Python time.wait函数代码示例

    def search(query, num=10, start=0, sleep=True, recent=None,domain=".com"):
        if sleep:
            wait(1)
        url = generate_url(query, str(num), str(start), recent, domain)
        soup = BeautifulSoup(requests.get(url).text, "html.parser")
        results = Google.scrape_search_result(soup)
        related_queries = Google.scrape_related(soup)

        raw_total_results = soup.find('div', attrs = {'class' : 'sd'}).string
        total_results = 0
        if raw_total_results is not None:
            for i in raw_total_results:
                try:
                    temp = int(i)
                    total_results = total_results * 10 + temp
                except:
                    continue

        temp = {'results' : results,
                'url' : url,
                'expected_num' : num,
                'received_num' : len(results),
                'start' : start,
                'search_engine': 'google' + domain,
                'related_queries' : related_queries,
                'total_results' : total_results,
        }
        return temp

    def __init__(self, link_uri):
        """
        Initializes the control class and executes all needed functions.
        """

        # Connect Crazyflie
        self.Crazyflie = Crazyflie()
        self.Connected = False
        self.Connect(link_uri)

        while not self.Connected:
            wait(0.1)
            pass

        # Start Program
        self.t0 = 0#getTime()
        self.Running = True

        # Initialize
        self.SetInitialState()      
        self.InitializeReferenceCS()
        if Plotting:
            self.InitializePlotting()
        if GUI:
            self.InitializeGUI()
        if Animation:
            self.InitializeAnimation()

        # Run Main Loops
        Thread(target=self.MainLoop).start()
        if GUI:
            Thread(target=self.GUILoop).start()
        if Animation:
            Thread(target=self.AnimationLoop).start()

def initLoop():
    #TODO IRC

    while doLoop == True:
        for plugin in pluginList:
            getattr(pluginList[plugin], "tick")();
    time.wait(1/30);

    def search(query, num=10, start=0, sleep=True, recent=None):
        if sleep:
            wait(1)
        url = generate_url(query, str(num), str(start), recent)
        soup = BeautifulSoup(requests.get(url).text)
        results = Google.scrape_search_result(soup)
        related_queries = Google.scrape_related(soup)

        raw_total_results = soup.find('div', attrs = {'class' : 'sd'}).string
        total_results = 0
        for i in raw_total_results:
            try:
                temp = int(i)
                total_results = total_results * 10 + temp
            except:
                continue

        temp = {'results' : results,
                'url' : url,
                'num' : num,
                'start' : start,
                'search_engine': 'google',
                'related_queries' : related_queries,
                'total_results' : total_results,
        }
        return temp

def store(sqlDb, alnScore):
    """store the results in sqlite"""
    # pdb.set_trace()
    if alnScore:
        c = sqlite3.connect(sqlDb)
        for aln in alnScore:
            row = alnScore[aln]
            row += (len(alnScore),)
            print row
            print "\n\n"
            try:
                c.execute(
                    "insert into blast (seq, match_cnt, e_value, perfect, types, positions, matches) values (?,?,?,?,?,?,?)",
                    row,
                )
            except:
                # rollback the pending transaction
                c.rollback()
                # wait for the dbase lock
                time.wait(0.2)
                c.execute(
                    "insert into blast (seq, match_cnt, e_value, perfect, types, positions) values (?,?,?,?,?,?)", row
                )
            c.commit()
        c.close()
    else:
        pass

def set_motor(io_type, port, settings):
    try:
        if io_type == 'large motor':
            i = ev3.LargeMotor(port)
        elif io_type == 'medium motor':
            i = ev3.MediumMotor(port)
        power = int(settings['power'])
        if settings['motor_mode'] == 'run forever':
            i.run_forever(duty_cycle_sp=power)
            time.wait(1)  # this will cause server 500 errors when you call run forever because time.wait doesn't exist
            # BUT this must be here because it allows run forever to work as it sets off to find something it can't; otherwise the motor just twitches
            # I believe this creates a new thread which is why the EV3 can still process new input; it just keeps the motor running
        elif settings['motor_mode'] == 'run timed':
            time_picked = settings['time']
            i.run_timed(time_sp=time_picked, duty_cycle_sp=power)  # might also need the time.wait fix; didn't test
        elif settings['motor_mode'] == 'stop':
            stop_type = settings['stop_type']
            i.stop()
        elif settings['motor_mode'] == 'reset':  # should reset motor encoders, aka I believe changes the position to 0, stops motors
            i.reset()
        elif settings['motor_mode'] == 'switch':
            i.duty_cycle_sp = i.duty_cycle_sp * -1
        return "successful set"
    except ValueError:
        return "Not found"

    def search(query, num=10, start=0, sleep=True, recent=None):
        results = []
        _start = start # Remembers the initial value of start for later use
        _url = None
        related_queries = None

        while len(results) < num:
            if sleep: # Prevents loading too many pages too soon
                wait(1)
            url = generate_url(query, str(start), recent)
            if _url is None:
                _url = url # Remembers the first url that is generated
            soup = BeautifulSoup(requests.get(url).text)
            new_results = Bing.scrape_search_result(soup)
            results += new_results
            start += len(new_results)

            if related_queries is None:
                related_queries = scrape_related(soup)

        results = results[:num]

        temp = {'results' : results,
                'url' : _url,
                'num' : num,
                'start' : _start,
                'search_engine' : 'bing',
                'related_queries' : related_queries,
        }
        return temp

def searchAndRepostBot():
    r = praw.Reddit(user_agent = AGENT)
    print("Logging in to Reddit...")
    try:
        
        r.login(USERNAME, PASSWORD)
    except:
        print("LOGIN FAILED")
        sys.exit()

    for SOURCE in SOURCES:
        subreddit = r.get_subreddit(SOURCE)
        repository = r.get_subreddit(REPOSITORY)
        print("Visiting Subreddit...(" + SOURCE + ")")
    
        submissions = subreddit.get_hot(limit=25)
        repositorySubmissions = subreddit.get_hot(limit=25)
    
        print("Parsing posts...")
    
        for submission in submissions:
            try:
                sbody = submission.selftext.lower()
                stitle = submission.title.lower()
    
                if any(key.lower() in sbody for key in KEYWORDS or key.lower() in stitle for key in KEYWORDS):
                    print("Result found: ")
                    print(submission.url)
                    print("Posting...")
                    r.submit(repository, "[X-Post " + SOURCE + "] " + submission.title, submission.url)
                    time.wait(2)
            except AttributeError:
                    pass
    print("DONE")

def single_acquisition_example(name, n_events, trigger, trigger_channel):
    """ Acquire a set of triggerred single acquisitions for two channels."""
    tek_scope = scopes.Tektronix2000(scope_connections.VisaUSB())
    # First setup the scope, lock the front panel
    tek_scope.lock()
    tek_scope.set_active_channel(1)
    tek_scope.set_active_channel(2)
    tek_scope.set_single_acquisition() # Single signal acquisition mode
    tek_scope.set_edge_trigger(trigger, trigger_channel, True) # Falling edge trigger
    tek_scope.set_data_mode(49500, 50500)
    tek_scope.lock() # Re acquires the preamble
    # Now create a HDF5 file and save the meta information
    file_name = name + "_" + str(datetime.date.today())
    results = utils.HDF5File(file_name, 2)
    results.add_meta_data("trigger", trigger)
    results.add_meta_data("trigger_channel", trigger_channel)
    results.add_meta_data("ch1_timeform", tek_scope.get_timeform(1))
    results.add_meta_data("ch2_timeform", tek_scope.get_timeform(2))
    results.add_meta_dict(tek_scope.get_preamble(1), "ch1_")
    results.add_meta_dict(tek_scope.get_preamble(2), "ch2_")

    last_save_time = time.time()
    print "Starting data taking at time", time.strftime("%Y-%m-%d %H:%M:%S")
    for event in range(0, n_events):
        tek_scope.acquire()
        try:
            results.add_data(tek_scope.get_waveform(1), 1)
            results.add_data(tek_scope.get_waveform(2), 2)
        except Exception, e:
            print "Scope died, acquisition lost."
            print e
        except visa_exceptions.VisaIOError, e:
            print "Serious death"
            time.wait(1)

    def search(self):
        urls = []
        for page in range(0, self.pages):
            url = UrlGenerator(self.query, self.num, (self.start + (10*page)), self.recent, self.site).web_url
            urls.append(url)

        for url in urls:
            if self.sleep:
                wait(1)
            html = requests.get(url, headers=self.headers).text
            soup = BeautifulSoup(html, 'html.parser')
            self.big_soup.body.append(soup.body)

        results = self.scrape_search_result(self.big_soup)
        related_queries = self.scrape_related_queries(self.big_soup)

        raw_total_results = self.big_soup.find('div', attrs={'class': 'sd'}).string
        total_results = int(raw_total_results.replace('About ', '').replace(' results', '').replace(',', ''))

        data = dict()
        data['source'] = 'google'
        data['expected_num'] = self.num * self.pages
        data['received_num'] = len(results)
        data['first_page_url'] = urls[0]
        data['related_queries'] = related_queries
        data['total_results'] = total_results
        data['results'] = results

        return data

    def search(self):
        urls = []
        for page in range(0, self.pages):
            url = UrlGenerator(self.query, self.num, (self.start + (10 * page)), self.recent, self.site).web_url
            urls.append(url)

        for url in urls:
            if self.sleep:
                wait(1)
            html = requests.get(url, headers=self.headers).text
            soup = BeautifulSoup(html, "html.parser")
            self.big_soup.body.append(soup.body)

        results = self.scrape_search_result(self.big_soup)
        related_queries = self.scrape_related_queries(self.big_soup)

        raw_total_results = self.big_soup.find("div", attrs={"class": "sd"}).string
        total_results = int(raw_total_results.replace("About ", "").replace(" results", "").replace(",", ""))

        data = collections.OrderedDict()
        data["source"] = "google"
        data["expected_num"] = self.num * self.pages
        data["received_num"] = len(results)
        data["first_page_url"] = urls[0]
        data["related_queries"] = related_queries
        data["total_results"] = total_results
        data["results"] = results

        return data

    def search_news(query, num=10, start=0,sleep=True, recent=None, country_code=None, proxies=None):
        if sleep:
            wait(1)
        url = generate_news_url(query, str(num), str(start), country_code, recent)
        soup = BeautifulSoup(requests.get(url,proxies).text, "html.parser")
        results = Google.scrape_news_result(soup)

        raw_total_results = soup.find('div', attrs = {'class' : 'sd'}).string
        total_results = 0
        for i in raw_total_results:
            try:
                temp = int(i)
                total_results = total_results * 10 + temp
            except:
                continue

        temp = {'results' : results,
                'url' : url,
                'num' : num,
                'start' : start,
                'search_engine' : 'google',
                'total_results' : total_results,
                'country_code': country_code,
        }
        return temp

    def article(self, pageid=None, title=None):
        """ 
            Returns a specific article from Wikipedia, 
            given its pageid or its title.
            Downloads it if necessary
        """
        if pageid is None and title is None:
            raise Exception('Pageid and title can\'t be None at the same time')

        if pageid is None:
            d = self.db.articles.find_one({'title': title})

            if d is not None:
                return d # found it
        else:
            d = self.db.articles.find_one({'_id': pageid})

            if d is not None:
                return d # found it
            
        try:
            if not(pageid is None):
                page = wikipedia.page(pageid=pageid)
            else:
                page = wikipedia.page(title=title)

        except (
            wikipedia.exceptions.DisambiguationError,
            wikipedia.exceptions.PageError,
            wikipedia.exceptions.WikipediaException,
            requests.exceptions.RequestException,
            ValueError # error decoding JSON response
        ):
            return

        try:
            time.sleep(0.5)
        except:
            time.wait(0.5)

        # Even if we didn't find pageid or title, it still could be in the DB
        # since the title could have changed
        try:
            d = {
                '_id': int(page.pageid),
                'title': page.title,
                'content': page.content
            }
        except KeyboardInterrupt: # filter KeyboardInterrupt from here
            raise
        except Exception:
            return # can't add this entry

        self.db.articles.update_one(
            {'_id': d['_id']},
            {'$set': d},
            upsert=True
        )

        return d

def test_ap_ht40_scan(dev, apdev):
    """HT40 co-ex scan"""
    params = { "ssid": "test-ht40",
               "channel": "5",
               "ht_capab": "[HT40-]"}
    hapd = hostapd.add_ap(apdev[0]['ifname'], params)

    state = hapd.get_status_field("state")
    if state != "HT_SCAN":
        time.wait(0.1)
        state = hapd.get_status_field("state")
        if state != "HT_SCAN":
            raise Exception("Unexpected interface state - expected HT_SCAN")

    ev = hapd.wait_event(["AP-ENABLED"], timeout=10)
    if not ev:
        raise Exception("AP setup timed out")

    state = hapd.get_status_field("state")
    if state != "ENABLED":
        raise Exception("Unexpected interface state - expected ENABLED")

    freq = hapd.get_status_field("freq")
    if freq != "2432":
        raise Exception("Unexpected frequency")
    pri = hapd.get_status_field("channel")
    if pri != "5":
        raise Exception("Unexpected primary channel")
    sec = hapd.get_status_field("secondary_channel")
    if sec != "-1":
        raise Exception("Unexpected secondary channel")

    dev[0].connect("test-ht40", key_mgmt="NONE", scan_freq=freq)

	def runFileScriptInSubprocess(self,cmd,logfilepath):
		# Running another FileScript as a subprocess
		apDisplay.printMsg('running FileScript:')
		apDisplay.printMsg('------------------------------------------------')
		apDisplay.printMsg(cmd)
		# stderr=subprocess.PIPE only works with shell=True with python 2.4.
		# works on python 2.6.  Use shell=True now but shell=True does not
		# work with path changed by appionwrapper.  It behaves as if the wrapper
		# is not used
		proc = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
		stdout_value = proc.communicate()[0]
		while proc.returncode is None:
			time.wait(60)
			stdout_value = proc.communicate()[0]
		try:
			logdir = os.path.dirname(logfilepath)
			apParam.createDirectory(logdir)
			file = open(logfilepath,'w')
		except:
			apDisplay.printError('Log file can not be created, process did not run.')
		file.write(stdout_value)
		file.close()
		if proc.returncode > 0:
			pieces = cmd.split(' ')
			apDisplay.printWarning('FileScript %s had an error. Please check its log file: \n%s' % (pieces[0].upper(),logfilepath))
		else:
			apDisplay.printMsg('FileScript ran successfully')
		apDisplay.printMsg('------------------------------------------------')
		return proc.returncode