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

Ensure that we don't damage the __builtins__ object after %run....

Ensure that we don't damage the __builtins__ object after %run. This fixes lp:364853. Also added a standalone set of testing.tools utilities that can be used in place of nose.tools to get proper test generators in object oriented tests.

Fernando Perez - - Load All Authors

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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):

            pass

            #print 'deleting object...'  # dbg

      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):
				pass
				#print 'deleting object...' # dbg

				c = C()

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

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