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

avoid executing code in utils.localinterfaces at import time...

avoid executing code in utils.localinterfaces at import time moves away from global constants to utility functions. The code is still only executed once, but instead of at import time, it is executed at first request.

Matthias BUSSONNIER - - Load All Authors

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      # encoding: utf-8

      """Generic functions for extending IPython.

      See http://cheeseshop.python.org/pypi/simplegeneric.

      """

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

      #  Copyright (C) 2008-2011  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

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

      from IPython.core.error import TryNext

      from IPython.external.simplegeneric import generic

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

      # Imports

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

      @generic

      def inspect_object(obj):

          """Called when you do obj?"""

          raise TryNext

      @generic

      def complete_object(obj, prev_completions):

          """Custom completer dispatching for python objects.

          Parameters

          ----------

          obj : object

              The object to complete.

          prev_completions : list

              List of attributes discovered so far.

          This should return the list of attributes in obj. If you only wish to

          add to the attributes already discovered normally, return

          own_attrs + prev_completions.

          """

          raise TryNext

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				# encoding: utf-8
				"""Generic functions for extending IPython.

				See http://cheeseshop.python.org/pypi/simplegeneric.
				"""

				#-----------------------------------------------------------------------------
				# Copyright (C) 2008-2011 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
				#-----------------------------------------------------------------------------

				from IPython.core.error import TryNext
				from IPython.external.simplegeneric import generic

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


				@generic
				def inspect_object(obj):
				"""Called when you do obj?"""
				raise TryNext


				@generic
				def complete_object(obj, prev_completions):
				"""Custom completer dispatching for python objects.

				Parameters
				----------
				obj : object
				The object to complete.
				prev_completions : list
				List of attributes discovered so far.

				This should return the list of attributes in obj. If you only wish to
				add to the attributes already discovered normally, return
				own_attrs + prev_completions.
				"""
				raise TryNext