python flask豆瓣微信小程序案例
2018-12-09 11:20:34来源:博客园 阅读 ()
项目步骤
定义首页模板index.html
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>豆瓣微信小程序</title> <style> *{ margin: 0; padding: 0; list-style: none; text-decoration: none; } .container{ width: 375px; height:600px; background: pink; } </style> </head> <body> <div class="container"> </div> </body> </html>
app.py
from flask import Flask,render_template app = Flask(__name__) #模板改完后自动加载 app.config['TEMPLATES_AUTO_RELOAD']=True @app.route('/') def hello_world(): return render_template('index.html') if __name__ == '__main__': app.run()
运行效果
完整的一个例子
index.html
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>豆瓣微信小程序</title> <style> *{ margin: 0; padding: 0; list-style: none; text-decoration: none; } .container{ width: 375px; height:600px; background: pink; } .search-group{ padding: 14px 8px; background: #41be57; } .search-group .search-input{ display: block; height: 30px; width: 100%; box-sizing: border-box; background: #fff; border: none; outline: none; border-radius: 5px; } .item-list-group .item-list-top{ overflow: hidden; padding: 10px; } .item-list-top .module-title{ float: left; } .item-list-top .more-btn{ float: right; } .list-group{ overflow: hidden; } .list-group .item-group{ float: left; margin-right: 10px; } .item-group .thumbnail{ display: block; padding-left: 10px; width: 100px; } .item-group .item-title{ font-size: 12px; text-align: center; } .item-group .item-rating{ font-size: 12px; text-align: center; } .item-rating img{ width: 10px; height: 10px; } </style> </head> <body> <div class="container"> <div class="search-group"> <input type="text" class="search-input" placeholder="搜索..."> </div> <div class="item-list-group"> <div class="item-list-top"> <span class="module-title">电影</span> <a href="#" class="more-btn">更多</a> </div> <div class="list-group"> <div class="item-group"> <img src="https://img3.doubanio.com/view/photo/s_ratio_poster/public/p2537158013.webp" alt="" class="thumbnail"> <p class="item-title">毒液</p> <p class="item-rating"> {% set rating=7.3 %} <!--全亮星星--> {% set lights=((rating|int)/2)|int %} <!--半亮星星--> {% set halfs=(rating|int)%2 %} <!--不亮星星--> {% set grays=5-lights-halfs %} {% for light in range(0,lights) %} <img src="{{ url_for("static",filename='images/rate_light.png') }}" alt=""> {% endfor %} {% for half in range(0,halfs) %} <img src="{{ url_for("static",filename='images/rate_half.jpg') }}" alt=""> {% endfor %} {% for gray in range(0,grays) %} <img src="{{ url_for("static",filename='images/rate_gray.png') }}" alt=""> {% endfor %} {{ rating }} </p> </div> <div class="item-group"> <img src="https://img3.doubanio.com/view/photo/s_ratio_poster/public/p2537158013.webp" alt="" class="thumbnail"> <p class="item-title">毒液</p> <p class="item-rating"> {% set rating=7.3 %} <!--全亮星星--> {% set lights=((rating|int)/2)|int %} <!--半亮星星--> {% set halfs=(rating|int)%2 %} <!--不亮星星--> {% set grays=5-lights-halfs %} {% for light in range(0,lights) %} <img src="{{ url_for("static",filename='images/rate_light.png') }}" alt=""> {% endfor %} {% for half in range(0,halfs) %} <img src="{{ url_for("static",filename='images/rate_half.jpg') }}" alt=""> {% endfor %} {% for gray in range(0,grays) %} <img src="{{ url_for("static",filename='images/rate_gray.png') }}" alt=""> {% endfor %} {{ rating }} </p> </div> <div class="item-group"> <img src="https://img3.doubanio.com/view/photo/s_ratio_poster/public/p2537158013.webp" alt="" class="thumbnail"> <p class="item-title">毒液</p> <p class="item-rating"> {% set rating=7.3 %} <!--全亮星星--> {% set lights=((rating|int)/2)|int %} <!--半亮星星--> {% set halfs=(rating|int)%2 %} <!--不亮星星--> {% set grays=5-lights-halfs %} {% for light in range(0,lights) %} <img src="{{ url_for("static",filename='images/rate_light.png') }}" alt=""> {% endfor %} {% for half in range(0,halfs) %} <img src="{{ url_for("static",filename='images/rate_half.jpg') }}" alt=""> {% endfor %} {% for gray in range(0,grays) %} <img src="{{ url_for("static",filename='images/rate_gray.png') }}" alt=""> {% endfor %} {{ rating }} </p> </div> </div> </div> </div> </body> </html>
app.py
from flask import Flask,render_template app = Flask(__name__) #模板改完后自动加载 app.config['TEMPLATES_AUTO_RELOAD']=True @app.route('/') def hello_world(): return render_template('index.html') if __name__ == '__main__': app.run()
运行app.py
效果如下:
重构上面的代码
index.html
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>豆瓣微信小程序</title> <style> *{ margin: 0; padding: 0; list-style: none; text-decoration: none; } .container{ width: 375px; height:600px; background: pink; } .search-group{ padding: 14px 8px; background: #41be57; } .search-group .search-input{ display: block; height: 30px; width: 100%; box-sizing: border-box; background: #fff; border: none; outline: none; border-radius: 5px; } .item-list-group .item-list-top{ overflow: hidden; padding: 10px; } .item-list-top .module-title{ float: left; } .item-list-top .more-btn{ float: right; } .list-group{ overflow: hidden; } .list-group .item-group{ float: left; margin-right: 10px; } .item-group .thumbnail{ display: block; padding-left: 10px; width: 100px; } .item-group .item-title{ font-size: 12px; text-align: center; } .item-group .item-rating{ font-size: 12px; text-align: center; } .item-rating img{ width: 10px; height: 10px; } </style> </head> <body> <!--定义宏--> {% macro itemGroup(thumbnail,title,rating) %} <div class="item-group"> <img src="{{ thumbnail }}" alt="" class="thumbnail"> <p class="item-title">{{ title }}</p> <p class="item-rating"> <!--全亮星星--> {% set lights=((rating|int)/2)|int %} <!--半亮星星--> {% set halfs=(rating|int)%2 %} <!--不亮星星--> {% set grays=5-lights-halfs %} {% for light in range(0,lights) %} <img src="{{ url_for("static",filename='images/rate_light.png') }}" alt=""> {% endfor %} {% for half in range(0,halfs) %} <img src="{{ url_for("static",filename='images/rate_half.jpg') }}" alt=""> {% endfor %} {% for gray in range(0,grays) %} <img src="{{ url_for("static",filename='images/rate_gray.png') }}" alt=""> {% endfor %} {{ rating }} </p> </div> {% endmacro %} {% macro listGroup(module_title,items)%} <div class="item-list-group"> <div class="item-list-top"> <span class="module-title">{{ module_title }}</span> <a href="#" class="more-btn">更多</a> </div> <div class="list-group"> {% for item in items[0:3] %} {{ itemGroup(item.thumbnail,item.title,item.rating) }} {% endfor %} </div> </div> {% endmacro %} <div class="container"> <div class="search-group"> <input type="text" class="search-input" placeholder="搜索..."> </div> {{ listGroup('电影',movies) }} {{ listGroup('电视剧',tvs) }} </div> </body> </html>
app.py
from flask import Flask,render_template app = Flask(__name__) #模板改完后自动加载 app.config['TEMPLATES_AUTO_RELOAD']=True # 电影 movies = [ { 'id': '11211', 'thumbnail': 'https://img3.doubanio.com/view/movie_poster_cover/lpst/public/p2499792043.webp', 'title': u'王牌特工2:黄金圈', 'rating': u'7.3', 'comment_count': 12000, 'authors': u'科林·费尔斯 / 塔伦·埃格顿 / 朱丽安·摩尔' }, { 'id': '34532', 'title': u'羞羞的铁拳', 'thumbnail': u'https://img1.doubanio.com/view/movie_poster_cover/lpst/public/p2499793218.webp', 'rating': u'7.6', 'comment_count': 39450, 'authors': u'艾伦/马丽/沈腾' }, { 'id': '394558', 'title': u'情圣', 'thumbnail': u'https://img3.doubanio.com/view/movie_poster_cover/mpst/public/p2409022364.jpg', 'rating': u'6.3', 'comment_count': 38409, 'authors': u'肖央 / 闫妮 / 小沈阳' }, { 'id': '9384089', 'title': u'全球风暴', 'thumbnail': u'https://img3.doubanio.com/view/movie_poster_cover/lpst/public/p2501863104.webp', 'rating': u'7.4', 'comment_count': 4555, 'authors': u'杰拉德·巴特勒/吉姆·斯特' }, { 'id': '26921827', 'title': u'大卫贝肯之倒霉特工熊', 'thumbnail': u'https://img3.doubanio.com/view/movie_poster_cover/mpst/public/p2408893200.jpg', 'rating': u'4.3', 'comment_count': 682, 'authors': u'汤水雨 / 徐佳琪 / 杨默' }, { 'id': '26287884', 'title': u'追龙', 'thumbnail': u'https://img3.doubanio.com/view/movie_poster_cover/lpst/public/p2499052494.webp', 'rating': u'7.5', 'comment_count': 33060, 'authors': u'查理兹·塞隆 / 阿特·帕金森 / 拉尔夫·费因斯' } ] # 电视剧 tvs = [ { 'id': '235434', 'title': u'鬼吹灯之精绝古城', 'thumbnail': u'https://img3.doubanio.com/view/movie_poster_cover/lpst/public/p2404604903.jpg', 'rating': u'8.4', 'comment_count': 49328, 'authors': u'靳东 / 陈乔恩 / 赵达 / 付枚 / 金泽灏 /' }, { 'id': '9498327', 'title': u'孤芳不自赏', 'thumbnail': u'https://img1.doubanio.com/view/movie_poster_cover/lpst/public/p2407425119.jpg', 'rating': u'3.7', 'comment_count': 8493, 'authors': u'钟汉良 / 杨颖 / 甘婷婷 / 孙艺洲 / 亓航 /' }, { 'id': '26685451', 'title': u'全球风暴', 'thumbnail': u'https://img3.doubanio.com/view/movie_poster_cover/lpst/public/p2501769525.webp', 'rating': u'8.2', 'comment_count': 345, 'authors': u' 卢克·崔德威 / 琼安·弗洛加特 / 露塔·格德米纳斯 / 安东尼·海德 / 卡罗琳·古多尔 /' }, { 'id': '235434', 'title': u'其他人', 'thumbnail': u'https://img3.doubanio.com/view/movie_poster_cover/lpst/public/p2371503632.jpg', 'rating': u'7.6', 'comment_count': 25532, 'authors': u'杰西·普莱蒙 / 莫莉·香侬 / 布莱德利·惠特福德 / Maude Apatow / 麦迪逊·贝蒂 /' }, { 'id': '48373095', 'title': u'全员单恋', 'thumbnail': u'https://img1.doubanio.com/view/movie_poster_cover/lpst/public/p2367986708.jpg', 'rating': u'6.4', 'comment_count': 2483, 'authors': u'伊藤沙莉 / 中川大志 / 上原实矩 / 森绘梨佳 / 樱田通 /' }, { 'id': '292843', 'title': u'废纸板拳击手', 'thumbnail': u'https://img1.doubanio.com/view/movie_poster_cover/lpst/public/p2380194237.jpg', 'rating': u'8.2', 'comment_count': 23456, 'authors': u'托马斯·哈登·丘奇 / 泰伦斯·霍华德 / 波伊德·霍布鲁克 / 瑞斯·维克菲尔德 / 马尔洛·托马斯 /' } ] @app.route('/') def hello_world(): context={ 'movies':movies, 'tvs':tvs } return render_template('index.html',**context) if __name__ == '__main__': app.run()
运行app.py
访问效果如下:
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