# Day01

## Python 

1.  : 
2. 1989  Python
3. 
4.  \(\)
   *  : 
   *  : 
   *  : 
   *  : 
   *  : 
   *  : 
   * 
   * 
5. 
   * 
   * Web 
     * DjangoFlask 
     * tornado  web 
   * 
     * requests   Scrapy 
   * 
     * 
     * 

## 

1.  : 
2.  : 
3.  :  
4.  :  \(\)

## 

1.  Python  \( exe  pip  \)
   * 
     *  :  \(\)
     *  :  \(\)
   * Python  \( Python \)
     * CPython :  Python  C  \(\)
     * JPython :  Python  Java  \(\)
     * Pypy :  Python  \(\)
     * IPython :  \(\)
2.  \(\) 
   * 
     * Python 
     * 
   * Anaconda
3. 
   * 
   * 
     * VS Code
     * sublime
   * IDE 
     * Pycharm
     * IDLE

## 

1. 
   *  : `# `
     * " Ctrl + / " : 
     *   
   *  \(\) `"""  ""`
     *  
2. 
   * 
     *  "python file"  .py
     *  
   * 
     *  : 
     *  :  "\_" 
   * 
     *  :  "\_" 

       ```python
       import keyword
       print(keyword.kwlist)
       # ['False', 'None', 'True', 'and', 'as', 'assert', 'async', 'await', 'break', 'class', 'continue', 'def', 'del', 'elif', 'else', 'except', 'finally', 'for', 'from', 'global', 'if', 'import', 'in', 'is', 'lambda', 'nonlocal', 'not', 'or', 'pass', 'raise', 'return', 'try', 'while', 'with', 'yield']
       ```

     *  : 
3. 
   * 
     *  : `print("xxxx")`
       *  \(\n\) : `print("dadaf\ndadsafaf\n")`
     *  : `print("xxxx", end="")`
   * 
     *  : `input(": ")`

4. 
  1.  \(Python \)
     *  : int\(\)
     *  : float\(\)
     *  :
     *  : FalseTrue
     *  : str\(\) 
     * None
  2. 
     *  : list\(\)
     *  : set\(\)
     *  : tuple\(\)
     *  : dict\(\)zip\(\)
  3. 

  *