How to use the praw.models.WikiPage function in praw

def test_update(self):
        subreddit = self.reddit.subreddit(pytest.placeholders.test_subreddit)
        page = WikiPage(self.reddit, subreddit, "test")

        self.reddit.read_only = False
        with self.recorder.use_cassette("TestWikiPageModeration.test_update"):
            updated = page.mod.update(listed=False, permlevel=1)
        assert {"editors": [], "listed": False, "permlevel": 1} == updated

def test_pickle(self):
        page = WikiPage(
            self.reddit, subreddit=Subreddit(self.reddit, "a"), name="x"
        )
        for level in range(pickle.HIGHEST_PROTOCOL + 1):
            other = pickle.loads(pickle.dumps(page, protocol=level))
            assert page == other

def test_settings(self):
        subreddit = self.reddit.subreddit(pytest.placeholders.test_subreddit)
        page = WikiPage(self.reddit, subreddit, "test")

        self.reddit.read_only = False
        with self.recorder.use_cassette(
            "TestWikiPageModeration.test_settings"
        ):
            settings = page.mod.settings()
        assert {"editors": [], "listed": True, "permlevel": 0} == settings

def test__iter(self, _):
        self.reddit.read_only = False
        subreddit = self.reddit.subreddit(pytest.placeholders.test_subreddit)
        with self.recorder.use_cassette("TestSubredditWiki.iter"):
            count = 0
            for wikipage in subreddit.wiki:
                assert isinstance(wikipage, WikiPage)
                count += 1
            assert count > 0

def test_equality(self):
        page1 = WikiPage(
            self.reddit, subreddit=Subreddit(self.reddit, "a"), name="x"
        )
        page2 = WikiPage(
            self.reddit, subreddit=Subreddit(self.reddit, "a"), name="2"
        )
        page3 = WikiPage(
            self.reddit, subreddit=Subreddit(self.reddit, "b"), name="1"
        )
        page4 = WikiPage(
            self.reddit, subreddit=Subreddit(self.reddit, "A"), name="x"
        )
        page5 = WikiPage(
            self.reddit, subreddit=Subreddit(self.reddit, "a"), name="X"
        )
        assert page1 == page1
        assert page2 == page2
        assert page3 == page3
        assert page1 != page2
        assert page1 != page3

def test_edit(self):
        subreddit = self.reddit.subreddit(pytest.placeholders.test_subreddit)
        page = WikiPage(self.reddit, subreddit, "test")

        self.reddit.read_only = False
        with self.recorder.use_cassette("TestWikiPage.test_edit"):
            page.edit("PRAW updated")

def post_page(page_text, reddit, subreddit, live_wiki_title):
    praw.models.WikiPage(reddit, subreddit, live_wiki_title).edit(page_text)
    print("Updated " + str(subreddit) + " " + str(live_wiki_title))
    print("https://www.reddit.com/r/" + str(subreddit) + "/wiki/" + str(live_wiki_title))

elif msgsub[1] == "update_wiki":
                    print("--User want to see settings!")
                    write_set('wiki')
                    msgfrom.message('Pigrow Control', "Settings Wiki written at " + wikilink)
                elif msgsub[1] == 'datawall':
                    print("--User want's a datawall!")
                    datawalllink = "[Settings Wiki](https://www.reddit.com/r/" + str(subreddit) + "/wiki/"+str(wiki_title)+ "datawall)"
                    os.system(path+"scripts/visualisation/caps_graph.py")
                    os.system(path+"scripts/visualisation/temp_graph.py hours=24")
                    os.system(path+"scripts/visualisation/humid_graph.py hours=24")
                    os.system(path+"scripts/visualisation/selflog_graph.py")
                    os.system(path+"scripts/visualisation/assemble_datawall.py")
                    photo_loc = subreddit.stylesheet.upload('datawall', path+"graphs/datawall.jpg")
                    page_text = "#Datawall  \n  \n"
                    page_text += '![datawall](%%datawall%%)  \n  \n'
                    praw.models.WikiPage(reddit, subreddit, live_wiki_title).edit(page_text)
                    live_wikilink = "[Datawall](https://www.reddit.com/r/" + str(subreddit) + "/wiki/"+str(live_wiki_title)+ ")"
                    msgfrom.message('Pigrow Control', "Datawall uploaded to " + str(live_wikilink))

                elif msgsub[1] == "timelapse_hour":
                    print("Generating the last hour into a timelapse, this will take a while...")
                    os.system(path+"scripts/visualisation/timelapse_assemble.py of=" + homedir + "/Pigrow/graphs/hour.gif dc=hour1 ds=1 fps=5 ow=r")
                    #msgfrom.message('Pigrow Control', "Gif created " + homedir + "/Pigrow/graphs/hour.gif")#at " + giflink)
                    photo_loc = subreddit.stylesheet.upload('onehour', path+"graphs/hour.gif")
                    page_text = "#Last Hour  \n  \n"
                    page_text += '![onehour](%%onehour%%)  \n  \n'
                    praw.models.WikiPage(reddit, subreddit, live_wiki_title).edit(page_text)
                    live_wikilink = "[Timelapse](https://www.reddit.com/r/" + str(subreddit) + "/wiki/"+str(live_wiki_title)+ ")"
                    msgfrom.message('Pigrow Control', "Last hour timelapse gif uploaded to " + str(live_wikilink))
                elif msgsub[1] == "timelapse_5hours":
                    print("Generating the last five hours into a timelapse, this will take a while...")
                    os.system(path+"scripts/visualisation/timelapse_assemble.py of=" + homedir + "/Pigrow/graphs/5hours.gif dc=hour5 ds=1 fps=5 ow=r")

graph8 = subreddit.stylesheet.upload('test', resizeda)

page_text += '\n\n##Graphs \n  \n'
page_text += '![temp](%%temp%%) '
page_text += '![humidity](%%humid%%)  \n'
page_text += '###System Graphs  \n'
page_text += '![sec since up](%%ssup%%) '
page_text += '![step graph](%%step%%) '
page_text += '![sec between up](%%sbu%%) '
page_text += '![sec between comps](%%sbc%%)  \n'
page_text += '###camera graphs  \n'
page_text += 'This is a graph of the file sizes  \n ![file sizes of the camera images](%%test%%) '
page_text += '![file time dif](%%fsd%%)  \n'
page_text += '  \nIf you can\'t tell this is a very much inprogress bit of work here...'

praw.models.WikiPage(reddit, subreddit, live_wiki_title).edit(page_text)