《Flask Web开发：基于Python的Web应用开发实战》pdf 免费下载

Posted 2020-12-03 zhiyong399

《Flask Web开发：基于Python的Web应用开发实战》pdf 免费下载链接: https://u253469.ctfile.com/fs/253469-292665036

 

 

第一部分　Flask 简介
第1 章　安装 .........................................................................................................................................3
1.1　使用虚拟环境 .............................................................................................................................4
1.2　使用pip 安装Python 包 ............................................................................................................6
第2 章　程序的基本结构 ..................................................................................................................7
2.1　初始化 .........................................................................................................................................7
2.2　路由和视图函数 .........................................................................................................................7
2.3　启动服务器 .................................................................................................................................9
2.4　一个完整的程序 .........................................................................................................................9
2.5　请求- 响应循环 .......................................................................................................................11
2.5.1　程序和请求上下文 ......................................................................................................11
2.5.2　请求调度 ......................................................................................................................13
2.5.3　请求钩子 ......................................................................................................................13
2.5.4　响应 ..............................................................................................................................14
2.6　Flask 扩展 .................................................................................................................................15
第3 章　模板 .......................................................................................................................................19
3.1　Jinja2 模板引擎 ........................................................................................................................19
3.1.1　渲染模板 ......................................................................................................................20
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VI ｜ 目录
3.1.2　变量 ..............................................................................................................................21
3.1.3　控制结构 ......................................................................................................................22
3.2　使用Flask-Bootstrap 集成Twitter Bootstrap ..........................................................................23
3.3　自定义错误页面 .......................................................................................................................26
3.4　链接 ...........................................................................................................................................29
3.5　静态文件 ...................................................................................................................................29
3.6　使用Flask-Moment 本地化日期和时间 .................................................................................30
第4 章　Web 表单 ............................................................................................................................33
4.1　跨站请求伪造保护 ...................................................................................................................33
4.2　表单类 .......................................................................................................................................34
4.3　把表单渲染成HTML...............................................................................................................35
4.4　在视图函数中处理表单 ...........................................................................................................37
4.5　重定向和用户会话 ...................................................................................................................39
4.6　Flash 消息 .................................................................................................................................41
第5 章　数据库 ..................................................................................................................................43
5.1　SQL 数据库 ..............................................................................................................................43
5.2　NoSQL 数据库 .........................................................................................................................44
5.3　使用SQL 还是NoSQL ............................................................................................................45
5.4　Python 数据库框架...................................................................................................................45
5.5　使用Flask-SQLAlchemy 管理数据库 .....................................................................................46
5.6　定义模型 ...................................................................................................................................47
5.7　关系 ...........................................................................................................................................49
5.8　数据库操作 ...............................................................................................................................50
5.8.1　创建表 ..........................................................................................................................50
5.8.2　插入行 ..........................................................................................................................51
5.8.3　修改行 ..........................................................................................................................52
5.8.4　删除行 ..........................................................................................................................52
5.8.5　查询行 ..........................................................................................................................52
5.9　在视图函数中操作数据库 .......................................................................................................54
5.10　集成Python shell ....................................................................................................................56
5.11　使用Flask-Migrate 实现数据库迁移 ....................................................................................56
5.11.1　创建迁移仓库 ...........................................................................................................57
5.11.2　创建迁移脚本 ...........................................................................................................57
5.11.3　更新数据库 ...............................................................................................................58
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目录 ｜ VII
第6 章　电子邮件 ..............................................................................................................................59
使用Flask-Mail 提供电子邮件支持 ................................................................................................59
在Python shell 中发送电子邮件.............................................................................................60
在程序中集成发送电子邮件功能 ..........................................................................................61
异步发送电子邮件 ..................................................................................................................62
第7 章　大型程序的结构 ................................................................................................................65
7.1　项目结构 ...................................................................................................................................65
7.2　配置选项 ...................................................................................................................................66
7.3　程序包 .......................................................................................................................................67
7.3.1　使用程序工厂函数 ......................................................................................................68
7.3.2　在蓝本中实现程序功能 ..............................................................................................69
7.4　启动脚本 ...................................................................................................................................71
7.5　需求文件 ...................................................................................................................................71
7.6　单元测试 ...................................................................................................................................72
7.7　创建数据库 ...............................................................................................................................74
第二部分　实例：社交博客程序
第8 章　用户认证 ..............................................................................................................................77
8.1　Flask 的认证扩展 .....................................................................................................................77
8.2　密码安全性 ...............................................................................................................................77
8.3　创建认证蓝本 ...........................................................................................................................80
8.4　使用Flask-Login 认证用户 .....................................................................................................81
8.4.1　准备用于登录的用户模型 ..........................................................................................81
8.4.2　保护路由 ......................................................................................................................83
8.4.3　添加登录表单 ..............................................................................................................83
8.4.4　登入用户 ......................................................................................................................84
8.4.5　登出用户 ......................................................................................................................86
8.4.6　测试登录 ......................................................................................................................86
8.5　注册新用户 ...............................................................................................................................87
8.5.1　添加用户注册表单 ......................................................................................................87
8.5.2　注册新用户 ..................................................................................................................89
8.6　确认账户 ...................................................................................................................................90
8.6.1　使用itsdangerous 生成确认令牌 ................................................................................90
8.6.2　发送确认邮件 ..............................................................................................................92
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VIII ｜ 目录
8.7　管理账户 ...................................................................................................................................95
第9 章　用户角色 ..............................................................................................................................97
9.1　角色在数据库中的表示 ...........................................................................................................97
9.2　赋予角色 ...................................................................................................................................99
9.3　角色验证 .................................................................................................................................100
第10 章　用户资料 .........................................................................................................................103
10.1　资料信息 ...............................................................................................................................103
10.2　用户资料页面 .......................................................................................................................104
10.3　资料编辑器 ...........................................................................................................................106
10.3.1　用户级别的资料编辑器 .........................................................................................106
10.3.2　管理员级别的资料编辑器 .....................................................................................108
10.4　用户头像 ...............................................................................................................................110
第11 章　博客文章 .........................................................................................................................115
11.1　提交和显示博客文章 ...........................................................................................................115
11.2　在资料页中显示博客文章 ...................................................................................................118
11.3　分页显示长博客文章列表 ...................................................................................................118
11.3.1　创建虚拟博客文章数据 .........................................................................................119
11.3.2　在页面中渲染数据 .................................................................................................120
11.3.3　添加分页导航 .........................................................................................................121
11.4　使用Markdown 和Flask-PageDown 支持富文本文章 ......................................................124
11.4.1　使用Flask-PageDown.............................................................................................124
11.4.2　在服务器上处理富文本 .........................................................................................125
11.5　博客文章的固定链接 ...........................................................................................................127
11.6　博客文章编辑器 ...................................................................................................................128
第12 章　关注者 ..............................................................................................................................131
12.1　再论数据库关系 ...................................................................................................................131
12.1.1　多对多关系 .............................................................................................................131
12.1.2　自引用关系 .............................................................................................................133
12.1.3　高级多对多关系 .....................................................................................................134
12.2　在资料页中显示关注者 .......................................................................................................136
12.3　使用数据库联结查询所关注用户的文章 ...........................................................................138
12.4　在首页显示所关注用户的文章 ...........................................................................................141
第13 章　用户评论 .........................................................................................................................145
13.1　评论在数据库中的表示 .......................................................................................................145
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目录 ｜ IX
13.2　提交和显示评论 ...................................................................................................................146
13.3　管理评论 ...............................................................................................................................149
第14 章　应用编程接口 ................................................................................................................153
14.1　REST 简介 ............................................................................................................................153
14.1.1　资源就是一切 .........................................................................................................154
14.1.2　请求方法 .................................................................................................................154
14.1.3　请求和响应主体 .....................................................................................................155
14.1.4　版本 .........................................................................................................................156
14.2　使用Flask 提供REST Web 服务 ........................................................................................156
14.2.1　创建API 蓝本 ........................................................................................................157
14.2.2　错误处理 .................................................................................................................157
14.2.3　使用Flask-HTTPAuth 认证用户 ...........................................................................159
14.2.4　基于令牌的认证 .....................................................................................................161
14.2.5　资源和JSON 的序列化转换 .................................................................................162
14.2.6　实现资源端点 .........................................................................................................165
14.2.7　分页大型资源集合 .................................................................................................167
14.2.8　使用HTTPie 测试Web 服务 .................................................................................168
第三部分　成功在望
第15 章　测试 ..................................................................................................................................173
15.1　获取代码覆盖报告 ...............................................................................................................173
15.2　Flask 测试客户端 .................................................................................................................176
15.2.1　测试Web 程序 ........................................................................................................176
15.2.2　测试Web 服务 ........................................................................................................179
15.3　使用Selenium 进行端到端测试 ..........................................................................................180
15.4　值得测试吗 ...........................................................................................................................184
第16 章　性能 ..................................................................................................................................185
16.1　记录影响性能的缓慢数据库查询 .......................................................................................185
16.2　分析源码 ...............................................................................................................................187
第17 章　部署 ..................................................................................................................................189
17.1　部署流程 ...............................................................................................................................189
17.2　把生产环境中的错误写入日志 ...........................................................................................190
17.3　云部署 ...................................................................................................................................191
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X ｜ 目录
17.4　Heroku 平台 ..........................................................................................................................191
17.4.1　准备程序 .................................................................................................................192
17.4.2　使用Foreman 进行测试 .........................................................................................196
17.4.3　使用Flask-SSLify 启用安全HTTP .......................................................................197
17.4.4　执行git push 命令部署........................................................................................198
17.4.5　查看日志 .................................................................................................................199
17.4.6　部署一次升级 .........................................................................................................199
17.5　传统的托管 ...........................................................................................................................200
17.5.1　架设服务器 .............................................................................................................200
17.5.2　导入环境变量 .........................................................................................................200
17.5.3　配置日志 .................................................................................................................201
第18 章　其他资源 .........................................................................................................................203