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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.
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Args:
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stream: A writable file object to display the prompt. Defaults to
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Returns:
The seKr3t input.
Raises:
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Always restores terminal settings before returning.
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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
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