upstream/ipython Files · IPython/testing/plugin/show_refs.py

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Clone from https://github.com/ipython/ipython.git

Helpful error message if trying to run the ipythonx entry point without...

Helpful error message if trying to run the ipythonx entry point without wx installed.

Fernando Perez - - Load All Authors

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             show_refs.py
        
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             / IPython / testing / plugin / show_refs.py
          
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      """Simple script to show reference holding behavior.

      This is used by a companion test case.

      """

      import gc

      class C(object):

        def __del__(self):

            print 'deleting object...'

      c = C()

      c_refs = gc.get_referrers(c)

      ref_ids = map(id,c_refs)

      print 'c referrers:',map(type,c_refs)

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				"""Simple script to show reference holding behavior.

				This is used by a companion test case.
				"""

				import gc

				class C(object):
				def __del__(self):
				print 'deleting object...'

				c = C()

				c_refs = gc.get_referrers(c)
				ref_ids = map(id,c_refs)

				print 'c referrers:',map(type,c_refs)