
"""simple docstring"""



import argparse
import os
from io import BytesIO
from pathlib import Path

import requests
from clip_retrieval.clip_client import ClipClient
from PIL import Image
from tqdm import tqdm


def lowerCamelCase_				(     _lowerCamelCase			:	Dict					,				_lowerCamelCase			:	int					,				_lowerCamelCase			:	int				):
       lowerCamelCase_       							=		1.5
       lowerCamelCase_       							=		int(factor * num_class_images				)
       lowerCamelCase_       							=		ClipClient(
           url='''https://knn.laion.ai/knn-service'''					,				indice_name='''laion_400m'''					,				num_images=SCREAMING_SNAKE_CASE__					,				aesthetic_weight=0.1				)

       os.makedirs(F"""{class_data_dir}/images"""					,				exist_ok=SCREAMING_SNAKE_CASE__				)
       if len(list(Path(F"""{class_data_dir}/images"""				).iterdir()				)				) >= num_class_images:
              return

       while True:
              lowerCamelCase_       							=		client.query(text=SCREAMING_SNAKE_CASE__				)
              if len(SCREAMING_SNAKE_CASE__				) >= factor * num_class_images or num_images > 1E4:
                     break
              else:
                     lowerCamelCase_       							=		int(factor * num_images				)
                     lowerCamelCase_       							=		ClipClient(
                         url='''https://knn.laion.ai/knn-service'''					,				indice_name='''laion_400m'''					,				num_images=SCREAMING_SNAKE_CASE__					,				aesthetic_weight=0.1					,				)

       lowerCamelCase_       							=		0
       lowerCamelCase_       							=		0
       lowerCamelCase_       							=		tqdm(desc='''downloading real regularization images'''					,				total=SCREAMING_SNAKE_CASE__				)

       with open(F"""{class_data_dir}/caption.txt"""					,				'''w'''				) as fa, open(F"""{class_data_dir}/urls.txt"""					,				'''w'''				) as fa, open(
           F"""{class_data_dir}/images.txt"""					,				'''w'''				) as fa:
              while total < num_class_images:
                     lowerCamelCase_       							=		class_images[count]
                     count += 1
                     try:
                            lowerCamelCase_       							=		requests.get(images['''url''']				)
                            if img.status_code == 2_0_0:
                                   lowerCamelCase_       							=		Image.open(BytesIO(img.content				)				)
                                   with open(F"""{class_data_dir}/images/{total}.jpg"""					,				'''wb'''				) as f:
                                          f.write(img.content				)
                                   fa.write(images['''caption'''] + '''\n'''				)
                                   fa.write(images['''url'''] + '''\n'''				)
                                   fa.write(F"""{class_data_dir}/images/{total}.jpg""" + '''\n'''				)
                                   total += 1
                                   pbar.update(1				)
                            else:
                                   continue
                     except Exception:
                            continue
       return


def lowerCamelCase_				(     ):
       lowerCamelCase_       							=		argparse.ArgumentParser(''''''					,				add_help=SCREAMING_SNAKE_CASE__				)
       parser.add_argument('''--class_prompt'''					,				help='''text prompt to retrieve images'''					,				required=SCREAMING_SNAKE_CASE__					,				type=SCREAMING_SNAKE_CASE__				)
       parser.add_argument('''--class_data_dir'''					,				help='''path to save images'''					,				required=SCREAMING_SNAKE_CASE__					,				type=SCREAMING_SNAKE_CASE__				)
       parser.add_argument('''--num_class_images'''					,				help='''number of images to download'''					,				default=2_0_0					,				type=SCREAMING_SNAKE_CASE__				)
       return parser.parse_args()


if __name__ == "__main__":
 __lowercase						:     int							      =		parse_args()
 retrieve(args.class_prompt, args.class_data_dir, args.num_class_images)



def       a_ (       SCREAMING_SNAKE_CASE__   : bytes	):
       '''simple docstring'''





       return "".join([hex(SCREAMING_SNAKE_CASE__	)[2:].zfill(2	).upper() for byte in list(SCREAMING_SNAKE_CASE__	)]	)




def       a_ (       SCREAMING_SNAKE_CASE__   : str	):
       '''simple docstring'''





       if (len(SCREAMING_SNAKE_CASE__	) % 2) != 0:
              raise ValueError(
                  'Base16 encoded data is invalid:\nData does not have an even number of hex digits.'	)
       # Check the character set - the standard base16 alphabet
       # is uppercase according to RFC3548 section 6
       if not set(SCREAMING_SNAKE_CASE__	) <= set('0123456789ABCDEF'	):
              raise ValueError(
                  'Base16 encoded data is invalid:\nData is not uppercase hex or it contains invalid characters.'	)
       # For every two hexadecimal digits (= a byte), turn it into an integer.
       # Then, string the result together into bytes, and return it.
       return bytes(int(data[i] + data[i + 1]						,     16	) for i in range(0						,     len(SCREAMING_SNAKE_CASE__	)						,     2	)	)


if __name__ == "__main__":
 import doctest

 doctest.testmod()


