





import os
from collections.abc import Iterator





def      _lowercase       (						_UpperCAmelCase = "."				)						->  Iterator[str]:
				for dir_path, dir_names, filenames in os.walk(_UpperCAmelCase				):
								lowerCamelCase	 =[d for d in dir_names if d != """scripts""" and d[0] not in """._"""]
								for filename in filenames:
												if filename == "__init__.py":
																continue
												if os.path.splitext(_UpperCAmelCase				)[1] in (".py", ".ipynb"):
																yield os.path.join(_UpperCAmelCase			,      _UpperCAmelCase				).lstrip("""./"""				)





def      _lowercase       (						_UpperCAmelCase				)						->  Dict:
				return F"""{i * "  "}*""" if i else "\n##"





def      _lowercase       (						_UpperCAmelCase			,      _UpperCAmelCase				)						->  str:
				lowerCamelCase	 =old_path.split(os.sep				)
				for i, new_part in enumerate(new_path.split(os.sep				)				):
								if (i + 1 > len(_UpperCAmelCase				) or old_parts[i] != new_part) and new_part:
												print(F"""{md_prefix(_UpperCAmelCase				)} {new_part.replace("_"			,      " "				).title()}"""				)
				return new_path





def      _lowercase       (						_UpperCAmelCase = "."				)						->  None:
				lowerCamelCase	 =""""""
				for filepath in sorted(good_file_paths(_UpperCAmelCase				)				):
								lowerCamelCase ,  lowerCamelCase	 =os.path.split(_UpperCAmelCase				)
								if filepath != old_path:
												lowerCamelCase	 =print_path(_UpperCAmelCase			,      _UpperCAmelCase				)
								lowerCamelCase	 =(filepath.count(os.sep				) + 1) if filepath else 0
								lowerCamelCase	 =F"""{filepath}/{filename}""".replace(""" """			,      """%20"""				)
								lowerCamelCase	 =os.path.splitext(filename.replace("""_"""			,      """ """				).title()				)[0]
								print(F"""{md_prefix(_UpperCAmelCase				)} [{filename}]({url})"""				)


if __name__ == "__main__":
							print_directory_md('''.''')












import math
from collections.abc import Iterator
from itertools import takewhile





def      _lowercase					(						_UpperCAmelCase				)						->  bool:

				if 1 < number < 4:
								# 2 and 3 are primes
								return True
				elif number < 2 or number % 2 == 0 or number % 3 == 0:
								# Negatives, 0, 1, all even numbers, all multiples of 3 are not primes
								return False

				# All primes number are in format of 6k +/- 1
				for i in range(5			,      int(math.sqrt(_UpperCAmelCase				) + 1				)			,      6				):
								if number % i == 0 or number % (i + 2) == 0:
												return False
				return True





def      _lowercase					(						)						->  Iterator[int]:
				lowerCamelCase	 =2
				while True:
								if is_prime(_UpperCAmelCase				):
												yield num
								num += 1





def      _lowercase					(						_UpperCAmelCase = 2_00_00_00				)						->  int:
				return sum(takewhile(lambda _UpperCAmelCase				: x < n			,      prime_generator()				)				)


if __name__ == "__main__":
							print(F"{solution() = }")





