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

Make import checks more explicit in %whos...

Make import checks more explicit in %whos Since PyPy has a fake numpy, checking for 'numpy' is insufficient only check if numpy/numeric in use, to prevent unnecessary imports closes gh-904

Bernardo B. Marques - - Load All Authors

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             localinterfaces.py
        
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        MinRK
    
added localinterfaces to utils

              r3143
            
      """Simple utility for building a list of local IPs using the socket module.

      This module defines two constants:

        Bernardo B. Marques
    
remove all trailling spaces

              r4872
            
      LOCALHOST : The loopback interface, or the first interface that points to this

        MinRK
    
added localinterfaces to utils

              r3143
            
                  machine.  It will *almost* always be '127.0.0.1'

      LOCAL_IPS : A list of IP addresses, loopback first, that point to this machine.

      """

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

      #  Copyright (C) 2010  The IPython Development Team

      #

      #  Distributed under the terms of the BSD License.  The full license is in

      #  the file COPYING, distributed as part of this software.

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

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

      # Imports

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

      import socket

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

      # Code

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

      LOCAL_IPS = []

      try:

          LOCAL_IPS = socket.gethostbyname_ex('localhost')[2]

      except socket.gaierror:

          pass

      try:

          LOCAL_IPS.extend(socket.gethostbyname_ex(socket.gethostname())[2])

      except socket.gaierror:

          pass

      # include all-interface aliases: 0.0.0.0 and ''

      LOCAL_IPS.extend(['0.0.0.0', ''])

      LOCALHOST = LOCAL_IPS[0]

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MinRK added localinterfaces to utils	r3143	"""Simple utility for building a list of local IPs using the socket module.
		This module defines two constants:

Bernardo B. Marques remove all trailling spaces	r4872	LOCALHOST : The loopback interface, or the first interface that points to this
MinRK added localinterfaces to utils	r3143	machine. It will almost always be '127.0.0.1'

		LOCAL_IPS : A list of IP addresses, loopback first, that point to this machine.
		"""
		#-----------------------------------------------------------------------------
		# Copyright (C) 2010 The IPython Development Team
		#
		# Distributed under the terms of the BSD License. The full license is in
		# the file COPYING, distributed as part of this software.
		#-----------------------------------------------------------------------------

		#-----------------------------------------------------------------------------
		# Imports
		#-----------------------------------------------------------------------------

		import socket

		#-----------------------------------------------------------------------------
		# Code
		#-----------------------------------------------------------------------------

		LOCAL_IPS = []
		try:
		LOCAL_IPS = socket.gethostbyname_ex('localhost')[2]
		except socket.gaierror:
		pass

		try:
		LOCAL_IPS.extend(socket.gethostbyname_ex(socket.gethostname())[2])
		except socket.gaierror:
		pass

		# include all-interface aliases: 0.0.0.0 and ''
		LOCAL_IPS.extend(['0.0.0.0', ''])

		LOCALHOST = LOCAL_IPS[0]