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File: //usr/local/lib/python3.7/site-packages/wheel/vendored/packaging/__pycache__/version.cpython-37.pyc
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.. testsetup::

    from packaging.version import parse, Version
�N)�Any�Callable�
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r)�version�returncCst|�S)z�Parse the given version string.

    >>> parse('1.0.dev1')
    <Version('1.0.dev1')>

    :param version: The version string to parse.
    :raises InvalidVersion: When the version string is not a valid version.
    )r)r"r r r!r-s	c@seZdZdZdS)rz�Raised when a version string is not a valid version.

    >>> Version("invalid")
    Traceback (most recent call last):
        ...
    packaging.version.InvalidVersion: Invalid version: 'invalid'
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z_BaseVersion.__eq__cCst|t�stS|j|jkS)N)r+r%r,r&)r(r*r r r!�__ge__^s
z_BaseVersion.__ge__cCst|t�stS|j|jkS)N)r+r%r,r&)r(r*r r r!�__gt__ds
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    v?
    (?:
        (?:(?P<epoch>[0-9]+)!)?                           # epoch
        (?P<release>[0-9]+(?:\.[0-9]+)*)                  # release segment
        (?P<pre>                                          # pre-release
            [-_\.]?
            (?P<pre_l>alpha|a|beta|b|preview|pre|c|rc)
            [-_\.]?
            (?P<pre_n>[0-9]+)?
        )?
        (?P<post>                                         # post release
            (?:-(?P<post_n1>[0-9]+))
            |
            (?:
                [-_\.]?
                (?P<post_l>post|rev|r)
                [-_\.]?
                (?P<post_n2>[0-9]+)?
            )
        )?
        (?P<dev>                                          # dev release
            [-_\.]?
            (?P<dev_l>dev)
            [-_\.]?
            (?P<dev_n>[0-9]+)?
        )?
    )
    (?:\+(?P<local>[a-z0-9]+(?:[-_\.][a-z0-9]+)*))?       # local version
c@s~eZdZUdZe�dedejejB�Z	e
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�Zeed	�dd��Zeeedfd	�dd��Zeeeeefd	�dd��Zeeed	�dd��Zeeed	�dd��Zeeed	�dd��Zeed	�dd��Zeed	�dd��Zeed	�dd ��Zeed	�d!d"��Zeed	�d#d$��Zeed	�d%d&��Z eed	�d'd(��Z!eed	�d)d*��Z"dS)+ra�This class abstracts handling of a project's versions.

    A :class:`Version` instance is comparison aware and can be compared and
    sorted using the standard Python interfaces.

    >>> v1 = Version("1.0a5")
    >>> v2 = Version("1.0")
    >>> v1
    <Version('1.0a5')>
    >>> v2
    <Version('1.0')>
    >>> v1 < v2
    True
    >>> v1 == v2
    False
    >>> v1 > v2
    False
    >>> v1 >= v2
    False
    >>> v1 <= v2
    True
    z^\s*z\s*$r&N)r"r#c
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j�|_dS)aCInitialize a Version object.

        :param version:
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        :raises InvalidVersion:
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            exception will be raised.
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        >>> str(Version("1.0a5"))
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        r�!r9css|]}t|�VqdS)N)r)r6�xr r r!r8�sz"Version.__str__.<locals>.<genexpr>N�css|]}t|�VqdS)N)r)r6rNr r r!r8�sz.postz.dev�+)r�append�joinrrrrr)r(�partsr r r!�__str__�s




zVersion.__str__cCs|jjS)zThe epoch of the version.

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Version.epoch.cCs|jjS)adThe components of the "release" segment of the version.

        >>> Version("1.2.3").release
        (1, 2, 3)
        >>> Version("2.0.0").release
        (2, 0, 0)
        >>> Version("1!2.0.0.post0").release
        (2, 0, 0)

        Includes trailing zeroes but not the epoch or any pre-release / development /
        post-release suffixes.
        )rHr)r(r r r!rszVersion.releasecCs|jjS)aThe pre-release segment of the version.

        >>> print(Version("1.2.3").pre)
        None
        >>> Version("1.2.3a1").pre
        ('a', 1)
        >>> Version("1.2.3b1").pre
        ('b', 1)
        >>> Version("1.2.3rc1").pre
        ('rc', 1)
        )rHr)r(r r r!r$s
zVersion.precCs|jjr|jjdSdS)z�The post-release number of the version.

        >>> print(Version("1.2.3").post)
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        r	N)rHr)r(r r r!r3s	zVersion.postcCs|jjr|jjdSdS)z�The development number of the version.

        >>> print(Version("1.2.3").dev)
        None
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        r	N)rHr)r(r r r!r>s	zVersion.devcCs(|jjr d�dd�|jjD��SdSdS)z�The local version segment of the version.

        >>> print(Version("1.2.3").local)
        None
        >>> Version("1.2.3+abc").local
        'abc'
        r9css|]}t|�VqdS)N)r)r6rNr r r!r8Ssz Version.local.<locals>.<genexpr>N)rHrrR)r(r r r!rIs	z
Version.localcCst|��dd�dS)z�The public portion of the version.

        >>> Version("1.2.3").public
        '1.2.3'
        >>> Version("1.2.3+abc").public
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        >>> Version("1.2.3+abc.dev1").public
        '1.2.3'
        rPr	r)rrE)r(r r r!�publicWszVersion.publiccCsFg}|jdkr |�|j�d��|�d�dd�|jD���d�|�S)a]The "base version" of the version.

        >>> Version("1.2.3").base_version
        '1.2.3'
        >>> Version("1.2.3+abc").base_version
        '1.2.3'
        >>> Version("1!1.2.3+abc.dev1").base_version
        '1!1.2.3'

        The "base version" is the public version of the project without any pre or post
        release markers.
        rrMr9css|]}t|�VqdS)N)r)r6rNr r r!r8ysz'Version.base_version.<locals>.<genexpr>rO)rrQrRr)r(rSr r r!�base_versionds

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        >>> Version("1.2.3").is_prerelease
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        >>> Version("1.2.3a1").is_prerelease
        True
        >>> Version("1.2.3b1").is_prerelease
        True
        >>> Version("1.2.3rc1").is_prerelease
        True
        >>> Version("1.2.3dev1").is_prerelease
        True
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is_devrelease�s	zVersion.is_devreleasecCst|j�dkr|jdSdS)zqThe first item of :attr:`release` or ``0`` if unavailable.

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