



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  UpperCAmelCase__    (    lowercase__						,       lowercase__						,       lowercase__   ) ->      int:
						__lowercase					=				1.5
						__lowercase					=				int(factor * num_class_images   )
						__lowercase					=				ClipClient(
						    url="""https://knn.laion.ai/knn-service"""						,       indice_name="""laion_400m"""						,       num_images=lowercase__						,       aesthetic_weight=0.1   )

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

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

						__lowercase					=				0
						__lowercase					=				0
						__lowercase					=				tqdm(desc="""downloading real regularization images"""						,       total=lowercase__   )

						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:
																		__lowercase					=				class_images[count]
																		count += 1
																		try:
																								__lowercase					=				requests.get(images["""url"""]   )
																								if img.status_code == 200:
																														__lowercase					=				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  UpperCAmelCase__    (    ) ->      Optional[int]:
						__lowercase					=				argparse.ArgumentParser(""""""						,       add_help=lowercase__   )
						parser.add_argument("""--class_prompt"""						,       help="""text prompt to retrieve images"""						,       required=lowercase__						,       type=lowercase__   )
						parser.add_argument("""--class_data_dir"""						,       help="""path to save images"""						,       required=lowercase__						,       type=lowercase__   )
						parser.add_argument("""--num_class_images"""						,       help="""number of images to download"""						,       default=200						,       type=lowercase__   )
						return parser.parse_args()


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










def  UpperCAmelCase__    (    lowercase__						,       lowercase__   ) ->      bool:
						__lowercase					=				len(lowercase__   )
						__lowercase					=				[[False] * (required_sum + 1) for _ in range(arr_len + 1   )]

						# for each arr value, a sum of zero(0) can be formed by not taking any element
						# hence True/1
						for i in range(arr_len + 1   ):
												__lowercase					=				True

						# sum is not zero and set is empty then false
						for i in range(1						,       required_sum + 1   ):
												__lowercase					=				False

						for i in range(1						,       arr_len + 1   ):
												for j in range(1						,       required_sum + 1   ):
																		if arr[i - 1] > j:
																								__lowercase					=				subset[i - 1][j]
																		if arr[i - 1] <= j:
																								__lowercase					=				subset[i - 1][j] or subset[i - 1][j - arr[i - 1]]

						return subset[arr_len][required_sum]


if __name__ == "__main__":
			import doctest

			doctest.testmod()





