Webスクレイピングのために、何かWebDriverと、python関連のソフトウェアをインストールします。
WebDriver is an open source tool for automated testing of webapps across many browsers. It provides capabilities for navigating to web pages, user input, JavaScript execution, and more. ChromeDriver is a standalone server which implements WebDriver’s wire protocol for Chromium.
pi@raspberrypi:~/Zpython3 $ sudo apt-get install chromium-browser pi@raspberrypi:~/Zpython3 $ sudo apt-get install chromium-chromedriver pi@raspberrypi:~/Zpython3 $ /usr/lib/chromium-browser/chromium-browser --version Chromium 65.0.3325.181 pi@raspberrypi:~/Zpython3 $ /usr/lib/chromium-browser/chromedriver --version ChromeDriver 2.35 (0) pi@raspberrypi:~/Zpython3 $ wget https://github.com/jjhelmus/berryconda/releases/download/v2.0.0/Berryconda3-2.0.0-Linux-armv7l.sh pi@raspberrypi:~/Zpython3 $ which python3 /home/pi/berryconda3/bin/python3 pi@raspberrypi:~/Zpython3 $ python3 -V Python 3.6.1 pi@raspberrypi:~/Zpython3 $ pip3 list Package Version ------------ --------- selenium 3.141.0 pi@raspberrypi:~/Zpython3 $ pip3 show selenium Name: selenium Version: 3.141.0 Summary: Python bindings for Selenium Home-page: https://github.com/SeleniumHQ/selenium/ Author: UNKNOWN Author-email: UNKNOWN License: Apache 2.0 Location: /home/pi/berryconda3/lib/python3.6/site-packages Requires: urllib3 Required-by: pi@raspberrypi:~/Zpython3 $ python3 selenium01.py
import time
from selenium import webdriver
from selenium.webdriver.common.keys import Keys
from selenium.webdriver.chrome.options import Options
chrome_option = webdriver.ChromeOptions()
chrome_option.add_argument('--headless')
driver = webdriver.Chrome('/usr/lib/chromium-browser/chromedriver', chrome_options=chrome_option)
for irep in range(360):
driver.get('https://pskreporter.info/pskmap.html?preset&callsign=ja1a&band=6000000-8000000&timerange=86400')
assert 'Display Reception Reports' in driver.title
time.sleep(200)
fname = time.strftime("%a%d%b%Y%H%M%S.png", time.gmtime())
print(fname)
driver.save_screenshot(fname)
time.sleep(100)
driver.quit()