---
title: "Builtin"
aliases:
    - firmwareapi/micropython/builtin.html
    - firmwareapi/micropython/builtin.md
    - chapter/firmwareapi/micropython/builtin
---

All builtin functions are described here. 

### abs(val)

Returns the absolute value of val

### all(itereable)

Returns true if all items in an iterable are value `True`

### any(iterable)

Returns true if any of the items in an iterable are value `True`

### bin(val)

Returns the binary equivalent of the given integer

### bytearray([source, encoding, errors])

Returns the bytearray of the bytes array passed in

### bytes()

Similar to `bytearray()` but for a single byte

### callable(object)

Returns True if the object appears callable

### chr(val)

Returns a character from an integer

### classmethod(foo)

Returns a classmethod for the passed function

### complex([real, imag])

Creates a complex number from the passed variables. 
> You can also use the textual notation `'a+bj'`, e.g. `'1+2j'`

### delattr(object, name)

Deletes attribute from the object.

### dir([object])

Returns a list of valid attributes of the object. If no parameter is passed, it will return all created objects.

### divmod(x, y)

Divides and mods the two values. Similar to `(x / y, x % y)` \
Returns a tuple `(q, r)` of the two paramters, with quotient `q` and remainder `r`

### numerate()

### eval()

### exec()

### filter()

### class float

### class frozenset

### getattr()

### globals()

### hasattr()

### hash()

### hex()

### id()

### input()

### class int

### 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()

### sorted()

### staticmethod()

### class str

### sum()

### super()

### class tuple

### type()

### zip()