upstream/ipython Files · IPython/utils/daemonize.py

Updating docs to reflect new examples....

Updating docs to reflect new examples. * Changed literalinclude paths to point to /examples. * Removed parallel options demo from parallel_demos.txt as it is now a notebook. Eventually we will find a way to integrate notebooks with the sphinx docs, but that is beyond the scope of this branch.

Matthias BUSSONNIER - - Load All Authors

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             daemonize.py
        
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        MinRK
    
scrub twisted/deferred references from launchers...

              r4019
            
      """daemonize function from twisted.scripts._twistd_unix."""

      #-----------------------------------------------------------------------------

      # Copyright (c) Twisted Matrix Laboratories.

      # See Twisted's LICENSE for details.

      # http://twistedmatrix.com/

      #-----------------------------------------------------------------------------

      import os, errno

      def daemonize():

          # See http://www.erlenstar.demon.co.uk/unix/faq_toc.html#TOC16

          if os.fork():   # launch child and...

              os._exit(0) # kill off parent

          os.setsid()

          if os.fork():   # launch child and...

              os._exit(0) # kill off parent again.

          null = os.open('/dev/null', os.O_RDWR)

          for i in range(3):

              try:

                  os.dup2(null, i)

        Matthias BUSSONNIER
    
conform to pep 3110...

              r7787
            
              except OSError as e:

        MinRK
    
scrub twisted/deferred references from launchers...

              r4019
            
                  if e.errno != errno.EBADF:

                      raise

          os.close(null)

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MinRK scrub twisted/deferred references from launchers...	r4019	"""daemonize function from twisted.scripts._twistd_unix."""

		#-----------------------------------------------------------------------------
		# Copyright (c) Twisted Matrix Laboratories.
		# See Twisted's LICENSE for details.
		# http://twistedmatrix.com/
		#-----------------------------------------------------------------------------

		import os, errno

		def daemonize():
		# See http://www.erlenstar.demon.co.uk/unix/faq_toc.html#TOC16
		if os.fork(): # launch child and...
		os._exit(0) # kill off parent
		os.setsid()
		if os.fork(): # launch child and...
		os._exit(0) # kill off parent again.
		null = os.open('/dev/null', os.O_RDWR)
		for i in range(3):
		try:
		os.dup2(null, i)
Matthias BUSSONNIER conform to pep 3110...	r7787	except OSError as e:
MinRK scrub twisted/deferred references from launchers...	r4019	if e.errno != errno.EBADF:
		raise
		os.close(null)