o
    lQiI                     @  s   d Z ddlmZ ddlZddlZddlZddlZddlZddlZddl	Z	ddl
mZ ddlmZmZ ddlZddlmZmZ ddlmZmZmZmZmZmZ dd	lmZmZmZ dd
lm Z m!Z! ddl"m#Z# e$e%Z&dddZ'dddZ(G dd dZ)dS )a	  
Transcript variant shard worker.

Claims shard jobs from PostgreSQL, downloads input parquet/csv from R2, skips
fully Roman rows locally, batches the remaining rows through Gemini, uploads
packed parquet outputs back to R2, and records heartbeats/manifests in DB.
    )annotationsN)Path)AnyOptional   )	EnvConfigHEARTBEAT_INTERVAL_S)InputScriptProfileclassify_input_scriptdetect_script_countsextract_protected_spansget_target_script_blockromanized_text_is_ascii)
VariantJobVariantPostgresDBVariantWorkerStats)TranscriptVariantCacheManagerTranscriptVariantClient)VariantR2Clientnamestrdefaultintreturnc                 C  s.   zt t| t|W S  ty   | Y S w N)r   osgetenvr   
ValueErrorr   r    r   src/variant_worker.py_env_int'   s
   r!   c                 C  s   t | |S r   )r   r   r   r   r   r    _env_str.   s   r"   c                   @  s   e Zd Zd>ddZdd Zdd Zd	d
 Zdd Zdd Zd?ddZ	d@ddZ
dAdd ZdBd%d&ZdCd*d+ZdDd,d-ZdEd0d1ZdFd4d5ZdGd9d:Zd;d< Zd=S )HTranscriptVariantWorkerconfigr   c                 C  s   || _ |j| _t|j| _t|| _t | _t	
 | _d | _d | _tdd| _tdd| _tdd| _tdd| _tdd	| _td
d| _tdd| _d S )NVARIANT_BATCH_SIZE
   VARIANT_CONCURRENT_REQUESTS   VARIANT_MAX_JOBSr   VARIANT_MAX_ROWS_PER_JOBVARIANT_PACK_TARGET_VIDEOS2   VARIANT_PACK_TARGET_ROWSi  VARIANT_CACHE_TTL_Si  )r$   	worker_idr   database_urldbr   r2r   statsasyncioEvent_shutdown_event_heartbeat_taskclientr!   
batch_sizeconcurrent_requestsmax_jobsmax_rows_per_jobpack_target_videospack_target_rowscache_ttl_s)selfr$   r   r   r    __init__3   s   

z TranscriptVariantWorker.__init__c                   s   zgz/| j  I d H  | j  I d H  |  I d H  |  I d H  t|  | _| 	 I d H  W n- t
y^ } z!tjd|dd z| j | jt|I d H  W   t
yY   Y  w d }~ww W |  I d H  d S |  I d H  w )Nzvariant worker fatal error: %sTexc_info)r1   connectinit_schema	_register_setup_cacher4   create_task_heartbeat_loopr7   
_main_loop	Exceptionloggererrorset_worker_errorr/   r   _cleanupr@   er   r   r    startE   s*   "	zTranscriptVariantWorker.startc              
     sZ   ddt ddt dd| j| j| j| j| jjd	}| jj	| j
d| jj|d	I d H  d S )
Ntranscript_variantzgemini-3-flash-previewTHINKING_LEVELlowTEMPERATURE0)	worker_typemodelthinking_leveltemperaturer9   r:   r=   r>   gemini_key_indexaistudio)r/   providergpu_typeconfig_json)r   r   r9   r:   r=   r>   r$   r\   r1   register_workerr/   r_   )r@   r`   r   r   r    rF   W   s"   

z!TranscriptVariantWorker._registerc                   s`   t | jj}|| jI d H }|d }|di dd}td|| t| jj|d| _	d S )Nr   usageMetadatatotalTokenCount?z#variant cache ready: %s (%s tokens))api_key
cache_name)
r   r$   primary_gemini_keyensure_cacher?   getrL   infor   r8   )r@   cache_manager
cache_inforf   tokensr   r   r    rG   j   s   z$TranscriptVariantWorker._setup_cachec              
     s   | j  sUz| j| j| jI d H  W n ty2 } ztdt	|d d  W Y d }~nd }~ww zt
j| j  tdI d H  W d S  t
jyM   Y nw | j  rd S d S )Nzvariant heartbeat failed: %sx   )timeout)r6   is_setr1   update_heartbeatr/   r3   rK   rL   warningr   r4   wait_forwaitr   TimeoutErrorrP   r   r   r    rI   u   s   
$z'TranscriptVariantWorker._heartbeat_loopc              
     sh  d}| j  s| jdkr|| jkrtd| j d S | j| jI d H }|d u r0td d S | j j	d7  _	|j
| j_|j| j_td|j
|j zRz| |I d H  | j jd7  _W n1 ty } z%| j jd7  _| j|j
t|I d H  tjd|j
|dd W Y d }~nd }~ww W d | j_d| j_|d7 }nd | j_d| j_|d7 }w | j  rd S d S )	Nr   zreached VARIANT_MAX_JOBS=%szno pending variant shard jobsr   z"claimed variant shard %s (%s rows)zvariant shard %s failed: %sTrB   )r6   rp   r;   rL   rj   r1   	claim_jobr/   r3   jobs_claimedshard_idcurrent_shard_id
total_rowsrows_remaining_process_jobjobs_completedrK   jobs_failedfail_jobr   rM   )r@   	jobs_donejobrQ   r   r   r    rJ      s>   



 

z"TranscriptVariantWorker._main_loopr   r   c              	     s4  j d usJ t }ttjd|j dd}||j d|j  }j	|j
|j| ||j}jdkrB|j }|jpFi }|di }||}t|}	|	j_g }
g  |D ]#}t|d |d }|j|d	< |tjkr|
| qa | qatd
|j|	t t|
 g }||
 t|
}t|
}d}j jt|
7  _j j t|
7  _ d}d}!|rЈj"|||dI d H \}}g } fddt#dt j$D }t%&j'dfddfddt(|D }t%)|D ]m}|I d H \}}|| ||7 }||7 }j j|7  _j j*|7  _*j j d7  _ t+|	| dj_jj,t+t | d d j_-!|rlj"|||dI d H \}}g }j.j/|j|||||dI d H  q|r}j"|||dI d H \}}j.j0|j|||||dI d H  td|j|||| d S )Nvariant__prefix.r   
column_maptextlanguage_codeinput_script_profilez"[%s] total=%s gemini=%s skipped=%s )r   output_rows
pack_indexc                   s   g | ]} ||j   qS r   )r9   ).0idx)gemini_rowsr@   r   r    
<listcomp>   s    z8TranscriptVariantWorker._process_job.<locals>.<listcomp>batch_indexr   
batch_rowslist[dict[str, Any]]c              	     sP   4 I d H    | |I d H W  d   I d H  S 1 I d H s!w   Y  d S r   )_run_single_batch)r   r   )r@   	semaphorer   r    	run_batch   s   0z7TranscriptVariantWorker._process_job.<locals>.run_batchc                   s    g | ]\}}t  ||qS r   )r4   rH   )r   r   r   )r   r   r    r      s    g      N@gMbP?)rows_processedrows_skippedrows_geminipacks_uploadedlast_pack_keyz3[%s] complete rows=%s gemini=%s skipped=%s packs=%sr   r   r   r   )1r8   time	monotonicr   tempfilemkdtemprx   input_formatr2   download_fileinput_bucketinput_r2_key_load_input_framer<   headcopymetadata_jsonri   _prepare_source_rowslenr3   r{   r
   valuer	   fully_romanappend_build_skipped_rowrL   rj   extendr   r   _should_flush_flush_packranger9   r4   	Semaphorer:   	enumerateas_completedr   maxrequests_succeeded
active_rpmr1   update_job_progresscomplete_job)r@   r   job_startedwork_dir
input_pathdfmetadatar   rowsrz   skipped_rowsrowprofileoutput_bufferr   r   r   r   r   batchestaskstaskbatch_output_rowsbatch_row_countr   )r   r   r@   r   r    r|      s   







	z$TranscriptVariantWorker._process_jobr   r   r   r   c           
        s  j d usJ j d| dt jd d  dd |D }zj jd7  _j |I d H }j jd7  _j j	t
|jj7  _	j j|jj7  _j j|jj7  _j j|jj7  _dd |jD }g }|D ]B}||d }|d u r||d	 qq||}	|i |d
|d |d |jj|jj|jj|jjtj|	ddd	 qq|t|fW S  ty   z*j jd7  _td|t d d   fdd|D t|fW  Y d   S d   ww )Nr      c                 S  s*   g | ]}|d  |d |d |d dqS )row_idr   r   r   )idr   r   r   r   r   r   r   r   r    r     s    z=TranscriptVariantWorker._run_single_batch.<locals>.<listcomp>r   c                 S  s   i | ]}|d  |qS )r   r   )r   itemr   r   r    
<dictcomp>.  s    z=TranscriptVariantWorker._run_single_batch.<locals>.<dictcomp>r   missing_from_responsegemininative_script_textromanized_textFensure_ascii	processing_router   r   
request_idrequest_input_tokensrequest_output_tokensrequest_cached_tokensrequest_cache_hitvalidation_errorszbatch %s failed: %si,  c              	     s&   g | ]} |t d d qS )N   )_build_error_rowr   r   excr   r@   r   r    r   H  s   & ) r8   r/   uuiduuid4hexr3   requests_sentgenerate_batchr   
cache_hitsr   token_usage	cache_hittotal_input_tokensinput_tokenstotal_output_tokensoutput_tokenstotal_cached_tokenscached_tokensitemsri   r   r   _validate_itemjsondumpsr   rK   requests_failedrL   rM   r   )
r@   r   r   r   result
result_mapr   r   actualr   r   r   r    r     sX   $
*z)TranscriptVariantWorker._run_single_batchr   dict[str, Any]r   r   rM   r   c                 C  s2   i |ddd|ddddt jd| gddd	S )Ngemini_errorr   r   Fzrequest_error:r   r   )r   r   )r@   r   r   rM   r   r   r    r   J  s   z(TranscriptVariantWorker._build_error_rowr   pd.DataFramer   dict[str, str]c                 C  s   | dd}| dd}| dd}| dd}| dd}g }t|jddD ]?\}	}
t|
 |p7d	|	d
}||t|
 |pCdt|
 |pKdt|
 |pSd pXdt|
 |p_d |	d q(|S )Nr   r   video_id
segment_idr   r   records)orientrow_08dr   en)r   r   r   r   r   source_row_index)ri   r   to_dictr   r   strip)r@   r   r   id_colvideo_id_colsegment_collanguage_coltext_colr   r   r   r   r   r   r    r   X  s$   
z,TranscriptVariantWorker._prepare_source_rowspathr   r   c                 C  s    |  dkrt|S t|S )Ncsv)lowerpdread_csvread_parquet)r@   r  r   r   r   r    r   n  s   

z)TranscriptVariantWorker._load_input_framec                 C  s$   i |dd|d ddddddd	S )Nlocal_skip_fully_romanr   r   r   Fz[]r   r   )r@   r   r   r   r    r   s  s   z*TranscriptVariantWorker._build_skipped_rowr   boolc                 C  s>   |sdS t || jkrdS dd |D }t|ot || jkS )NFTc                 S  $   h | ]}| d dr| d dqS r   r   ri   r   r   r   r    	<setcomp>     $ z8TranscriptVariantWorker._should_flush.<locals>.<setcomp>)r   r>   r  r=   )r@   r   	video_idsr   r   r    r     s   z%TranscriptVariantWorker._should_flushr   r   c           	        s  |j  d|d}ttj| dd| d }tj|j|dd |j	d d|j  d| d}| j
||j|}||j | j|j|t|td	d
 |D tdd
 |D tdd |D |t||dd}| j|I d H  | j jd7  _|d |fS )N_pack_04dr   r   z.parquetF)index/c                 s  s     | ]}|d  dkrdV  qdS r   r   r   Nr   r   r   r   r    	<genexpr>      z6TranscriptVariantWorker._flush_pack.<locals>.<genexpr>c                 s  s     | ]}|d  dkrdV  qdS r  r   r   r   r   r    r    r   c                 S  r  r  r  r   r   r   r    r    r  z6TranscriptVariantWorker._flush_pack.<locals>.<setcomp>)source_rowsr   )pack_idrx   r/   output_bucket
output_key	row_countgemini_row_countskipped_row_countdistinct_video_count	byte_sizer   r   )rx   r   r   r   r  	DataFramefrom_records
to_parquetoutput_prefixrstripr2   upload_filer#  r/   r   sumr1   insert_pack_manifestr3   r   )	r@   r   r   r   r"  
local_pathr$  r)  manifestr   r   r    r     s2     z#TranscriptVariantWorker._flush_packexpectedr   	list[str]c                 C  s  g }|d |d kr| d |d  s| d |d  s%| d t|d D ]}||d vr;| d	|  ||d vrI| d
|  q+t|d sU| d t|d }t|d }t|d }|dkrx||ddkrx| d |dkr||ddkr| d |S )Nr   r   id_mismatchr   empty_native_script_textr   empty_romanized_textr   zmissing_protected_native:zmissing_protected_roman:roman_not_asciir   Latinr   native_missing_target_scriptroman_contains_target_script)r   r  r   r   r   r   ri   )r@   r4  r   errorsspantarget_scriptnative_countsroman_countsr   r   r    r     s.   





z&TranscriptVariantWorker._validate_itemc                   s   | j   | jr!| j  z| jI d H  W n
 tjy    Y nw z| j| j| j	I d H  W n	 t
y8   Y nw z| j| jI d H  W n	 t
yN   Y nw | jrZ| j I d H  | j I d H  d S r   )r6   setr7   cancelr4   CancelledErrorr1   rq   r/   r3   rK   set_worker_offliner8   close)r@   r   r   r    rO     s,   

z TranscriptVariantWorker._cleanupN)r$   r   )r   r   r   )r   r   r   r   rM   r   r   r   )r   r   r   r   r   r   )r  r   r   r   r   r   )r   r   r   r   )r   r   r   r  )r   r   r   r   r   r   )r4  r   r   r   r   r5  )__name__
__module____qualname__rA   rR   rF   rG   rI   rJ   r|   r   r   r   r   r   r   r   r   rO   r   r   r   r    r#   2   s"    


z
2





r#   )r   r   r   r   r   r   )r   r   r   r   r   r   )*__doc__
__future__r   r4   r   loggingr   r   r   r   pathlibr   typingr   r   pandasr  r$   r   r   transcript_variant_promptr	   r
   r   r   r   r   
variant_dbr   r   r   variant_providerr   r   
variant_r2r   	getLoggerrG  rL   r!   r"   r#   r   r   r   r    <module>   s*     


