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getpass.cpython-35.pyc
��Yfj � @ s4 d Z d d l Z d d l Z d d l Z d d l Z d d l Z d d d g Z Gd d � d e � Z d d d d � Z d d d d � Z d d d d � Z d d d d d � Z d d � Z y d d l Z e j e j f WnI e e f k r)y d d l Z Wn e k r e Z Yn Xe Z Yn Xe Z d S)a� Utilities to get a password and/or the current user name. getpass(prompt[, stream]) - Prompt for a password, with echo turned off. getuser() - Get the user name from the environment or password database. GetPassWarning - This UserWarning is issued when getpass() cannot prevent echoing of the password contents while reading. On Windows, the msvcrt module will be used. � N�getpass�getuser�GetPassWarningc @ s e Z d Z d S)r N)�__name__� __module__� __qualname__� r r �,/opt/alt/python35/lib64/python3.5/getpass.pyr s z Password: c . C s$ d } t j � � } yg t j d t j t j B� } t j | d � } | j | � t j | � } | j | � | s{ | } Wn� t k r} zj | j � y t j j � } Wn- t t f k r� d } t | | � } Yn Xt j } | s� t j } WYd d } ~ Xn X| d k ry� t j | � } | d d � } | d t j M<t j } t t d � rn| t j O} z, t j | | | � t | | d | �} Wd t j | | | � | j � XWnI t j k r| d k r�� | | k r�| j � t | | � } Yn X| j d � | SWd QRXd S)a Prompt for a password, with echo turned off. Args: prompt: Written on stream to ask for the input. Default: 'Password: ' stream: A writable file object to display the prompt. Defaults to the tty. If no tty is available defaults to sys.stderr. Returns: The seKr3t input. Raises: EOFError: If our input tty or stdin was closed. GetPassWarning: When we were unable to turn echo off on the input. Always restores terminal settings before returning. Nz/dev/ttyzw+� �TCSASOFT�input� ) � contextlib� ExitStack�os�open�O_RDWR�O_NOCTTY�io�FileIO� enter_context� TextIOWrapper�OSError�close�sys�stdin�fileno�AttributeError� ValueError�fallback_getpass�stderr�termios� tcgetattrZECHOZ TCSAFLUSH�hasattrr � tcsetattr� _raw_input�flush�error�write) �prompt�streamZpasswd�stack�fdZttyr �e�old�newZtcsetattr_flagsr r r � unix_getpass sR r0 c C s� t j t j k r t | | � Sx | D] } t j | � q& Wd } xd t j � } | d k sj | d k rk P| d k r} t � | d k r� | d d � } qF | | } qF Wt j d � t j d � | S) z9Prompt for password with echo off, using Windows getch().� � r ��N� ���)r r � __stdin__r �msvcrtZputwchZgetwch�KeyboardInterrupt)r) r* �cZpwr r r � win_getpassa s" r; c C sB t j d t d d �| s% t j } t d d | �t | | � S)Nz%Can not control echo on the terminal.� stacklevel� z&Warning: Password input may be echoed.�file)�warnings�warnr r r �printr% )r) r* r r r r x s r r1 c C s� | s t j } | s t j } t | � } | r� y | j | � WnF t k r� | j | j d � } | j | j � } | j | � Yn X| j � | j � } | s� t � | d d k r� | d d � } | S)N�replacer5 r r6 r6 ) r r r �strr( �UnicodeEncodeError�encode�encoding�decoder& �readline�EOFError)r) r* r �liner r r r% � s& r% c C sP x* d D]" } t j j | � } | r | Sq Wd d l } | j t j � � d S)z�Get the username from the environment or password database. First try various environment variables, then the password database. This works on Windows as long as USERNAME is set. �LOGNAME�USER�LNAME�USERNAMEr N)rK rL rM rN )r �environ�get�pwd�getpwuid�getuid)�name�userrQ r r r r � s )�__doc__r r r r r? �__all__� UserWarningr r0 r; r r% r r! r" r$ � ImportErrorr r8 r r r r r �<module> s, D
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