o
    å¹´fÇ4  ã                   @   sx   d dl Z d dlZd dlZd dlmZmZ d dlmZ d dlm	Z	 e 
dej¡Ze 
dej¡Ze  e¡ZG dd„ dƒZdS )	é    N)ÚjoinÚsplit)Úexecute)ÚVersionzÉ
    (?:\#!\s*){0,1}  # shebang prefix
    (?P<path>
        .*?/bin/.*?)?
    (?P<name>
        python|pypy)
    (?P<version>
        \d[\.\d]*)?
    (?P<debug>
        -dbg)?
    (?P<options>.*)
    a-  
    (?P<name>.*?)
    (?:\.
        (?P<stableabi>abi\d+)
     |(?:\.
        (?P<soabi>
            (?P<impl>cpython|pypy)
            -
            (?P<ver>\d{2})
            (?P<flags>[a-z]*?)
        )
        (?:
            -(?P<multiarch>[^/]*?)
        )?
    ))?
    (?P<debug>_d)?
    \.so$c                   @   sÐ   e Zd ZdZdZdZdZdZdZi Z			d)dd„Z
dd	„ Zd
d„ Zdd„ Zdd„ Zedd„ ƒZd*dd„Zd+dd„Zd+dd„Zd+dd„Zd+dd„Zd+dd„Zd+dd„Zd+d d!„Zd+d"d#„Zd+d$d%„Zd,d'd(„ZdS )-ÚInterpreterNÚpythonFÚcpython© c                 C   sº   t ƒ }|d= |d= t|tƒr#| ¡ D ]}	||	 d u r!t||	ƒ||	< qn)|rL| dd¡ ¡ r6|s6t|ƒ|d< n|  |¡ 	¡ D ]\}	}
||	 d u rK|
||	< q=| 	¡ D ]
\}	}
t
| |	|
ƒ qPd S )NÚselfÚvalueÚ.Ú Úversion)ÚlocalsÚ
isinstancer   ÚkeysÚgetattrÚreplaceÚisdigitr   ÚparseÚitemsÚsetattr)r
   r   ÚpathÚnamer   ÚdebugÚimplÚoptionsÚparamsÚkeyÚvalr	   r	   ú+/usr/share/python3/debpython/interpreter.pyÚ__init__E   s&   
€þ€ÿzInterpreter.__init__c                 C   s”   |dkr%|r%|  d¡rd| jd< n
|  d¡rd| jd< d|v r$d| jd< n|d	kr1|d ur1t|ƒ}|d
v rC|d u rCtt|ƒ| j|< d S || j|< d S )Nr   r   r   r   Úpypyz-dbgTr   r   )r   r   r   r   )Ú
startswithÚ__dict__r   r   r   )r
   r   r   r	   r	   r    Ú__setattr__Z   s   



€zInterpreter.__setattr__c                 C   s8   | j pd}||  | j¡7 }| jr|dd | j¡ 7 }|S )Nr   ú )r   Ú_vstrr   r   r   )r
   Úresultr	   r	   r    Ú__repr__j   s
   
zInterpreter.__repr__c                 C   s   |   | j¡S ©N)r'   r   )r
   r	   r	   r    Ú__str__q   s   zInterpreter.__str__c                 C   sF   | j dkr| jS |r t|ƒ| jvr | jrd |¡S | jt|ƒ S | jS )Nr"   zpython{}-dbg)r   r   Ústrr   Úformat©r
   r   r	   r	   r    r'   t   s   

zInterpreter._vstrc                 C   s:   t  | ¡}|s	i S | ¡ }d|v rt|d  ¡ ƒ|d< |S )a«  Return dict with parsed shebang

        >>> sorted(Interpreter.parse('pypy').items())
        [('debug', None), ('name', 'pypy'), ('options', ()), ('path', None), ('version', None)]
        >>> sorted(Interpreter.parse('/usr/bin/python3.3-dbg').items())
        [('debug', '-dbg'), ('name', 'python'), ('options', ()), ('path', '/usr/bin/'), ('version', '3.3')]
        >>> sorted(Interpreter.parse('#! /usr/bin/pypy --foo').items())
        [('debug', None), ('name', 'pypy'), ('options', ('--foo',)), ('path', '/usr/bin/'), ('version', None)]
        >>> sorted(Interpreter.parse('#! /usr/bin/python3.2').items())
        [('debug', None), ('name', 'python'), ('options', ()), ('path', '/usr/bin/'), ('version', '3.2')]
        >>> sorted(Interpreter.parse('/usr/bin/python3.2-dbg --foo --bar').items())
        [('debug', '-dbg'), ('name', 'python'), ('options', ('--foo', '--bar')), ('path', '/usr/bin/'), ('version', '3.2')]
        r   )Ú
SHEBANG_REÚsearchÚ	groupdictÚtupler   )Úshebangr(   r	   r	   r    r   ~   s   
zInterpreter.parsec                 C   sn   t |p| jƒ}| jdkrd}n|t dƒ> rd| }n|t dƒ> r%d| }nd}|r-d| }|r5d	||f }|S )
aß  Return path to site-packages directory.

        Note that returned path is not the final location of .py files

        >>> i = Interpreter('python')
        >>> i.sitedir(version='3.1')
        '/usr/lib/python3/dist-packages/'
        >>> i.sitedir(version='2.5')
        '/usr/lib/python2.5/site-packages/'
        >>> i.sitedir(version=Version('2.7'))
        '/usr/lib/python2.7/dist-packages/'
        >>> i.sitedir(version='3.1', gdb=True, package='python3-foo')
        'debian/python3-foo/usr/lib/debug/usr/lib/python3/dist-packages/'
        >>> i.sitedir(version=Version('3.2'))
        '/usr/lib/python3/dist-packages/'
        >>> Interpreter('pypy').sitedir(version='2.0')
        '/usr/lib/pypy/dist-packages/'
        r"   z/usr/lib/pypy/dist-packages/ú2.6z /usr/lib/python%s/site-packages/z3.0z /usr/lib/python%s/dist-packages/z/usr/lib/python3/dist-packages/z/usr/lib/debug%szdebian/%s%s)r   r   r   )r
   ÚgdbÚpackager   r   r	   r	   r    Úsitedir—   s   


zInterpreter.sitedirc                 C   sv   t |p| jƒ}d| jv rdnd}|t dƒkr|| S t|ƒ\}}| d¡s)|d7 }t|dd|dd	… |  |¡|f ƒS )
a¦  Given path to a .py file, return path to its .pyc/.pyo file.

        This function is inspired by Python 3.2's imp.cache_from_source.

        :param fpath: path to file name
        :param version: Python version

        >>> i = Interpreter('python')
        >>> i.cache_file('foo.py', Version('3.1'))
        'foo.pyc'
        >>> i.cache_file('bar/foo.py', '3.2')
        'bar/__pycache__/foo.cpython-32.pyc'
        z-OÚoÚcú3.1z.pyÚ__pycache__z
%s.%s.py%sNéýÿÿÿ)r   r   r   r   Úendswithr   Ú	magic_tag)r
   Úfpathr   Ú	last_charÚfdirÚfnamer	   r	   r    Ú
cache_file½   s   
ÿzInterpreter.cache_filec                 C   s~   t |p| jƒ}|  |¡\}}| dd¡d }|r(|d |¡7 }|r(|d |¡7 }| jr:| jdkr:|t dƒ> r:|d7 }d	 |¡S )
z5Return extension name with soname and multiarch tags.r   é   r   z.{}z-{}r   Ú3Ú_dz{}.so)r   r   Ú_get_configr   r-   r   r   )r
   r   r   ÚsoabiÚ	multiarchr(   r	   r	   r    Úext_fileÖ   s   
ÿ
zInterpreter.ext_filec                 C   s<   t |p| jƒ}| jdkr|t dƒ> rdS |  d|¡}t|ƒS )zReturn magic number.r   rE   r   z"import imp; print(imp.get_magic()))r   r   r   Ú_executeÚeval)r
   r   r(   r	   r	   r    Úmagic_numberä   s
   zInterpreter.magic_numberc                 C   s4   t |p| jƒ}| jdkr|t dƒ> rdS |  d|¡S )z«Return Python magic tag (used in __pycache__ dir to tag files).

        >>> i = Interpreter('python')
        >>> i.magic_tag(version='3.2')
        'cpython-32'
        r   ú3.2r   z import imp; print(imp.get_tag()))r   r   r   rK   r.   r	   r	   r    r>   ì   s   zInterpreter.magic_tagc                 C   sF   t |p| jƒ}z
|  |¡\}}W |S  ty"   tjddd� Y dS w )zReturn multiarch tag.zcannot get multiarchT©Úexc_infor   ©r   r   rG   Ú	ExceptionÚlogr   ©r
   r   rH   rI   r	   r	   r    rI   ø   s   üýzInterpreter.multiarchc                 C   s8   t |p| jƒ}| jdkr|t dƒ? rd |j¡S d S d S )Nr   rN   zabi{})r   r   r   r-   Úmajorr.   r	   r	   r    Ú	stableabi  s   ÿzInterpreter.stableabic                 C   sF   t |p| jƒ}z
|  |¡\}}W |S  ty"   tjddd� Y dS w )z›Return SOABI flag (used to in .so files).

        >>> i = Interpreter('python')
        >>> i.soabi(version=Version('3.3'))
        'cpython-33m'
        zcannot get soabiTrO   r   rQ   rT   r	   r	   r    rH   	  s   üýzInterpreter.soabic           	      C   sl  t |p| jƒ}d|v r| dd¡\}}nd}t |¡}|sdS | ¡ }|d r)dS t| |d�}|d rBd |d d	 |d d ¡|_|jsT|d
 sQd|d pOdv rTd|_z| 	¡ \}}W n t
ym   tjddd� Y dS w |d }|jdkr‡|jd? r‡| d¡r‡|dd… }|d s�|r§d ||d p•|¡}|d s�|r§d ||d p¥|¡}|d7 }||kr±dS t||ƒS )aˆ  Return extension file name if file can be renamed.

        >>> i = Interpreter('python')
        >>> i.check_extname('foo.so', version='3.3') # doctest: +ELLIPSIS
        'foo.cpython-33m-....so'
        >>> i.check_extname('foo.abi3.so', version='3.3')
        >>> i.check_extname('foo/bar/bazmodule.so', version='3.3') # doctest: +ELLIPSIS
        'foo/bar/baz.cpython-33m-....so'
        ú/rD   r   NrV   )r   Úverz{}.{}r   r   ÚdÚflagsTzcannot get soabi/multiarchrO   r   r   rN   ÚmoduleiúÿÿÿrH   rI   z{}-{}z.so)r   r   ÚrsplitÚ
EXTFILE_REr0   r1   r   r-   r   rG   rR   rS   r   r=   r   )	r
   rB   r   rA   ÚinfoÚirH   rI   r(   r	   r	   r    Úcheck_extname  s@   

þ
zInterpreter.check_extnamec                 C   s�   t |p| jƒ}| jdks!| jdkr$|d? r|d> s!|d? s!|dkr$d}nd}|d7 }|  ||¡ d	¡}z
tjd
 |d< W |S  tyG   Y |S w )Nr"   r   r4   rE   r:   zimport sysconfig as s;z%from distutils import sysconfig as s;zOprint("__SEP__".join(i or "" for i in s.get_config_vars("SOABI", "MULTIARCH")))Ú__SEP__ÚDEB_HOST_MULTIARCHrD   )r   r   r   rK   r   ÚosÚenvironÚKeyError)r
   r   ÚcmdÚ	conf_varsr	   r	   r    rG   K  s(   ÿÿþþþzInterpreter._get_configTc                 C   s®   t |p| jƒ}d |  |¡| dd¡¡}|r"|| jjv r"| jj| S t|ƒ}|d dkr=t 	|d ¡ t
d ||d ¡ƒ‚|d  ¡ }t|ƒdkrM|d }|rU|| jj|< |S )	Nz
{} -c '{}'ú'Ú
returncoder   Ústderrz{} failed with status code {}ÚstdoutrD   )r   r   r-   r'   r   Ú	__class__Ú_cacher   rS   r   rR   Ú
splitlinesÚlen)r
   Úcommandr   ÚcacheÚoutputr(   r	   r	   r    rK   ^  s   zInterpreter._execute)NNNNNNN)FNNr*   )NT)Ú__name__Ú
__module__Ú__qualname__r   r   r   r   r   r   rm   r!   r%   r)   r+   r'   Ústaticmethodr   r7   rC   rJ   rM   r>   rI   rV   rH   r`   rG   rK   r	   r	   r	   r    r   <   s8    
ÿ



&







1r   )Úloggingrc   ÚreÚos.pathr   r   Ú	debpythonr   Údebpython.versionr   ÚcompileÚVERBOSEr/   r]   Ú	getLoggerrs   rS   r   r	   r	   r	   r    Ú<module>   s   õð
