← Back
Editing: prepare.cpython-38.pyc
U ��.e, � @ s d Z ddlZddlZddlmZ ddlmZ ddlmZ ddl m Z ddl m Z m Z mZmZmZ ddlmZ dd lmZ dd lmZ dd lmZ dd lmZmZ dd l m Z e r�ddl m Z ddlm Z ddl!m"Z" ddl#m$Z$ ddl%m&Z& ddl'm(Z( e�)e*�Z+dd� Z,G dd� de-�Z.dS )z)Prepares a distribution for installation � N)�requests)�)make_distribution_for_install_requirement)�InstalledDistribution)� unpack_url)�DirectoryUrlHashUnsupported� HashUnpinned�InstallationError�PreviousBuildDirError�VcsHashUnsupported)� expanduser)� MissingHashes)� indent_log)�write_delete_marker_file)� display_path�normalize_path)�MYPY_CHECK_RUNNING)�Optional)�AbstractDistribution)� PackageFinder)� PipSession)�InstallRequirement)�RequirementTrackerc C s. t | �}|�| �� |�||� W 5 Q R X |S )z-Prepare a distribution for installation. )r ZtrackZ prepare_distribution_metadata)�req� req_tracker�finder�build_isolation� abstract_dist� r �D/usr/lib/python3.8/site-packages/pip/_internal/operations/prepare.py�_get_prepared_distribution, s r c sD e Zd ZdZ� fdd�Zedd� �Zdd� Zdd � Zd d � Z � Z S ) �RequirementPreparerzPrepares a Requirement c sT t t| ��� || _|| _|| _|r,t|�}|| _|r>t|�}|| _ || _ || _ d S )N) �superr �__init__�src_dir� build_dirr r � download_dirr �wheel_download_dir� progress_barr )�selfr$ r% r# r& r' r r �� __class__r r r" 9 s z RequirementPreparer.__init__c C s< | j s dS tj�| j �r dS t�d� tdt| j � ��d S )NFTz!Could not find download directoryz0Could not find or access download directory '%s')r% �os�path�exists�logger�criticalr r )r( r r r �_download_should_savea s ��z)RequirementPreparer._download_should_savec C s� |j s t�|j }|jdkr2|j}t�dt|�� nt�d|jp@|� t� ��b |� | j � t j � t j �|jd��r�td||jf ��|r�|jr�t� �n|�� r�t� �|js�|js�t� �|j| d�}|r�|s�t� }| j}|jr�| j r�| j }z t ||j|||| j d� W nF t j k �rL } z$t�!d|| � t"d || |f ��W 5 d } ~ X Y nX |j�rh|�rbd } nd } nd } | �r|t#|j� t$|| j%|| j&�} | j'�r�|j�r�|�(| j� W 5 Q R X | S ) zCPrepare a requirement that would be obtained from req.link �filez Processing %sz Collecting %szsetup.pyz�pip can't proceed with requirements '%s' due to a pre-existing build directory (%s). This is likely due to a previous installation that failed. pip is being responsible and not assuming it can delete this. Please delete it and try again.)Ztrust_internet)�session�hashesr' z4Could not install requirement %s because of error %szDCould not install requirement %s because of HTTP error %s for URL %sNTF))�link�AssertionErrorZschemeZ file_pathr. �infor r r �ensure_has_source_dirr$ r+ r, r- �joinZ source_dirr Zis_vcsr Zis_existing_dirr Z original_linkZ is_pinnedr r3 r r% Zis_wheelr& r r' r Z HTTPErrorr/ r r r r r r0 �archive) r( r r2 r �require_hashesr4 r, r3 r% �excZautodelete_unpackedr r r r �prepare_linked_requiremento s� �� � ��� �z.RequirementPreparer.prepare_linked_requirementc C s� |j std��t�d|� t� �^ |r2td| ��|�| j� |�| j � t || j || j �}| j rp|� | j� |�|� W 5 Q R X |S )z(Prepare an editable requirement z-cannot prepare a non-editable req as editablez Obtaining %szoThe editable requirement %s cannot be installed when requiring hashes, because there is no single file to hash.)Zeditabler5 r. r6 r r r7 r# Zupdate_editabler0 r r r r9 r% Zcheck_if_exists)r( r r: Z use_user_siter r r r r � prepare_editable_requirement� s* �� � z0RequirementPreparer.prepare_editable_requirementc C sf |j std��|dk s&td|j f ��t�d|||j j� t� � |rPt�d� t|�}W 5 Q R X |S )z1Prepare an already-installed requirement z(req should have been satisfied but isn'tNzAdid not get skip reason skipped but req.satisfied_by is set to %rzRequirement %s: %s (%s)z�Since it is already installed, we are trusting this package without checking its hash. To ensure a completely repeatable environment, install into an empty virtualenv.)Z satisfied_byr5 r. r6 �versionr �debugr )r( r r: Z skip_reasonr r r r � prepare_installed_requirement s& �� ��z1RequirementPreparer.prepare_installed_requirement) �__name__� __module__� __qualname__�__doc__r" �propertyr0 r< r= r@ � __classcell__r r r) r r 5 s ( z"r )/rD Zloggingr+ Z pip._vendorr Zpip._internal.distributionsr Z%pip._internal.distributions.installedr Zpip._internal.downloadr Zpip._internal.exceptionsr r r r r Zpip._internal.utils.compatr Zpip._internal.utils.hashesr Zpip._internal.utils.loggingr Z pip._internal.utils.marker_filesr Zpip._internal.utils.miscr r Zpip._internal.utils.typingr �typingr r Zpip._internal.indexr Z pip._internal.network.sessionr Z pip._internal.req.req_installr Z pip._internal.req.req_trackerr Z getLoggerrA r. r �objectr r r r r �<module> s.
Save File
Cancel