todo list

1. function, valuable name rule
   ‘__’ is the prefix for internal functions and valuables in class except for class/static method.
   ‘_’ is the prefix for internal functions and valuables out of class and internal class/static methods and feilds in class.
   capital function name ‘ABC…’ is for public class/static method
   e.g.
   

   
   
   public_valuable1 = 1
   
   _internal_valuable2 = 2
   
   class Test():
   
       _internal_class_field1 = None
   
       def ___init__(self):
   
           self.internal_field1 = 0
   
           Test.internal_class_field1 = 1
   
           self._internal_class_method1(1)
   
       @classmethod
   
       def internal_class_method1(cls, value):
   
           cls.internal_class_field1 = value
   
       @classmethod
   
       def PUBLIC_CLASS_METHOD1(cls):
   
           cls._internal_classmethod1(2)
   
   

2. prediction GUI
3. learning GUI
4. date