from copy import deepcopy fails - Python Forum
python-forum.io › thread-686lt1/pdh /home/pdh 7> cat tryx.py from copy import deepcopy lt1/pdh /home/pdh 8> python tryx.py Traceback (most recent call last): File "tryx.py", line 1, in <module> from copy import deepcopy ImportError: cannot import name deepcopy lt1/pdh /home/pdh 9> python3 tryx.py Traceback (most recent call last): File "tryx.py", line 1, in <module> from copy import deepcopy ImportError: cannot import ...
python-pidfile · PyPI
https://pypi.org/project/python-pidfile23.12.2019 · Python context manager for managing pid files. Example usage: import pidfile import time print ('Starting process') try: with pidfile. PIDFile (): print ('Process started') time. sleep (30) except pidfile. AlreadyRunningError: print ('Already running.') print ('Exiting'). The context manager will take care of verifying the existence of a pid file, check its pid to see if it’s …
python-pidfile · PyPI
pypi.org › project › python-pidfileDec 23, 2019 · import pidfile import time print('Starting process') try: with pidfile.PIDFile(): print('Process started') time.sleep(30) except pidfile.AlreadyRunningError: print('Already running.') print('Exiting') The context manager will take care of verifying the existence of a pid file, check its pid to see if it’s alive, check the command line (which should be <something>/<python name> ), and if all the conditions are met, rise a pidfile.AlreadyRunningError exception.
ImportError: cannot import name Daemon · Issue #1 ...
github.com › martinrusev › python-daemonJul 07, 2013 · daemon.restart() elif 'status' == sys.argv[1]: try: pf = file(PIDFILE,'r') pid = int(pf.read().strip()) pf.close() except IOError: pid = None except SystemExit: pid = None if pid: print 'YourDaemon is running as pid %s' % pid else: print 'Your Daemon is not running.' else: print "Unknown command" sys.exit(2) sys.exit(0) else: print "usage: %s start|stop|restart|status" % sys.argv[0] sys.exit(2)
Python daemon no pidfile - Stack Overflow
https://stackoverflow.com/questions/1790975413.05.2014 · I agree with @npoektop 's comment about the solution. I would just say that daemon.pidlockfile does not exist at the time I am writing this.daemon.pidfile instead. Maybe that's a recent name change? So instead, here's the general solution using the daemon.pidfile module instead of the lockfile module.. import daemon import daemon.pidfile import …