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B �5�g$ � @ s� d dl Z d dlZd dlZd dlZd dlZd dlZd dlZd dlZejdd� �Z ejdde fdd��Z dd� Z ejej fdd ��Z ejdd e fd d ��Zejd d� �ZG dd� d�ZG dd� dejej�ZG dd� dej�ZdS )� Nc c s. t �� }t �| � z | V W dt �|� X dS )z� >>> tmp_path = getfixture('tmp_path') >>> with pushd(tmp_path): ... assert os.getcwd() == os.fspath(tmp_path) >>> assert os.getcwd() != os.fspath(tmp_path) N)�os�getcwd�chdir)�dir�orig� r �I/tmp/pip-install-251nq386/setuptools/setuptools/_vendor/jaraco/context.py�pushd s r c c s� |dkr$t j�| ��dd��dd�}|dkr>tjtjdd�}n t� dt � |dj f t � �� zRd }d }d � ||f�}||j f d t| �it � ��� ||�� |V W dQ R X W d|d j f t � �� X dS )z� Get a tarball, extract it, change to that directory, yield, then clean up. `runner` is the function to invoke commands. `pushd` is a context manager for changing the directory. Nz.tar.gz� z.tgzT)�shellz runner parameter is deprecatedzmkdir {target_dir}zwget {url} -O -z7tar x{compression} --strip-components=1 -C {target_dir}z | � compressionzrm -Rf {target_dir})r �path�basename�replace� functools�partial� subprocess� check_call�warnings�warn�DeprecationWarning�format�vars�join�infer_compression)�url� target_dirZrunnerr �getter�extract�cmdr r r �tarball_context s r c C s& | dd� }t dddd�}|�|d�S )a Given a URL or filename, infer the compression code for tar. >>> infer_compression('http://foo/bar.tar.gz') 'z' >>> infer_compression('http://foo/bar.tgz') 'z' >>> infer_compression('file.bz') 'j' >>> infer_compression('file.xz') 'J' ���N�z�j�J)�gzZbz�xz)�dict�get)r Zcompression_indicator�mappingr r r r : s r c c s" t �� }z |V W d| |� X dS )aN Create a temporary directory context. Pass a custom remover to override the removal behavior. >>> import pathlib >>> with temp_dir() as the_dir: ... assert os.path.isdir(the_dir) ... _ = pathlib.Path(the_dir).joinpath('somefile').write_text('contents') >>> assert not os.path.exists(the_dir) N)�tempfile�mkdtemp)Zremover�temp_dirr r r r, N s r, Tc c sr d| kr dnd}|� �R}|d| |g}|r6|� d|g� ttjjd�}|rL|nd}tj||d� |V W dQ R X dS )z� Check out the repo indicated by url. If dest_ctx is supplied, it should be a context manager to yield the target directory for the check out. �git�hg�clonez--branch�wN)�stdout)�extend�openr r �devnullr r ) r �branch�quietZdest_ctxZexeZrepo_dirr r4 r1 r r r � repo_contexta s r7 c c s dV dS )z� A null context suitable to stand in for a meaningful context. >>> with null() as value: ... assert value is None Nr r r r r �nullt s r8 c @ st e Zd ZdZdZeffdd�Zdd� Zedd� �Z ed d � �Z ed d � �Z d d� Z dd� Z ed�dd�Zdd� ZdS )� ExceptionTrapa� A context manager that will catch certain exceptions and provide an indication they occurred. >>> with ExceptionTrap() as trap: ... raise Exception() >>> bool(trap) True >>> with ExceptionTrap() as trap: ... pass >>> bool(trap) False >>> with ExceptionTrap(ValueError) as trap: ... raise ValueError("1 + 1 is not 3") >>> bool(trap) True >>> trap.value ValueError('1 + 1 is not 3') >>> trap.tb <traceback object at ...> >>> with ExceptionTrap(ValueError) as trap: ... raise Exception() Traceback (most recent call last): ... Exception >>> bool(trap) False )NNNc C s || _ d S )N)� exceptions)�selfr: r r r �__init__� s zExceptionTrap.__init__c C s | S )Nr )r; r r r � __enter__� s zExceptionTrap.__enter__c C s | j d S )Nr )�exc_info)r; r r r �type� s zExceptionTrap.typec C s | j d S )N� )r> )r; r r r �value� s zExceptionTrap.valuec C s | j d S )N� )r> )r; r r r �tb� s zExceptionTrap.tbc G s& |d }|ot || j�}|r"|| _|S )Nr )� issubclassr: r> )r; r> r? �matchesr r r �__exit__� s zExceptionTrap.__exit__c C s t | j�S )N)�boolr? )r; r r r �__bool__� s zExceptionTrap.__bool__)�_testc s t ���� ��fdd��}|S )a� Wrap func and replace the result with the truth value of the trap (True if an exception occurred). First, give the decorator an alias to support Python 3.8 Syntax. >>> raises = ExceptionTrap(ValueError).raises Now decorate a function that always fails. >>> @raises ... def fail(): ... raise ValueError('failed') >>> fail() True c s( t �j��}�| |� W d Q R X � |�S )N)r9 r: )�args�kwargsZtrap)rI �funcr; r r �wrapper� s z%ExceptionTrap.raises.<locals>.wrapper)r �wraps)r; rL rI rM r )rI rL r; r �raises� s zExceptionTrap.raisesc C s | j |tjd�S )a� Wrap func and replace the result with the truth value of the trap (True if no exception). First, give the decorator an alias to support Python 3.8 Syntax. >>> passes = ExceptionTrap(ValueError).passes Now decorate a function that always fails. >>> @passes ... def fail(): ... raise ValueError('failed') >>> fail() False )rI )rO �operator�not_)r; rL r r r �passes� s zExceptionTrap.passesN)�__name__� __module__� __qualname__�__doc__r> � Exceptionr< r= �propertyr? rA rC rF rH rG rO rR r r r r r9 s r9 c @ s e Zd ZdZdS )�suppressz� A version of contextlib.suppress with decorator support. >>> @suppress(KeyError) ... def key_error(): ... {}[''] >>> key_error() N)rS rT rU rV r r r r rY � s rY c @ s* e Zd ZdZd dd�Zdd� Zdd � Zd S ) � on_interrupta Replace a KeyboardInterrupt with SystemExit(1) >>> def do_interrupt(): ... raise KeyboardInterrupt() >>> on_interrupt('error')(do_interrupt)() Traceback (most recent call last): ... SystemExit: 1 >>> on_interrupt('error', code=255)(do_interrupt)() Traceback (most recent call last): ... SystemExit: 255 >>> on_interrupt('suppress')(do_interrupt)() >>> with __import__('pytest').raises(KeyboardInterrupt): ... on_interrupt('ignore')(do_interrupt)() �errorr@ c C s || _ || _d S )N)�action�code)r; r\ r] r r r r< s zon_interrupt.__init__c C s | S )Nr )r; r r r r= s zon_interrupt.__enter__c C s6 |t k s| jdkrd S | jdkr,t| j�|�| jdkS )N�ignorer[ rY )�KeyboardInterruptr\ � SystemExitr] )r; �exctype�excinst�exctbr r r rF s zon_interrupt.__exit__N)r[ r@ )rS rT rU rV r< r= rF r r r r rZ � s rZ )r r � contextlibr r* �shutilrP r �contextmanagerr r r �rmtreer, r7 r8 r9 rY �ContextDecoratorrZ r r r r �<module> s& q
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