B
    Jdu                 @   s   d Z ddlmZ ddlmZ ddlZddlZddlZddlZddl	Z	ddl
Zddl
mZ eeZdd Zdd	 Zd
d Zdd Zdd Zdd ZdS )z
Helper functions for testing.
    )Path)TemporaryDirectoryN)_apic               C   s"   dt jd< dt jd< dt jd< d S )NzDejaVu Sanszfont.familynoneztext.hinting   ztext.hinting_factor)mplrcParams r	   r	   M/var/www/html/venv/lib/python3.7/site-packages/matplotlib/testing/__init__.pyset_font_settings_for_testing   s    

r   c               C   s   dt jd< d S )N
matplotlibzsvg.hashsalt)r   r   r	   r	   r	   r
   set_reproducibility_for_testing   s    r   c               C   s   yt t jd W nJ t jk
r\   yt t jd W n  t jk
rV   td Y nX Y nX td t	  t
  W d Q R X t  t  d S )Nzen_US.UTF-8zEnglish_United States.1252zPCould not set locale to English/United States. Some date-related tests may fail.ZAgg)locale	setlocaleLC_ALLError_logwarningr   Zuser   Z'suppress_matplotlib_deprecation_warningZ
rcdefaultsr   r   r	   r	   r	   r
   setup   s    

r   c         
   O   sX   | j }| j}tjtjdd| d| d| df|tjddi||dtjtjdd	}|S )
a  
    Run a function in a sub-process

    Parameters
    ----------
    func : function
        The function to be run.  It must be in a module that is importable.

    *args : str
        Any additional command line arguments to be passed in
        the first argument to subprocess.run

    **extra_env : Dict[str, str]
        Any additional envromental variables to be set for
        the subprocess.

    z-cz
from z import 
z()
SOURCE_DATE_EPOCH0T)envtimeoutcheckstdoutstderruniversal_newlines)	__name__
__module__
subprocessrunsys
executableosenvironPIPE)funcr   argsZ	extra_envtargetmoduleprocr	   r	   r
   subprocess_run_helper5   s    r,   c          
   C   sj   t  Z}t|d}|d y$tj| dt|g|tjtjd W n ttjfk
rZ   dS X dS Q R X dS )z
    Check if a given TeX system + pgf is available

    Parameters
    ----------
    texsystem : str
        The executable name to check
    ztest.texz
            \documentclass{minimal}
            \usepackage{pgf}
            \begin{document}
            \typeout{pgfversion=\pgfversion}
            \makeatletter
            \@@end
        z-halt-on-error)cwdr   r   FTN)	r   r   
write_textr    
check_callstrDEVNULLOSErrorCalledProcessError)Z	texsystemZtmpdirZtex_pathr	   r	   r
   _check_for_pgf]   s    	
r4   c             C   s   t tj|  dS )Nz.sty)boolr   ZdvireadZfind_tex_file)packager	   r	   r
   _has_tex_packagey   s    r7   )__doc__pathlibr   tempfiler   r   loggingr$   r    r"   r   r   r   	getLoggerr   r   r   r   r   r,   r4   r7   r	   r	   r	   r
   <module>   s    
(