Momentum-Apps/docs/pages/features.md

Features

Adding Python support to the Flipper Zero platform was only possible by rigorously sorting unnecessary language features. So here is a detailed list of all supported and unsupported Python language features.

Supported

The following features are enabled and supported by the interpreter:

• Garbage collector is enabled.
• The __file__ constant.
• Import of external files from the SD card.
• Read and write files from and to the SD card.
• The time module.
• The random module.
• The float data type.
• Support for decorator functions.
• The setattr function.
• The filter function.
• The reversed function.
• The min and max function.
• Module-level __init__ imports.
• The struct module.

Unsupported

The following features are disabled and not supported by the interpreter:

• Finaliser calls in the garbage collector (e.g. __del__).
• The __doc__ constants.
• Source code line numbers in exceptions.
• Support for a REPL.
• The cmath module.
• The complex data type.
• Support for multiple inheritance.
• Module-level __getattr__ support according to PEP 562.
• Support for the descriptors __get__, __set__ and __delete__.
• Coroutines with async and await functions.
• The := assign expression.
• Non-standard .pend_throw() method for generators.
• Support for bytes.hex and bytes.fromhex.
• Support for unicode characters.
• The string functions .center, .count, .partition, .rpartition and .splitlines.
• The % string formatting operator (use .format instead).
• The bytearray data type.
• The memoryview data type.
• The slice object.
• The frozenset object.
• The property decorator.
• The range function with start, stop and step attributes.
• The next function with a second argument.
• The round function with integers.
• All special methods for user classes (e.g. __imul__).
• The enumerate function.
• The compile function.
• Support for eval, exec and execfile functions.
• The NotImplemented special constant.
• The input function.
• The pow function with 3 integer arguments.
• The help function.
• The micropython module.
• The array module.
• The collections module.
• The gc module.
• The sys module.
• The select module.
• The json module.

This list of unsupported features is not set in stone. If you miss support for one particular feature, feel free to open an issue or make a pull request.