学习python的好处和python案例工程

http://www.chinamoney.com.cn/chinese/index.html

https://blog.csdn.net/starzhou/article/details/73613185
2017,最受欢迎的 15 大 Python 库有哪些?

https://keras-cn.readthedocs.io/en/latest/#_4
git clone https://github.com/fchollet/keras.git
sudo python setup.py install
sudo pip install keras

https://morvanzhou.github.io/tutorials/machine-learning/keras/

32个Python爬虫项目让你一次吃到撑
https://blog.csdn.net/nzjdsds/article/details/77506254

scrapy
1、通过网络直接安装scrapy
包地址:https://github.com/scrapy/scrapy
安装说明:https://docs.scrapy.org/en/latest/intro/install.html
1.1 安装python后
在系统变量里面设置python.exe和pip.exe的path路径
1.2 在当前目录执行命令:
pip install virtualenv
pip install Scrapy

2、下载离线包,通过使用包setup.py安装
2.1 下载离线包https://github.com/scrapy/scrapy
先下载你要安装的包,并解压到磁盘下;
2.2 进入到该文件的setup.py 目录下 ,打开cmd,并切换到该目录下;
先执行 python setup.py build
然后执行 python setup.py install

3. scrapy工程示例:
https://github.com/lining0806/PythonSpiderNotes
https://github.com/Chyroc/WechatSogou
https://github.com/geekan/scrapy-examples
安装运行例子:
    git clone https://github.com/geekan/scrapy-examples
    cd scrapy-examples/doubanbook
    scrapy crawl doubanbook
https://github.com/LiuXingMing/SinaSpider

安装报错解决:
pkg_resources.DistributionNotFound: The 'service_identity' distribution was not found and is required by Scrapy
easy_install w3lib
yum install libxslt-devel
https://pypi.python.org/pypi/distribute
sudo python setup.py install

Python for android
一、在手机上写手机专用的Python程序:Qpython
http://qpython.com/或者360手机助手搜索安装

二、用电脑写可以在手机上运行的app:Kivy和SL4A
https://github.com/damonkohler/sl4a

三、电脑写的python程序,在手机上运行:Termux、Pydroid3
https://github.com/termux

Pydroid3收费软件

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