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author | Jesús Eduardo <heckyel@hyperbola.info> | 2017-09-11 17:47:17 -0500 |
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committer | Jesús Eduardo <heckyel@hyperbola.info> | 2017-09-11 17:47:17 -0500 |
commit | 14738704ede6dfa6ac79f362a9c1f7f40f470cdc (patch) | |
tree | 31c83bdd188ae7b64d7169974d6f066ccfe95367 /mvc/execute.py | |
parent | eb1896583afbbb622cadcde1a24e17173f61904f (diff) | |
download | librevideoconverter-14738704ede6dfa6ac79f362a9c1f7f40f470cdc.tar.lz librevideoconverter-14738704ede6dfa6ac79f362a9c1f7f40f470cdc.tar.xz librevideoconverter-14738704ede6dfa6ac79f362a9c1f7f40f470cdc.zip |
rename mvc at lvc
Diffstat (limited to 'mvc/execute.py')
-rw-r--r-- | mvc/execute.py | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/mvc/execute.py b/mvc/execute.py deleted file mode 100644 index 893d356..0000000 --- a/mvc/execute.py +++ /dev/null @@ -1,49 +0,0 @@ -"""execute.py -- Run executable programs. - -mvc.execute wraps the standard subprocess module in for MVC. -""" - -import os -import subprocess -import sys - -CalledProcessError = subprocess.CalledProcessError - -def default_popen_args(): - retval = { - 'stdin': open(os.devnull, 'rb'), - 'stdout': subprocess.PIPE, - 'stderr': subprocess.STDOUT, - } - if sys.platform == 'win32': - retval['startupinfo'] = subprocess.STARTUPINFO() - retval['startupinfo'].dwFlags |= subprocess.STARTF_USESHOWWINDOW - return retval - -class Popen(subprocess.Popen): - """subprocess.Popen subclass that adds MVC default behavior. - - By default we: - - Use a /dev/null equivilent for stdin - - Use a pipe for stdout - - Redirect stderr to stdout - - use STARTF_USESHOWWINDOW to not open a console window on win32 - - These are just defaults though, they can be overriden by passing different - values to the constructor - """ - def __init__(self, commandline, **kwargs): - final_args = default_popen_args() - final_args.update(kwargs) - subprocess.Popen.__init__(self, commandline, **final_args) - -def check_output(commandline, **kwargs): - """MVC version of subprocess.check_output. - - This performs the same default behavior as the Popen class. - """ - final_args = default_popen_args() - # check_output doesn't use stdout - del final_args['stdout'] - final_args.update(kwargs) - return subprocess.check_output(commandline, **final_args) |