docs/library/index: Add important summary of the intro section as warning.

To make them harder to miss.
Paul Sokolovsky 6 years ago
parent 0ba136fbe9
commit d5713c8618

@ -1,6 +1,17 @@
MicroPython libraries
.. warning::
Important summary of this section
* MicroPython implements a subset of Python functionality for each module.
* To ease extensibility, MicroPython versions of standard Python modules
usually have ``u`` (micro) prefix.
* Any particular MicroPython variant or port may miss any feature/function
described in this general documentation, due to resource constraints.
This chapter describes modules (function and class libraries) which are built
into MicroPython. There are a few categories of modules: