{"id":10157,"date":"2022-07-07T06:44:03","date_gmt":"2022-07-06T21:44:03","guid":{"rendered":"https:\/\/www.stuffy.site\/computers\/?p=10157"},"modified":"2022-07-07T06:44:03","modified_gmt":"2022-07-06T21:44:03","slug":"%e3%81%b7%e3%81%a1%e3%82%b9%e3%82%bf%e3%83%87%e3%82%a3python-%e3%82%b9%e3%82%af%e3%83%ac%e3%82%a4%e3%83%94%e3%83%b3%e3%82%b0","status":"publish","type":"post","link":"https:\/\/www.stuffy.site\/computers\/archives\/10157","title":{"rendered":"\u3077\u3061\u30b9\u30bf\u30c7\u30a3@Python \u30b9\u30af\u30ec\u30a4\u30d4\u30f3\u30b0"},"content":{"rendered":"\n

\u4eca\u56de\u306f\u3001Web\u30da\u30fc\u30b8\u3092\u81ea\u52d5\u7684\u306b\u30af\u30ed\u30fc\u30eb\u3057\u3066\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308bPython\u306e\u30b9\u30af\u30ec\u30a4\u30d4\u30f3\u30b0\u3092\u3077\u3061\u30b9\u30bf\u30c7\u30a3\u3002<\/p>\n\n\n\n\n\n\n\n

\u307e\u305a\u3001CentOS7 \u306b Python3.6 \u3092 yum \u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3002<\/p>\n\n\n\n

\u53c2\u8003URL: CentOS7\u306bpython3\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u5b89\u5168\u306b\u5207\u308a\u66ff\u3048\u308b<\/a><\/p>\n\n\n

\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u78ba\u8a8d
# python -V
<\/span>Python 2.7.5
\nPython3.6 \u3092 yum \u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/span>
# yum -y install https:\/\/repo.ius.io\/ius-release-el7.rpm
# yum -y install openssl-devel libffi-devel bzip2-devel\n# yum -y groupinstall \"Development Tools\" --setopt=group_package_types=mandatory,default,optional\n# yum -y install python36u python36u-libs python36u-devel python36u-pip<\/span>

\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u78ba\u8a8d
# python3 -V
<\/span>python 3.6.8<\/span>

\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u5834\u6240\u3092\u78ba\u8a8d\n# which python3<\/span>\n\/bin\/python3<\/span>

python3\u306b\u5207\u308a\u66ff\u3048\u308b\n# python3.6 -m pip install --upgrade pip\n# alias python='\/bin\/python3'<\/span>\n# vi .bashrc<\/span>\nalias python='\/bin\/python3'<\/span>  # \u2190\u8ffd\u8a18(python2\u3067\u52d5\u304fOS\u306e\u4e8b\u3092\u8003\u3048\u3066\u5f8c\u3067\u5143\u306b\u623b\u3059\u306e\u304c\u5409\uff1f

\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u78ba\u8a8d\n# python -V
<\/span>Python 3.6.8<\/span><\/pre>\n\n\n
\u30eb\u30fc\u30c8\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b \u304a\u3063\u30d1\u30a4\u30bd\u30f3\u30b9\u30af\u30ea\u30d7\u30c8 scraping_1.py \u3092\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/p>\n\n\n
# vi scraping_1.py<\/span>\n\nimport urllib.request
import re
url = 'https:\/\/www.nikkei.com\/markets\/kabu'
res = urllib.request.urlopen(url)
html = res.read().decode('utf-8')
r = re.compile('<span class=\"mkc-stock_prices\">(\\d+[,.])*\\d+<\/span>')
m = r.search(html)
s = m.group(0)
s = re.sub('<.*?>','',s)
print('\u65e5\u7d4c\u5e73\u5747\u682a\u4fa1:'+s)\n<\/pre>\n\n\n
scraping_1.py \u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n\n\n
# python scraping_1.py<\/span>\n\u65e5\u7d4c\u5e73\u5747\u682a\u4fa1:26,107.65\n<\/pre>\n\n\n
\u65e5\u7d4c\u5e73\u5747\u682a\u4fa1\u304c\u8868\u793a\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n\n\n\n
\u53c2\u8003\u66f8\u7c4d\uff1a\u30d3\u30b8\u30cd\u30b9Python\u8d85\u5165\u9580 | \u4e2d\u5cf6\u7701\u543e<\/a><\/p>\n\n\n
\n
\"\"<\/a><\/figure>\n<\/div>","protected":false},"excerpt":{"rendered":"
\u4eca\u56de\u306f\u3001Web\u30da\u30fc\u30b8\u3092\u81ea\u52d5\u7684\u306b\u30af\u30ed\u30fc\u30eb\u3057\u3066\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308bPython\u306e\u30b9\u30af\u30ec\u30a4\u30d4\u30f3\u30b0\u3092\u3077\u3061\u30b9\u30bf\u30c7\u30a3\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-10157","post","type-post","status-publish","format-standard","hentry","category-python"],"_links":{"self":[{"href":"https:\/\/www.stuffy.site\/computers\/wp-json\/wp\/v2\/posts\/10157","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.stuffy.site\/computers\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.stuffy.site\/computers\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.stuffy.site\/computers\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.stuffy.site\/computers\/wp-json\/wp\/v2\/comments?post=10157"}],"version-history":[{"count":41,"href":"https:\/\/www.stuffy.site\/computers\/wp-json\/wp\/v2\/posts\/10157\/revisions"}],"predecessor-version":[{"id":10199,"href":"https:\/\/www.stuffy.site\/computers\/wp-json\/wp\/v2\/posts\/10157\/revisions\/10199"}],"wp:attachment":[{"href":"https:\/\/www.stuffy.site\/computers\/wp-json\/wp\/v2\/media?parent=10157"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.stuffy.site\/computers\/wp-json\/wp\/v2\/categories?post=10157"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.stuffy.site\/computers\/wp-json\/wp\/v2\/tags?post=10157"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}