'''simple docstring'''





import math
def 						__A							(     )     ->			None:




						'''simple docstring'''
						_UpperCamelCase			:			Any   			=						input("Enter message: "					)
						_UpperCamelCase			:			int   			=						int(input(f'''Enter key [2-{len(UpperCAmelCase					) - 1}]: '''					)					)
						_UpperCamelCase			:			str   			=						input("Encryption/Decryption [e/d]: "					)

						if mode.lower().startswith("e"					):
												_UpperCamelCase			:			Any   			=						encrypt_message(UpperCAmelCase     ,UpperCAmelCase					)
						elif mode.lower().startswith("d"					):
												_UpperCamelCase			:			Any   			=						decrypt_message(UpperCAmelCase     ,UpperCAmelCase					)

						# Append pipe symbol (vertical bar) to identify spaces at the end.
						print(f'''Output:\n{text + '|'}'''					)
def 						__A							(     UpperCAmelCase     ,UpperCAmelCase					)     ->			str:




						'''simple docstring'''
						_UpperCamelCase			:			List[Any]   			=						[""] * key
						for col in range(UpperCAmelCase					):
												_UpperCamelCase			:			List[str]   			=						col
												while pointer < len(UpperCAmelCase					):
																		cipher_text[col] += message[pointer]
																		pointer += key
						return "".join(UpperCAmelCase					)
def 						__A							(     UpperCAmelCase     ,UpperCAmelCase					)     ->			str:




						'''simple docstring'''
						_UpperCamelCase			:			Optional[Any]   			=						math.ceil(len(UpperCAmelCase					) / key					)
						_UpperCamelCase			:			Any   			=						key
						_UpperCamelCase			:			Union[str, Any]   			=						(num_cols * num_rows) - len(UpperCAmelCase					)
						_UpperCamelCase			:			List[str]   			=						[""] * num_cols
						_UpperCamelCase			:			Dict   			=						0
						_UpperCamelCase			:			int   			=						0

						for symbol in message:
												plain_text[col] += symbol
												col += 1

												if (
												    (col == num_cols)
												    or (col == num_cols - 1)
												    and (row >= num_rows - num_shaded_boxes)
												):
																		_UpperCamelCase			:			Tuple   			=						0
																		row += 1

						return "".join(UpperCAmelCase					)


if __name__ == "__main__":
			import doctest

			doctest.testmod()
			main()



'''simple docstring'''





from __future__ import annotations

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

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

import requests




class 		SCREAMING_SNAKE_CASE     (					SCREAMING_SNAKE_CASE	):







				'''simple docstring'''





				def __init__(						self					:						List[Any]       ,		lowercase__					:						str					)							->None:


										'''simple docstring'''




										super().__init__()
										_UpperCamelCase			:			list[str]   			=						[]
										_UpperCamelCase			:			int   			=						domain







				def  snake_case__				(						self					:						str       ,		lowercase__					:						str       ,		lowercase__					:						list[tuple[str, str | None]]					)							->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:
																																		_UpperCamelCase			:			Optional[Any]   			=						parse.urljoin(self.domain       ,		lowercase__					)
																																		self.urls.append(lowercase__					)





def 						__A							(     UpperCAmelCase					)     ->			str:




						'''simple docstring'''
						return ".".join(get_sub_domain_name(UpperCAmelCase					).split("."					)[-2:]					)
def 						__A							(     UpperCAmelCase					)     ->			str:




						'''simple docstring'''
						return parse.urlparse(UpperCAmelCase					).netloc
def 						__A							(     UpperCAmelCase = "https://github.com"					)     ->			list[str]:




						'''simple docstring'''
						_UpperCamelCase			:			int   			=						get_domain_name(UpperCAmelCase					)

						# Initialize the parser
						_UpperCamelCase			:			Any   			=						Parser(UpperCAmelCase					)

						try:
												# Open URL
												_UpperCamelCase			:			Union[str, Any]   			=						requests.get(UpperCAmelCase					)

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

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

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


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


