【GoGo闯】程序开发常用轮子

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本文信息本文由方法SEO顾问发表于2017-03-0117:34:28,共 7871 字,转载请注明:【GoGo闯】程序开发常用轮子_【方法SEO顾问】

【python】新闻页正文抽取

https://zhuanlan.zhihu.com/p/24927963

【github】百宝箱

https://github.com/a631381602

【python】MD5生成

import hashlibm2 = hashlib.md5()m2.update(src)print m2.hexdigest()

【python】CSV读写

@@@@ 写入并生成csv文件 @@@@# coding: utf-8import csv

csvfile = file('csv_test.csv', 'wb')writer = csv.writer(csvfile)writer.writerow(['姓名', '年龄', '电话'])data = [
    ('小河', '25', '1234567'),
    ('小芳', '18', '789456')]writer.writerows(data)csvfile.close()@@@@ 读取csv文件 @@@@# coding: utf-8import csv
csvfile = file('csv_test.csv', 'rb')reader = csv.reader(csvfile)for line in reader:
    print line

csvfile.close()

【python】shell批量添加文件后缀名

for i in *; do mv "$i" "$i.txt"; done

【python】提取中文

#coding: utf-8import sys,re
reload(sys)sys.setdefaultencoding('utf8')s =   """
    en: Regular expression is a powerful tool for manipulating text. 
    zh: 汉语是世界上最优美的语言,正则表达式是一个很有用的工具
    jp: 正規表現は非常に役に立つツールテキストを操作することです。 
    jp-char: あアいイうウえエおオ 
    kr:정규 표현식은 매우 유용한 도구 텍스트를 조작하는 것입니다. 
    """#unicode chineses = unicode(s)re_words = re.compile(u"[\u4e00-\u9fa5]+")m =  re_words.search(s,0)print "unicode 中文"print "--------"print mprint m.group()res = re.findall(re_words, s)      # 查询出所有的匹配字符串if res:
    print "There are %d parts:\n" % len(res) 
    for r in res: 
        print rprint "--------\n"

【python】Mysql读写

@@@@ 写入Mysql @@@@import sys,time,os,smtplib,MySQLdb
today = time.strftime('%Y-%m-%d',time.localtime(time.time()))db = MySQLdb.connect("localhost","root","”,”seo_data",charset="utf8")cursor = db.cursor()sql = '''INSERT INTO bd_m_uv VALUES ("%s",%s)''' % (today,','.join(sql_bd_m_uv))try:
    cursor.execute(sql)
    db.commit()
    print 'done'except:
    db.rollback()@@@@ 读取Mysql @@@@import csv,re,sysimport MySQLdb as mdb

reload(sys)sys.setdefaultencoding('utf8')con = mdb.connect('localhost','root','','url_push',charset='utf8');with con:
    cur = con.cursor()
    cur.execute("select * from hx")
    numrows = int(cur.rowcount)
    for i in range(numrows):
        row = cur.fetchone()
        print row[0]

【python】判断当前字符串是否全部为中文

#coding:utf-8import sys
reload(sys)sys.setdefaultencoding('utf8')def check_contain_chinese(check_str):
    n = 0
    m = 0
    for ch in check_str.decode('utf-8'):
        if u'\u4e00' <= ch <= u'\u9fff':
            n += 1
        else:
            m += 1
    if m == 0:
        return 1
    else:
        return 0

【python】计算正文字数

'''计算正文字数'''text = re.sub("[\s+\.\!\/_,$%^*(+\"\']+|[+——!,::。?、~@#¥%……&*()“”《》]+".decode("utf8"), "".decode("utf8"),newcontent) text2 = re.sub('<[^>]*?>','',text)  words_number = len(text2)

【python】html块去除杂乱标签

# text为正文变量a = re.sub(r'<script.*?>([\s\S]*?)<\/script>','',text)b = re.sub(r'<style.*?>([\s\S]*?)</style>','',a)c = re.sub(r'{[\s\S]*}','',b)d = re.sub(r'<(?!p|img|/p)[^<>]*?>','',c).strip()   #将除p和img之外的标签清空,且去除正文开头结尾的换行,并把单引号换成双引号e = re.sub(r'<p[^>]*?>','<p>',d)     #格式化p标签

【python】将反斜杠u类型(\uXXXX)的字符串,转换为对应的unicode的字符串

slashUStr = "\\u0063\\u0072\\u0069\\u0066\\u0061\\u006E\\u0020\\u5728" decodedUniChars = slashUStr.decode("unicode-escape")print "decodedUniChars=",decodedUniChars

【python】json、dict转化

import simplejson# JSON转化为字典json_2_dict = simplejson.loads(user)print json_2_dict#字典转化为JSON字符串dict_2_jsonstr = simplejson.dumps(json_2_dict)print dict_2_jsonstr

【python】通过UA识别wap还是pc来访

def getUA(ua):
    reg_b = re.compile(r"(android|bb\\d+|meego).+mobile|avantgo|bada\\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\\.(browser|link)|vodafone|wap|windows ce|xda|xiino", re.I|re.M)

    reg_v = re.compile(r"1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\\-(n|u)|c55\\/|capi|ccwa|cdm\\-|cell|chtm|cldc|cmd\\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\\-s|devi|dica|dmob|do(c|p)o|ds(12|\\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\\-|_)|g1 u|g560|gene|gf\\-5|g\\-mo|go(\\.w|od)|gr(ad|un)|haie|hcit|hd\\-(m|p|t)|hei\\-|hi(pt|ta)|hp( i|ip)|hs\\-c|ht(c(\\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\\-(20|go|ma)|i230|iac( |\\-|\\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\\/)|klon|kpt |kwc\\-|kyo(c|k)|le(no|xi)|lg( g|\\/(k|l|u)|50|54|\\-[a-w])|libw|lynx|m1\\-w|m3ga|m50\\/|ma(te|ui|xo)|mc(01|21|ca)|m\\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\\-2|po(ck|rt|se)|prox|psio|pt\\-g|qa\\-a|qc(07|12|21|32|60|\\-[2-7]|i\\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\\-|oo|p\\-)|sdk\\/|se(c(\\-|0|1)|47|mc|nd|ri)|sgh\\-|shar|sie(\\-|m)|sk\\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\\-|v\\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\\-|tdg\\-|tel(i|m)|tim\\-|t\\-mo|to(pl|sh)|ts(70|m\\-|m3|m5)|tx\\-9|up(\\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\\-|your|zeto|zte\\-", re.I|re.M)

    b = reg_b.search(ua)
    v = reg_v.search(ua[0:4])
    if b or v:
        return 'wap'
    else:
        return 'pc'

【linux】根据文件名杀死进程

ps auxf|grep 'zq2.py'|grep -v grep|awk '{print $2}'|xargs kill -9

【python】日期遍历

import datatime,timedef date_range(start, end, only_monday=False, input_format='%y%m%d', output_format='%y%m%d'):
     '''如print date_range(140130, 140202)
     输出['140130', '140131', '140201', '140202']
     '''
    start = str(start)
    end = str(end)
    start = datetime.datetime.strptime(start, input_format)
    end = datetime.datetime.strptime(end, input_format)
    one_day = datetime.timedelta(days=1)

    range_ = []
    d = start - one_day         while 1:
        d = d + one_day                  if d > end:                        break                if only_monday and d.strftime('%w')!='1':                        continue
        range_.append(datetime.datetime.strftime(d, output_format))        return range_

【nginx】针对PC来访返回404

# 如果来访用户,不是移动和蜘蛛,则返回404状态
    set $mobile_rewrite do_not_perform;

    if ($http_user_agent ~* "(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino|spider|Spider|bot|Bot") {
      set $mobile_rewrite perform;
    }

    if ($http_user_agent ~* "^(1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-)") {
      set $mobile_rewrite perform;
    }

    if ($mobile_rewrite != perform) {
        return 404;
    }

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