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from IPython.ipapi import TryNext
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from IPython.external.simplegeneric import generic
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''' 'Generic' functions for extending IPython
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See http://cheeseshop.python.org/pypi/simplegeneric
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Here's an example from genutils.py:
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def print_lsstring(arg):
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""" Prettier (non-repr-like) and more informative printer for LSString """
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print "LSString (.p, .n, .l, .s available). Value:"
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print arg
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print_lsstring = result_display.when_type(LSString)(print_lsstring)
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(Yes, the nasty syntax is for python 2.3 compatibility. Your own extensions
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can use the niftier decorator syntax)
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'''
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def result_display(result):
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""" print the result of computation """
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raise TryNext
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result_display = generic(result_display)
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def inspect_object(obj):
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""" Called when you do obj? """
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raise TryNext
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inspect_object = generic(inspect_object)
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def complete_object(obj, prev_completions):
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""" Custom completer dispatching for python objects
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obj is the object itself.
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prev_completions is the list of attributes discovered so far.
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This should return the list of attributes in obj. If you only wish to
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add to the attributes already discovered normally, return
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own_attrs + prev_completions.
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"""
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raise TryNext
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complete_object = generic(complete_object)
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#import os
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#def my_demo_complete_object(obj, prev_completions):
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# """ Demo completer that adds 'foobar' to the completions suggested
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# for any object that has attribute (path), e.g. 'os'"""
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# if hasattr(obj,'path'):
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# return prev_completions + ['foobar']
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# raise TryNext
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#
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#my_demo_complete_object = complete_object.when_type(type(os))(my_demo_complete_object)
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