


'''simple docstring'''






from unittest.mock import Mock, patch

from file_transfer.send_file import send_file


@patch('''socket.socket'''			)
@patch('''builtins.open'''			)
def    _snake_case  (	A					,       A			)		->       List[Any]:
							# ===== initialization =====
							lowerCAmelCase__			  =      Mock()
							lowerCAmelCase__			  =      conn, Mock()
							lowerCAmelCase__			  =      iter([1, None]			)
							lowerCAmelCase__			  =      lambda A			: next(A			)

							# ===== invoke =====
							send_file(filename='''mytext.txt'''					,       testing=A			)

							# ===== ensurance =====
							sock.assert_called_once()
							sock.return_value.bind.assert_called_once()
							sock.return_value.listen.assert_called_once()
							sock.return_value.accept.assert_called_once()
							conn.recv.assert_called_once()

							file.return_value.__enter__.assert_called_once()
							file.return_value.__enter__.return_value.read.assert_called()

							conn.send.assert_called_once()
							conn.close.assert_called_once()
							sock.return_value.shutdown.assert_called_once()
							sock.return_value.close.assert_called_once()






def    _A	(   lowerCamelCase ):
   a__						:    Tuple   		=	[]
   a__						:    str   		=	set({"(", "[", "{"} )
   a__						:    List[str]   		=	set({")", "]", "}"} )
   a__						:    int   		=	{"{": "}", "[": "]", "(": ")"}

   for i in range(len(lowerCamelCase ) ):
      if s[i] in open_brackets:
         stack.append(s[i] )

      elif s[i] in closed_brackets and (
          len(lowerCamelCase ) == 0 or (len(lowerCamelCase ) > 0 and open_to_closed[stack.pop()] != s[i])
      ):
         return False

   return len(lowerCamelCase ) == 0






def    _A	(   ):
   a__						:    Optional[int]   		=	input("Enter sequence of brackets: " )
   if is_balanced(lowerCamelCase ):
      print(lowerCamelCase				,			"is balanced" )
   else:
      print(lowerCamelCase				,			"is not balanced" )


if __name__ == "__main__":
  main()

