Add currently supported version to the documentation.

progval · progval · commit 58258d1e0232 · 2018-10-28T15:21:23.000+01:00
diff --git a/README.md b/README.md
@@ -1,2 +1,5 @@
 # rust-python-parser
 A Python parser for Rust libraries and programs.
+
+Currently supports Python 3.7's syntax (and Python 3.8 up to
+[2018-09-22](http://github.com/python/cpython/commit/fd97d1f1af910a6222ea12aec42c456b64f9aee4)).
diff --git a/src/lib.rs b/src/lib.rs
@@ -13,12 +13,17 @@
 //! # String encoding
 //!
 //! `ast::PyString`s are WTF8-encoded if the `wtf8` feature is enabled
-//! (the default) allowing full support for Python's string litteral.
+//! (the default) allowing full support for Python's string literals.
 //!
-//! If that feature is disabled, they default to regular Rust string
+//! If that feature is disabled, they default to regular Rust strings.
 //! Note that without the `wtf8` feature, some valid string
 //! literals will be badly parsed (missing characters).
 //!
+//! # Python version support
+//!
+//! Currently supports Python 3.7's syntax (and Python 3.8 up to
+//! [2018-09-22](http://github.com/python/cpython/commit/fd97d1f1af910a6222ea12aec42c456b64f9aee4)).
+//!
 //! # Example
 //!
 //! ```
