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These are meant to be used elsewhere within pip to create instances of InstallRequirement. � N)� Collection�Dict�List�Optional�Set�Tuple�Union)�Marker)�InvalidRequirement� Requirement)� Specifier)�InstallationError)�PyPI�TestPyPI)�Link)�Wheel)�ParsedRequirement)�InstallRequirement)�is_archive_file)�is_installable_dir)�get_requirement)� path_to_url)�is_url�vcs�install_req_from_editable�install_req_from_line�parse_editable)�path�returnc C s6 t �d| �}d }|r*|�d�}|�d�}n| }||fS )Nz^(.+)(\[[^\]]+\])$� � )�re�match�group)r �m�extras�path_no_extras� r' �?/tmp/pip-install-251nq386/pip/pip/_internal/req/constructors.py� _strip_extras+ s r) )r% r c C s | s t � S td| �� �jS )N� placeholder)�setr �lowerr% )r% r' r' r( �convert_extras7 s r- )�req� new_extrasr c C s� t jdt| �t jd�}|dk s.td| � d���|�d�}|�d�}|dk rR|dk sbtd| � d���|rxd d �t|�� nd }t|� |� |� ��S ) z� Returns a new requirement based on the given one, with the supplied extras. 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It should either be a path to a local project or a VCS URL (beginning with z).zZCould not detect requirement name for '{}', please specify one with #egg=your_package_name)r) �osr �isdirr r, � startswithr � egg_fragmentr r% r+ r Zis_vcsr8 � all_schemesr �format)r= �url� url_no_extrasr% � package_name�version_control�link�backendsr' r' r( r V s4 )�filenamer c C s� t | ddd��t}dd� dd� |D �D �}xT|D ]L}d|krL|d|�d�� }|�d �rp|dd � �� t|d � }t|� dS W W dQ R X dS ) a Check if file is parsable as a requirements file. This is heavily based on ``pkg_resources.parse_requirements``, but simplified to just check the first meaningful line. :raises InvalidRequirement: If the first meaningful line cannot be parsed as an requirement. zutf-8�ignore)�encoding�errorsc s s | ]}|r|� d �s|V qdS )�#N)rB )�.0�liner' r' r( � <genexpr>� s z2check_first_requirement_in_file.<locals>.<genexpr>c s s | ]}|� � V qd S )N)�strip)rQ rR r' r' r( rS � s z #N�\���r3 )�open�find�endswithrT �nextr )rL �f�linesrR r' r' r( � check_first_requirement_in_file� s r] )r. r c C s^ t j�| �sd| � d�S d}y t| � W n tk rH t�d| � Y nX |d| � d�7 }|S )z�Returns helpful msg in case requirements file does not exist, or cannot be parsed. :params req: Requirements file path z File 'z' does not exist.z The path does exist. z&Cannot parse '%s' as requirements filezThe argument you provided (zx) appears to be a requirements file. If that is the case, use the '-r' flag to install the packages specified within it.)r@ r �existsr] r �logger�debug)r. �msgr' r' r( �deduce_helpful_msg� s rb c @ s0 e Zd Zee ee ee ee d�dd�Z dS )�RequirementParts)� requirementrJ �markersr% c C s || _ || _|| _|| _d S )N)rd rJ re r% )�selfrd rJ re r% r' r' r( �__init__� s zRequirementParts.__init__N) �__name__� __module__� __qualname__r r r r r r5 rg r' r' r' r( rc � s rc c C sd t | �\}}}|d k rJy t|�}W qN tk rF td|� d���Y qNX nd }t|�}t||d |�S )NzInvalid requirement: '�')r r r r r rc )r= �namerF �extras_overrider. rJ r' r' r( �parse_req_from_editable� s rn F)� use_pep517�isolated�global_options� hash_options� constraint� user_supplied�permit_editable_wheels�config_settings) r= � comes_fromro rp rq rr rs rt ru rv r c C s0 t | �} t| j||d|| j|||||| | jd� S )NT) rw rt �editableru rJ rs ro rp rq rr rv r% )rn r rd rJ r% ) r= rw ro rp rq rr rs rt ru rv �partsr' r' r( r � s )rl r c C s> t jj| krdS t jjdk r,t jj| kr,dS | �d�r:dS dS )ak Checks whether the string "looks like" a path on the filesystem. This does not check whether the target actually exists, only judge from the appearance. Returns true if any of the following conditions is true: * a path separator is found (either os.path.sep or os.path.altsep); * a dot is found (which represents the current directory). TN�.F)r@ r �sep�altseprB )rl r' r' r( �_looks_like_path s r} )r rl r c C s� t |�r4tj�| �r4t| �r$t| �S td|�d���t| �s@dS tj�| �rTt| �S |� dd�}t |�dkr|t |d �s|dS t � d|� t| �S ) aK First, it checks whether a provided path is an installable directory. If it is, returns the path. If false, check if the path is an archive file (such as a .whl). The function checks if the path is a file. If false, if the path has an @, it will treat it as a PEP 440 URL requirement and return the path. z Directory zC is not installable. Neither 'setup.py' nor 'pyproject.toml' found.N�@r r r zARequirement %r looks like a filename, but the file does not exist) r} r@ r rA r r r r �isfile�split�lenr_ �warning)r rl Z urlreq_partsr' r' r( �_get_url_from_path s r� )rl � line_sourcer c sn t | �rd}nd}|| krF| �|d�\} }|�� }|s<d }qJt|�}nd }| �� } d }tj�tj�| ��}d }d }t | �r�t| �}n&t |�\} }t | | �} | d k r�t| �}|�r|j dkr�t � d|j�r�tttj�tj�|j����}|j�r t|j�} | j� d| j� �}n|j}n| }t|�} ttd�� fdd � �ttd ��fd d � } |d k �r\| |�}nd }t|||| �S ) Nz; �;r �filez\.\./z==)�textr c s � s| S | � d� � d�S )Nz (from �)r' )r� )r� r' r( � with_sourceh s z(parse_req_from_line.<locals>.with_source)� req_as_stringr c s� y t � �}W n� tk r� tjj� kr:d}|t� �7 }n(d� kr^t� fdd�tD ��s^d}nd}�d� ���}|r�|d|� �7 }t|��Y n8X x4|j D ]*}t |�}|� d �r�d |� d �}t|��q�W |S ) NzIt looks like a path.�=c 3 s | ]}|� kV qd S )Nr' )rQ �op)r� r' r( rS u s zAparse_req_from_line.<locals>._parse_req_string.<locals>.<genexpr>z,= is not a valid operator. Did you mean == ?r3 zInvalid requirement: z Hint: �]zExtras after version 'z'.) r r r@ r r{ rb �any� operatorsr � specifierr5 rY )r� r. �add_msgra �specZspec_str)r� )r� r( �_parse_req_stringm s( z.parse_req_from_line.<locals>._parse_req_string)r r� rT r r@ r �normpath�abspathr r) r� �schemer! �searchrF r �is_wheelr rL rl �versionrC r- r5 r rc )rl r� � marker_sepZmarkers_as_stringre r� r rJ Zextras_as_string�prF �wheelr% r� r. r' )r� r� r( �parse_req_from_line8 sH r� )ro rp rq rr rs r� rt rv ) rl rw ro rp rq rr rs r� rt rv r c C s2 t | |�} t| j|| j| j||||| || j|d� S )a Creates an InstallRequirement from a name, which might be a requirement, directory containing 'setup.py', filename, or URL. :param line_source: An optional string describing where the line is from, for logging purposes in case of an error. ) rJ re ro rp rq rr rv rs r% rt )r� r rd rJ re r% ) rl rw ro rp rq rr rs r� rt rv ry r' r' r( r � s )� req_stringrw rp ro rt r c C s� y t | �}W n$ tk r0 td| � d���Y nX tjtjg}|jrr|rr|jrr|jj|krrtd|j � d|� d���t |||||d�S )NzInvalid requirement: 'rk zZPackages installed from PyPI cannot depend on packages which are not also hosted on PyPI. z depends on � )rp ro rt ) r r r r �file_storage_domainr rF rJ �netlocrl r )r� rw rp ro rt r. �domains_not_allowedr' r' r( �install_req_from_req_string� s$ r� )� parsed_reqrp ro rt rv r c C st | j r$t| j| j|| j|||d�}nLt| j| j||| jrF| j�dg �ng | jr\| j�di �ni | j| j||d� }|S )N)rw ro rs rp rt rv rq �hashes) rw ro rp rq rr rs r� rt rv ) Z is_editabler rd rw rs r �options�getr� )r� rp ro rt rv r. r' r' r( �#install_req_from_parsed_requirement� s, r� )rJ �ireqr c C s2 t |j|j|j| |j|j|j|j|j|j |j d� S )N) r. rw rx rJ re ro rp rq rr rv rt ) r r. rw rx re ro rp rq rr rv rt )rJ r� r' r' r( � install_req_from_link_and_ireq s r� )r� r c C sR t | jdk rt| jt� �nd| | j| j| j| j| j| j | j | j g | j | j | jd�S )z� Creates a new InstallationRequirement using the given template but without any extras. Sets the original requirement as the new one's parent (comes_from). N)r. rw rx rJ re ro rp rq rr rs r% rv rt ru )r r. r< r+ rx rJ re ro rp rq rr rs rv rt ru )r� r' r' r( �install_req_drop_extras s r� )r� r% r c C s8 t � | �}| j|�|_| jdk r.t| j|j�nd|_|S )z� Returns a copy of an installation requirement with some additional extras. Makes a shallow copy of the ireq object. N)�copyr% r. r< )r� r% �resultr' r' r( �install_req_extend_extras1 s r� )N)N)NFNF)FNFN)G�__doc__r� �loggingr@ r! �typingr r r r r r r Z pip._vendor.packaging.markersr �"pip._vendor.packaging.requirementsr r Z pip._vendor.packaging.specifiersr �pip._internal.exceptionsr �pip._internal.models.indexr r �pip._internal.models.linkr Zpip._internal.models.wheelr Zpip._internal.req.req_filer Z pip._internal.req.req_installr Z pip._internal.utils.filetypesr �pip._internal.utils.miscr � pip._internal.utils.packagingr Zpip._internal.utils.urlsr �pip._internal.vcsr r �__all__� getLoggerrh r_ � _operators�keysr� r5 r) r- r< r r] rb rc rn �boolr r} r� r� r r� r� r� r� r� r' r' r' r( �<module> s� $ "7 Z"\^ " (#
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