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python Programming Glossary: e.errnoCheck if a file is not open( not used by other process) in Python http://stackoverflow.com/questions/11114492/check-if-a-file-is-not-open-not-used-by-other-process-in-python # try to remove it directly except OSError as e if e.errno errno.ENOENT # file doesn't exist break This code can work but..
Can I run a Python script as a service? http://stackoverflow.com/questions/1423345/can-i-run-a-python-script-as-a-service 0 except OSError e sys.stderr.write 'fork #1 failed d s n' e.errno e.strerror sys.exit 1 os.setsid os.chdir our_home_dir os.umask.. 0 except OSError e sys.stderr.write 'fork #2 failed d s n' e.errno e.strerror sys.exit 1 si open ' dev null' 'r' so open out_log..
How to handle a broken pipe (SIGPIPE) in python? http://stackoverflow.com/questions/180095/how-to-handle-a-broken-pipe-sigpipe-in-python except socket.error e # A socket error except IOError e if e.errno errno.EPIPE # EPIPE error else # Other error share improve..
Is there a cross-platform way of getting information from Python's OSError http://stackoverflow.com/questions/273698/is-there-a-cross-platform-way-of-getting-information-from-pythons-oserror import os errno try os.mkdir 'test' except OSError e if e.errno errno.EEXIST # Do something You can also perform the reverse..
Run a program from python, and have it continue to run after the script is killed http://stackoverflow.com/questions/6011235/run-a-program-from-python-and-have-it-continue-to-run-after-the-script-is-kille except OSError e print sys.stderr fork #1 failed d s e.errno e.strerror sys.exit 1 os.setsid # do second fork try pid os.fork.. 0 except OSError e print sys.stderr fork #2 failed d s e.errno e.strerror sys.exit 1 # do stuff func # all done os._exit os.EX_OK..
How can I print and display subprocess stdout and stderr output without distortion? http://stackoverflow.com/questions/7729336/how-can-i-print-and-display-subprocess-stdout-and-stderr-output-without-distorti def read_async fd try return fd.read except IOError e if e.errno errno.EAGAIN raise e else return '' process subprocess.Popen..
http://stackoverflow.com/questions/972362/spawning-process-from-python e raise RuntimeError 1st fork failed s d e.strerror e.errno if pid 0 # parent calling process is all done return # detach.. e raise RuntimeError 2nd fork failed s d e.strerror e.errno raise Exception s d e.strerror e.errno if pid 0 # child process.. s d e.strerror e.errno raise Exception s d e.strerror e.errno if pid 0 # child process is all done os._exit 0 # grandchild..
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