U
    >h                     @   s*   d dl mZ d dlmZ G dd dZdS )    )Optional)FormatControlc                   @   s@   e Zd ZdZdddddgZdeeee eee dd	d
dZdS )SelectionPreferenceszd
    Encapsulates the candidate selection preferences for downloading
    and installing files.
    allow_yankedallow_all_prereleasesformat_controlprefer_binaryignore_requires_pythonFN)r   r   r   r   r	   returnc                 C   s.   |dkrd}|| _ || _|| _|| _|| _dS )aw  Create a SelectionPreferences object.

        :param allow_yanked: Whether files marked as yanked (in the sense
            of PEP 592) are permitted to be candidates for install.
        :param format_control: A FormatControl object or None. Used to control
            the selection of source packages / binary packages when consulting
            the index and links.
        :param prefer_binary: Whether to prefer an old, but valid, binary
            dist over a new source dist.
        :param ignore_requires_python: Whether to ignore incompatible
            "Requires-Python" values in links. Defaults to False.
        NF)r   r   r   r   r	   )selfr   r   r   r   r	    r   H/tmp/pip-unpacked-wheel-zvxvnq2j/pip/_internal/models/selection_prefs.py__init__   s    zSelectionPreferences.__init__)FNFN)	__name__
__module____qualname____doc__	__slots__boolr   r   r   r   r   r   r   r      s&       r   N)typingr   #pip._internal.models.format_controlr   r   r   r   r   r   <module>   s   