




'''simple docstring'''





from __future__ import annotations

_SCREAMING_SNAKE_CASE							:       int						=			"Muhammad Umer Farooq"
_SCREAMING_SNAKE_CASE							:       str						=			"MIT"
_SCREAMING_SNAKE_CASE							:       Any						=			"1.0.0"
_SCREAMING_SNAKE_CASE							:       str						=			"Muhammad Umer Farooq"
_SCREAMING_SNAKE_CASE							:       Union[str, Any]						=			"contact@muhammadumerfarooq.me"
_SCREAMING_SNAKE_CASE							:       str						=			"Alpha"

import re
from html.parser import HTMLParser
from urllib import parse

import requests




class 			_snake_case		(     lowercase_							):




			def __init__( self    ,							a__							)    ->    None:

										'''simple docstring'''




										super().__init__()
										snake_case_      =				[]
										snake_case_      =				domain




			def        lowerCAmelCase__    ( self    ,							a__    ,							a__							)    ->    None:

										'''simple docstring'''




										if tag == "a":
																	# Check the list of defined attributes.
																	for name, value in attrs:
																								# If href is defined, and not empty nor # print it.
																								if name == "href" and value != "#" and value != "":
																															# If not already in urls.
																															if value not in self.urls:
																																						snake_case_      =				parse.urljoin(self.domain    ,							a__							)
																																						self.urls.append(a__							)


def 					UpperCamelCase_(     snake_case							:	str					):

							'''simple docstring'''






							return ".".join(get_sub_domain_name(snake_case					).split("."					)[-2:]					)


def 					UpperCamelCase_(     snake_case							:	str					):

							'''simple docstring'''






							return parse.urlparse(snake_case					).netloc


def 					UpperCamelCase_(     snake_case							:	str = "https://github.com"					):

							'''simple docstring'''






							snake_case_      =				get_domain_name(snake_case					)

							# Initialize the parser
							snake_case_      =				Parser(snake_case					)

							try:
														# Open URL
														snake_case_      =				requests.get(snake_case					)

														# pass the raw HTML to the parser to get links
														parser.feed(r.text					)

														# Get links and loop through
														snake_case_      =				set()
														for link in parser.urls:
																					# open URL.
																					# read = requests.get(link)
																					try:
																												snake_case_      =				requests.get(snake_case					)
																												# Get the valid email.
																												snake_case_      =				re.findall("[a-zA-Z0-9]+@" + domain							,    read.text					)
																												# If not in list then append it.
																												for email in emails:
																																			valid_emails.add(snake_case					)
																					except ValueError:
																												pass
							except ValueError:
														raise SystemExit(1					)

							# Finally return a sorted list of email addresses with no duplicates.
							return sorted(snake_case					)


if __name__ == "__main__":
		_SCREAMING_SNAKE_CASE							:       List[str]						=			emails_from_url("https://github.com")
		print(F"{len(emails)} emails found:")
		print("\n".join(sorted(emails)))










'''simple docstring'''





def 					UpperCamelCase_(     snake_case							:	int = 1_0_0_0_0_0_0					):

							'''simple docstring'''






							snake_case_      =				set(range(3							,    snake_case							,    2					)					)
							primes.add(2					)
							for p in range(3							,    snake_case							,    2					):
														if p not in primes:
																					continue
														primes.difference_update(set(range(p * p							,    snake_case							,    snake_case					)					)					)

							snake_case_      =				[float(snake_case					) for n in range(limit + 1					)]

							for p in primes:
														for n in range(snake_case							,    limit + 1							,    snake_case					):
																					phi[n] *= 1 - 1 / p

							return int(sum(phi[2:]					)					)


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




