o
    i                     @   s   d dl mZ d dlZd dlmZ d dlmZ d dlmZ d dl	m
Z
 d dlmZ d dlmZ d d	lmZ d d
lmZ d dlmZ d dlmZ d dlmZ d dlmZ eeZejeejeejeiZG dd deZdS )    )futuresN)
get_logger)PeriodicService)ServiceStatus)telemetry_writer)TELEMETRY_NAMESPACE)RLock)RagasAnswerRelevancyEvaluator)RagasContextPrecisionEvaluator)RagasFaithfulnessEvaluator)EvaluatorRunnerSampler)LLMObsSpanEvent)Spanc                       sv   e Zd ZdZdZddef fddZ fddZdd
dZdddZ	de
ded	dfddZdded	dfddZ  ZS )EvaluatorRunnerzBase class for evaluating LLM Observability span events
    This class
    1. parses active evaluators from the environment and initializes these evaluators
    2. triggers evaluator runs over buffered finished spans on each `periodic` call
    DD_LLMOBS_EVALUATORSNintervalc                    s.  t t| j|d t | _g | _d| _|| _t	 | _
t | _|d u r%g n|| _t| jdkr1d S t| j}|d u r=d S |d}|D ]P}|tv rd}z0z| jt| |d W n tyj } zd}|d }~ww W tjtjdd	d
|fd|ffd qDtjtjdd	d
|fd|ffd w td|d S )N)r   i  r   ,ok)llmobs_serviceerrorzevaluators.init   evaluator_labelstate)	namespacenamevaluetagsz Parsed unsupported evaluator: {})superr   __init__r   _lock_buffer_buffer_limitr   r   ThreadPoolExecutorexecutorr   sampler
evaluatorslenosgetenvEVALUATORS_ENV_VARsplitSUPPORTED_EVALUATORSappendNotImplementedErrorr   add_count_metricr   MLOBS
ValueErrorformat)selfr   r   r%   evaluator_str	evaluatorevaluator_init_statee	__class__ U/home/ubuntu/.local/lib/python3.10/site-packages/ddtrace/llmobs/_evaluators/runner.pyr   %   sT   


zEvaluatorRunner.__init__c                    s<   | j std| jj d S tt|   td| jj d S )Nz)no evaluators configured, not starting %rz
started %r)r%   loggerdebugr8   __name__r   r   start)r2   argskwargsr7   r9   r:   r>   M   s
   zEvaluatorRunner.startreturnc                 C   s   | j dd | jjdd dS )z
        Ensures all spans are evaluated & evaluation metrics are submitted when evaluator runner
        is stopped by the LLM Obs instance
        T)
_wait_sync)waitN)periodicr#   shutdownr2   r9   r9   r:   _stop_serviceT   s   zEvaluatorRunner._stop_servicec                 C   s   | j | j| j| jdS )N)r   r   r%   )r8   	_intervalr   r%   rF   r9   r9   r:   recreate\   s
   zEvaluatorRunner.recreate
span_eventspanc                 C   s   | j tjkrd S | j, t| j| jkr'td| j	j
| j 	 W d    d S | j||f W d    d S 1 s:w   Y  d S )Nz2%r event buffer full (limit is %d), dropping event)statusr   STOPPEDr   r&   r    r!   r;   warningr8   r=   r,   )r2   rJ   rK   r9   r9   r:   enqueuec   s   "zEvaluatorRunner.enqueueFrB   c              
   C   s   | j  | js	 W d   dS | j}g | _W d   n1 s w   Y  z(| jD ]!}|D ]\}}| j|j|rI|sD| j|j| q-|| q-q)W dS  t	yf } zt
d| W Y d}~dS d}~ww )aE  
        :param bool _wait_sync: if `True`, each evaluator is run for each span in the buffer
        synchronously. This param is only set to `True` for when the evaluator runner is stopped by the LLM Obs
        instance on process exit and we want to block until all spans are evaluated and metrics are submitted.
        Nzfailed to run evaluation: %s)r   r    r%   r$   sampleLABELr#   submitrun_and_submit_evaluationRuntimeErrorr;   r<   )r2   rB   span_events_and_spansr4   rJ   rK   r6   r9   r9   r:   rD   n   s*   

zEvaluatorRunner.periodic)NN)rA   N)rA   r   )F)r=   
__module____qualname____doc__r)   floatr   r>   rG   rI   r   r   rO   boolrD   __classcell__r9   r9   r7   r:   r      s    (

r   ) 
concurrentr   r'   ddtrace.internal.loggerr   ddtrace.internal.periodicr   ddtrace.internal.servicer   ddtrace.internal.telemetryr   $ddtrace.internal.telemetry.constantsr   ddtrace.internal.threadsr   1ddtrace.llmobs._evaluators.ragas.answer_relevancyr	   2ddtrace.llmobs._evaluators.ragas.context_precisionr
   -ddtrace.llmobs._evaluators.ragas.faithfulnessr   "ddtrace.llmobs._evaluators.samplerr   ddtrace.llmobs._writerr   ddtrace.tracer   r=   r;   rQ   r+   r   r9   r9   r9   r:   <module>   s(    