>>> import pwb, pywikibot
>>> datasite = pywikibot.site.DataSite('test', 'wikidata', None)
>>> item = pywikibot.page.ItemPage(datasite, 'Q68')
>>> item.get()
{'labels': <pywikibot.page.LanguageDict object at 0x00000185034F6FD0>, 'descriptions': <pywikibot.page.LanguageDict object at 0x00000185034F6F70>, 'aliases': <pywikibot.page.AliasesDict object at 0x00000185034F6F10>, 'claims': <pywikibot.page.ClaimCollection object at 0x00000185034F6E80>, 'sitelinks': <pywikibot.page.SiteLinkCollection object at 0x00000185034F6EB0>}
>>> pywikibot.config.simulate = False
>>> item.editEntity(data=item.toJSON())
Password for user Xqbot on wikidata:test (no characters will be shown): WARNING: C:\Python38\lib\getpass.py:100: GetPassWarning: Can not control echo on the terminal.
  return fallback_getpass(prompt, stream)

Warning: Password input may be echoed.
*****
Logging in to wikidata:test as Xqbot
>>> item.editEntity(data=item.toJSON())  ## no change is made with simulate=False
Sleeping for 18.8 seconds, 2020-06-24 13:48:21
>>> pywikibot.config.simulate = True
>>> item.editEntity(data=item.toJSON())
SIMULATION: wbeditentity action blocked. ***
Traceback (most recent call last):
  File "<pyshell#44>", line 1, in <module>
    item.editEntity(data=item.toJSON())
  File "C:\pwb\GIT\core\pywikibot\page\__init__.py", line 136, in wrapper
    handle(func, self, *args, **kwargs)
  File "C:\pwb\GIT\core\pywikibot\page\__init__.py", line 115, in handle
    func(self, *args, **kwargs)
  File "C:\pwb\GIT\core\pywikibot\page\__init__.py", line 4547, in editEntity
    super(WikibasePage, self).editEntity(
  File "C:\pwb\GIT\core\pywikibot\page\__init__.py", line 4271, in editEntity
    self._content = updates['entity']
KeyError: 'entity'
>>>