feat(Ubiquitous/RT_Thread): port micropython on RT-Thread for aiit-board

Ubiquitous/RT_Thread/micropython/docs/std-librarys/builtins.md

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+# Builtin functions and exceptions
+
+所有的内饰函数和异常类型都在下面描述。
+
+## 函数和类型
+
+- abs()
+- all()
+- any()
+- bin()
+- **class** bool
+- **class** bytearray
+- **class** bytes
+- callable()
+- chr()
+- classmethod()
+- compile()
+- **class** complex
+- delattr(obj, name)
+
+- **class** dict
+- dir()
+
+- divmod()
+- enumerate()
+- eval()
+- exec()
+- filter()
+- **class** float
+- **class** frozenset
+- getattr()
+- globals()
+- hasattr()
+- hash()
+- hex()
+- id()
+- input()
+- **class** int
+  - classmethod from_bytes(bytes, byteorder)
+    In MicroPython, byteorder parameter must be positional (this is compatible with CPython).
+  - to_bytes(size, byteorder)
+    In MicroPython, byteorder parameter must be positional (this is compatible with CPython).
+
+- isinstance()
+- issubclass()
+- iter()
+- len()
+- class list
+- locals()
+- map()
+- max()
+- **class** memoryview
+- min()
+- next()
+- **class** object
+- oct()
+- open()
+- ord()
+- pow()
+- print()
+- property()
+- range()
+- repr()
+- reversed()
+- round()
+- class set
+- setattr()
+- **class** slice
+  - The slice builtin is the type that slice objects have.
+- sorted()
+- staticmethod()
+- **class** str
+- sum()
+- super()
+- **class** tuple
+- type()
+- zip()
+
+## 异常类型
+- **exception** AssertionError
+- **exception** AttributeError
+- **exception** Exception
+- **exception** ImportError
+- **exception** IndexError
+- **exception** KeyboardInterrupt
+- **exception** KeyError
+- **exception** MemoryError
+- **exception** NameError
+- **exception** NotImplementedError
+- **exception** OSError
+  - See CPython documentation: OSError. MicroPython doesn’t implement errno attribute, instead use the standard way to access exception arguments: exc.args[0].
+
+- **exception** RuntimeError
+- **exception** StopIteration
+- **exception** SyntaxError
+- **exception** SystemExit
+  - See CPython documentation: SystemExit.
+
+- **exception** TypeError
+  - See CPython documentation: TypeError.
+
+- **exception** ValueError
+- **exception** ZeroDivisionError
+