Конвертировать время в ISO из списка записей: BS4 Python - PullRequest
0 голосов
/ 25 октября 2018

Я собираю информацию для веб-сайта и могу получить всю информацию.После получения всей информации я сохраняю ее в список.

Список содержит метку времени в этом формате 25-10-2018 09:00, я хочу преобразовать ее в ISO.Я знаю, что dateutil может быть использован для этого, но я не могу найти правильный подход для всех значений.может кто-нибудь помочь?

Исходный код:

# -*- coding utf-8 -*-
from selenium.webdriver.firefox.options import Options
from selenium import webdriver
import time
import os
import shutil
from bs4 import BeautifulSoup
import uuid
import csv
import dateutil.parser as parser
import pandas as pd

from selenium.webdriver.support.select import Select


class crawlOcean():

    def __init__(self):
        print("hurray33")
        global downloadDir
        global uFileName
        global filname
        downloadDir = ""
        uFileName = str(uuid.uuid4())
        filname = downloadDir + uFileName + ".csv"
        pd.set_option('display.max_rows', 500)
        pd.set_option('display.max_columns', 500)
        pd.set_option('display.width', 1000)
        fp = webdriver.FirefoxProfile()
        fp.set_preference("browser.download.folderList", 2)
        fp.set_preference("browser.download.manager.showWhenStarting", False)
        fp.set_preference("browser.download.dir", downloadDir)
        fp.set_preference("browser.helperApps.neverAsk.saveToDisk",
                          "attachment/csv")
        options = Options()
        options.add_argument("--headless")
        self.driver = webdriver.Firefox(firefox_profile=fp)
        #self.driver = webdriver.Firefox()
        print("hurray")
        self.driver.implicitly_wait(15)
        self.driver.get("http://www.epa.ie/hydronet/#Water%20Levels")
        self.verificationErrors = []
        self.accept_next_alert = True

  def crawl(self):
        print("see")
        driver = self.driver
        driver.execute_script("window.scrollTo(0, 800)")
        driver.find_element_by_id("dijit_MenuItem_3_text").click()
        driver.find_element_by_xpath('//td[.="All"]').click()
        driver.find_element_by_xpath('//td[.="Active EPA/LA (239)"]').click()
        soup = BeautifulSoup(driver.page_source, 'html.parser')
        headers = []
        for m in soup.find_all("th"):
            headers.append(m.get_text())
        print(headers)
        content = []
        finalContent = []
        filtter = ['km²']
        new_data = [[c.text.rstrip(" km²") for c in i.find_all('td')]  for i in soup.find_all('table')[5::]]
        print(new_data)
        """filtter = ['km²']
        for table in soup.find_all("table")[5::]:
            for row in table.find_all("tr"):
                contentCells = []
                for cells in row.find_all("td"):
                    contentCells.append(cells.get_text())
            content.append(contentCells)
        for idx, v in enumerate(content):
            for t in filtter:
                content[idx] = [i.replace(t, '') for i in content[idx]]
                #.append(timerecorded)
        print(content)"""
        print(content)
        with open(filname, 'w', newline='') as f:
            writer = csv.writer(f)
            writer.writerow(headers)
            writer.writerows(new_data)
        driver.close()



if __name__ == '__main__':
    obj = crawlOcean()
    obj.crawl()

Вывод:

['Station number', 'Station name', 'Waterbody', 'Status', 'Type of Gauge', 'Catchment area', 'Data Provider', 'River Basin', 'Timestamp', 'Value', 'Unit']
[['14107', 'BAYLOUGH BR.', 'BARROW', 'Active', 'Recorder', '431.50 km²', 'Environmental Protection Agency', 'Barrow', '25-10-2018 09:00', '58.419', 'm OD Malin (OSGM02)'], ['18118', 'SHANBALLYMORE', 'SPRING', 'Active', 'Recorder', '0.00 km²', 'Environmental Protection Agency', 'Blackwater (Munster)', '25-10-2018 09:00', '0.432', '---'], ['14108', 'BALLYNAFAGH', 'STREAM', 'Active', 'Recorder', '0.00 km²', 'Environmental Protection Agency', 'Barrow', '25-10-2018 09:00', '84.531', 'm OD Malin (OSGM02)'], ['14104', 'GREESEMOUNT', 'GREESE', 'Active', 'Recorder', '74.60 km²', 'Environmental Protection Agency', 'Barrow', '25-10-2018 08:00', '90.877', 'm OD Malin (OSGM02)'], ['14100', 'KYLE SPRING', 'SPRING', 'Active', 'Recorder', '0.00 km²', 'Environmental Protection Agency', 'Barrow', '17-10-2018 14:15', '91.595', 'm OD Malin (OSGM02)'], ['03059', 'DRUMULLY BR.', 'MOUNTAIN WATER', 'Active', 'Staff Gauge Only', '0.00 km²', 'Environmental Protection Agency', 'Blackwater (Ulster)', '01-10-2018 12:45', '100.280', 'm (TBM)'], ['03070', 'EMY LOUGH', 'EMY LOUGH', 'Active', 'Recorder', '', 'Environmental Protection Agency', 'Blackwater (Ulster)', '25-10-2018 09:00', '50.884', 'm OD (Poolbeg)'], ['03057', 'EMYVALE WEIR', 'MOUNTAIN WATER', 'Active', 'Recorder', '37.80 km²', 'Environmental Protection Agency', 'Blackwater (Ulster)', '25-10-2018 09:00', '52.431', 'm OD Malin (OSGM02)'], ['18048', 'DROMCUMMER', 'BLACKWATER [MUNSTER]', 'Active', 'Recorder', '867.70 km²', 'Environmental Protection Agency', 'Blackwater (Munster)', '25-10-2018 01:00', '60.605', 'm OD Malin (OSGM02)'], ['14057', 'TIMOLIN', 'BOTHOGUE', 'Active', 'Recorder', '18.20 km²', 'Environmental Protection Agency', 'Barrow', '25-10-2018 09:00', '89.953', 'm OD Malin (OSGM02)'], ['28011', 'DOO LOUGH OUTFLOW', '---', 'Active', 'Recorder', '22.81 km²', 'Environmental Protection Agency', 'Annageeragh-Annagh-Creegh', '25-10-2018 09:00', '80.743', 'm OD Malin (OSGM02)'], ['07071', 'SKEAGH', 'SKEAGH L.', 'Active', 'Recorder', '5.30 km²', 'Environmental Protection Agency', 'Boyne', '15-08-2018 14:00', '149.503', 'm OD (Poolbeg)'], ['03051', 'FAULKLAND', 'BLACKWATER (MONAGHAN)', 'Active', 'Recorder', '143.20 km²', 'Environmental Protection Agency', 'Blackwater (Ulster)', '19-09-2018 17:00', '41.572', 'm OD Malin (OSGM02)'], ['07077', 'WHITE LOUGH.', 'ANNAGH OR WHITE LOUGH', 'Active', 'Recorder', '0.00 km²', 'Environmental Protection Agency', 'Boyne', '05-09-2018 13:30', '105.169', 'm OD Malin (OSGM02)'], ['10038', 'DRUIDS GLEN', 'STREAM', 'Active', 'Recorder', '16.00 km²', 'Environmental Protection Agency', 'Potters-Redcross-Three Mile Water', '25-10-2018 09:00', '19.377', 'm OD Malin (OSGM02)'], ['36031', 'LISDARN', 'CAVAN', 'Active', 'Recorder', '63.80 km²', 'Environmental Protection Agency', 'Erne', '25-10-2018 09:00', '52.317', 'm OD Malin (OSGM02)'], ['07074', 'BALLANY', 'LENE L.', 'Active', 'Recorder', '13.00 km²', 'Environmental Protection Agency', 'Boyne', '25-10-2018 09:00', '92.667', 'm OD Malin (OSGM02)'], ['16047', 'CARROWCLOGH', 'ARA', 'Active', 'Recorder', '44.10 km²', 'Environmental Protection Agency', 'Suir', '25-10-2018 08:00', '80.820', 'm OD Malin (OSGM02)'], ['30012', 'CLAREGALWAY', 'CLARE', 'Active', 'Recorder', '1072.90 km²', 'Environmental Protection Agency', 'Corrib', '24-10-2018 20:30', '6.355', 'm OD Malin (OSGM02)'], ['16045', 'BALLYSHONOCK RESRVR.', 'DAWN', 'Active', 'Recorder', '5.20 km²', 'Environmental Protection Agency', 'Suir', '09-08-2018 13:15', '89.683', 'm OD Malin (OSGM02)'], ['07078', 'LOUGH BANE', 'BANE L.', 'Active', 'Recorder', '', 'Environmental Protection Agency', '---', '25-10-2018 09:00', '111.051', 'm OD Malin (OSGM02)'], ['10028', 'KNOCKNAMOHILL', 'AUGHRIM', 'Active', 'Recorder', '203.00 km²', 'Environmental Protection Agency', 'Avoca', '24-10-2018 20:00', '21.322', 'm OD Malin (OSGM02)'], ['29071', 'CUTRA', 'L.    CUTRA', 'Active', 'Recorder', '123.80 km²', 'Environmental Protection Agency', 'Kinvarra', '25-10-2018 08:15', '32.694', 'm OD Malin (OSGM02)'], ['25070', 'WHITEBRIDGE.', 'L.ENNELL', 'Active', 'Recorder', '147.80 km²', 'Environmental Protection Agency', 'Shannon', '25-10-2018 09:00', '78.934', 'm OD Malin (OSGM15)'], ['29018', 'CLARINBRIDGE SPRING', 'SPRING', 'Active', 'Recorder', '', 'Environmental Protection Agency', 'Kilcogan', '27-09-2018 12:30', '2.926', 'm OD Malin (OSGM02)'], ['25072', 'CAPTAIN S HILL', 'OWEL L.', 'Active', 'Recorder', '22.60 km²', 'Environmental Protection Agency', 'Shannon', '25-10-2018 09:00', '96.146', 'm OD Malin (OSGM15)'], ['10021', 'COMMON S ROAD', 'SHANGANAGH', 'Active', 'Recorder', '32.50 km²', 'Environmental Protection Agency', 'Loughlinstown', '25-10-2018 08:00', '10.806', 'm OD (Poolbeg)'], ['26204', 'BALLYMARTIN', 'HIND', 'Active', 'Recorder', '44.70 km²', 'Environmental Protection Agency', 'Shannon', '25-10-2018 09:00', '40.009', 'm OD Malin (OSGM02)'], ['33001', 'GLENAMOY', 'GLENAMOY', 'Active', 'Recorder', '76.10 km²', 'Environmental Protection Agency', 'Glenamoy-Ballinglen-Glencullen', '25-10-2018 09:00', '3.901', 'm OD Malin (OSGM15)'], ['22031', 'KILLARNEY SW (New)', 'L. LEANE TRIB', 'Active', 'Recorder', '0.06 km²', 'Environmental Protection Agency', 'Laune', '21-08-2018 11:15', '19.570', 'm OD Malin (OSGM02)'], ['32076', 'DOO LOUGH', 'DOO LOUGH [MAYO]', 'Active', 'Recorder', '0.00 km²', 'Environmental Protection Agency', 'Owenglin-Dawros-Culin-Traheen', '03-09-2018 11:30', '30.237', 'm OD Malin (OSGM02)'], ['32073', 'LETTERETTRIM', 'L.    FEE', 'Active', 'Recorder', '15.70 km²', 'Environmental Protection Agency', 'Carrownisky-Owenwee-Carrowbeg', '25-10-2018 09:00', '44.589', 'm OD Malin (OSGM15)'], ['32070', 'L.FEEAGH', 'L.    FEEAGH', 'Active', 'Recorder', '84.30 km²', 'Environmental Protection Agency', 'Srahmore', '25-10-2018 09:00', '10.852', 'm OD Malin (OSGM15)'], ['32026', 'BUNDORRAGHA', 'BUNDORRAGHA', 'Active', 'Recorder', '48.30 km²', 'Environmental Protection Agency', 'Owenglin-Dawros-Culin-Traheen', '25-10-2018 09:00', '3.358', 'm OD Malin (OSGM15)'], ['25046', 'LISMOYNY', 'BROSNA', 'Active', 'Recorder', '304.50 km²', 'Environmental Protection Agency', 'Shannon', '25-10-2018 09:00', '57.021', 'm OD Malin (OSGM15)'], ['35073', 'L.GILL', 'L.GILL', 'Active', 'Recorder', '362.60 km²', 'Environmental Protection Agency', 'Garvogue', '25-10-2018 09:00', '3.823', 'm OD Malin (OSGM15)'], ['25044', 'COOLE', 'KILMASTULLA', 'Active', 'Recorder', '92.54 km²', 'Environmental Protection Agency', 'Shannon', '25-10-2018 08:15', '29.649', 'm OD Malin (OSGM02)'], ['35072', 'TRASGARVE', 'L.    EASKY', 'Active', 'Recorder', '10.70 km²', 'Environmental Protection Agency', 'Easky-Dunneil', '06-09-2018 10:45', '183.646', 'm OD Malin (OSGM02)']

Спасибо,

Ответы [ 2 ]

0 голосов
/ 25 октября 2018

Попробуйте применить ниже к yout contentCells список

import re
from datetime import datetime as dt

contentCells = [dt.strptime(i, '%d-%m-%Y %H:%M').strftime('%d-%m-%YT%H:%MZ') if re.match("\d{2}-\d{2}-\d{4}\s\d{2}:\d{2}", i) else i for i in contentCells]
0 голосов
/ 25 октября 2018
from datetime import datetime
datetime.strptime('25-10-2018 09:00', '%d-%m-%Y %H:%M').isoformat()

У него не будет Z, потому что в исходной дате и времени нет информации о часовом поясе, но вы можете просто добавить его, если хотите.

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