


from __future__ import annotations

UpperCAmelCase      =   """Muhammad Umer Farooq"""
UpperCAmelCase      =   """MIT"""
UpperCAmelCase      =   """1.0.0"""
UpperCAmelCase      =   """Muhammad Umer Farooq"""
UpperCAmelCase      =   """contact@muhammadumerfarooq.me"""
UpperCAmelCase      =   """Alpha"""

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

import requests







class lowerCAmelCase_						(			lowerCamelCase__	):

 '''simple docstring'''

 def __init__(     self		,				_UpperCAmelCase ):
       super().__init__()
       snake_case_	=				[]
       snake_case_	=				domain





 def 						UpperCamelCase__					(     self		,				_UpperCAmelCase		,				_UpperCAmelCase ):
       # Only parse the 'anchor' tag.
       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		,				_UpperCAmelCase )
                               self.urls.append(_UpperCAmelCase )






def 	__lowerCAmelCase   (SCREAMING_SNAKE_CASE )->  str:




      """simple docstring"""

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






def 	__lowerCAmelCase   (SCREAMING_SNAKE_CASE )->  str:




      """simple docstring"""

      return parse.urlparse(SCREAMING_SNAKE_CASE ).netloc






def 	__lowerCAmelCase   (SCREAMING_SNAKE_CASE = "https://github.com" )->  list[str]:




      """simple docstring"""

      snake_case_	=				get_domain_name(SCREAMING_SNAKE_CASE )

      # Initialize the parser
      snake_case_	=				Parser(SCREAMING_SNAKE_CASE )

      try:
            # Open URL
            snake_case_	=				requests.get(SCREAMING_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(SCREAMING_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(SCREAMING_SNAKE_CASE )
                  except ValueError:
                        pass
      except ValueError:
            raise SystemExit(1 )

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


if __name__ == "__main__":
   UpperCAmelCase      =   emails_from_url("""https://github.com""")
   print(f'''{len(emails)} emails found:''')
   print("""\n""".join(sorted(emails)))



import unittest

from transformers.utils.backbone_utils import (
    BackboneMixin,
    get_aligned_output_features_output_indices,
    verify_out_features_out_indices,
)







class lowerCAmelCase_						(			unittest.TestCase	):

 '''simple docstring'''

 def 						UpperCamelCase__					(     self ):
       snake_case_	=				['''a''', '''b''', '''c''']

       # Defaults to last layer if both are None
       snake_case_	,   snake_case_	=				get_aligned_output_features_output_indices(_UpperCAmelCase		,				_UpperCAmelCase		,				_UpperCAmelCase )
       self.assertEqual(_UpperCAmelCase		,				['''c'''] )
       self.assertEqual(_UpperCAmelCase		,				[2] )

       # Out indices set to match out features
       snake_case_	,   snake_case_	=				get_aligned_output_features_output_indices(['''a''', '''c''']		,				_UpperCAmelCase		,				_UpperCAmelCase )
       self.assertEqual(_UpperCAmelCase		,				['''a''', '''c'''] )
       self.assertEqual(_UpperCAmelCase		,				[0, 2] )

       # Out features set to match out indices
       snake_case_	,   snake_case_	=				get_aligned_output_features_output_indices(_UpperCAmelCase		,				[0, 2]		,				_UpperCAmelCase )
       self.assertEqual(_UpperCAmelCase		,				['''a''', '''c'''] )
       self.assertEqual(_UpperCAmelCase		,				[0, 2] )

       # Out features selected from negative indices
       snake_case_	,   snake_case_	=				get_aligned_output_features_output_indices(_UpperCAmelCase		,				[-3, -1]		,				_UpperCAmelCase )
       self.assertEqual(_UpperCAmelCase		,				['''a''', '''c'''] )
       self.assertEqual(_UpperCAmelCase		,				[-3, -1] )



 def 						UpperCamelCase__					(     self ):
       # Stage names must be set
       with self.assertRaises(_UpperCAmelCase ):
             verify_out_features_out_indices(['''a''', '''b''']		,				(0, 1)		,				_UpperCAmelCase )

       # Out features must be a list
       with self.assertRaises(_UpperCAmelCase ):
             verify_out_features_out_indices(('''a''', '''b''')		,				(0, 1)		,				['''a''', '''b'''] )

       # Out features must be a subset of stage names
       with self.assertRaises(_UpperCAmelCase ):
             verify_out_features_out_indices(['''a''', '''b''']		,				(0, 1)		,				['''a'''] )

       # Out indices must be a list or tuple
       with self.assertRaises(_UpperCAmelCase ):
             verify_out_features_out_indices(_UpperCAmelCase		,				0		,				['''a''', '''b'''] )

       # Out indices must be a subset of stage names
       with self.assertRaises(_UpperCAmelCase ):
             verify_out_features_out_indices(_UpperCAmelCase		,				(0, 1)		,				['''a'''] )

       # Out features and out indices must be the same length
       with self.assertRaises(_UpperCAmelCase ):
             verify_out_features_out_indices(['''a''', '''b''']		,				(0,)		,				['''a''', '''b''', '''c'''] )

       # Out features should match out indices
       with self.assertRaises(_UpperCAmelCase ):
             verify_out_features_out_indices(['''a''', '''b''']		,				(0, 2)		,				['''a''', '''b''', '''c'''] )

       # Out features and out indices should be in order
       with self.assertRaises(_UpperCAmelCase ):
             verify_out_features_out_indices(['''b''', '''a''']		,				(0, 1)		,				['''a''', '''b'''] )

       # Check passes with valid inputs
       verify_out_features_out_indices(['''a''', '''b''', '''d''']		,				(0, 1, -1)		,				['''a''', '''b''', '''c''', '''d'''] )





 def 						UpperCamelCase__					(     self ):
       snake_case_	=				BackboneMixin()

       snake_case_	=				['''a''', '''b''', '''c''']
       snake_case_	=				['''a''', '''c''']
       snake_case_	=				[0, 2]

       # Check that the output features and indices are set correctly
       self.assertEqual(backbone.out_features		,				['''a''', '''c'''] )
       self.assertEqual(backbone.out_indices		,				[0, 2] )

       # Check out features and indices are updated correctly
       snake_case_	=				['''a''', '''b''']
       self.assertEqual(backbone.out_features		,				['''a''', '''b'''] )
       self.assertEqual(backbone.out_indices		,				[0, 1] )

       snake_case_	=				[-3, -1]
       self.assertEqual(backbone.out_features		,				['''a''', '''c'''] )
       self.assertEqual(backbone.out_indices		,				[-3, -1] )