    }|rd| j        | j        <   | j        dz   t          | j                  z  | _        ||fS )zGet a new batch from the internal ring buffer.

        Returns:
           buf: Data item saved from inqueue.
           released: True if the item is now removed from the ring buffer.
        r   )r   r   N)	r   r   r	   getr   r   r   r   len)r   bufreleaseds      r   r   zMinibatchBuffer.get+   s     8DH""%)\%5%5dl%5%K%KDL"!%!5DHTX#d&:::$$)$$l48$a8DH%* 	*%)DL"HqLC$5$55H}r   N)r   )__name__
__module____qualname____doc__queueQueueintfloatr   r   r   boolr    r   r   r   r      s           !   	
     :U39%      r   r   )r"   typingr   r   ray.rllib.utils.annotationsr   r   r'   r   r   <module>r*      sv             3 3 3 3 3 3 5 5 5 5 5 5 5 5 5 5r   