Merge pull request #1850 from Kodiologist/pyssed-off

Documentation tweaks for `py` and `pys`
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Kodi Arfer 2019-12-20 10:54:52 -05:00 committed by GitHub
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2 changed files with 10 additions and 5 deletions

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@ -1448,8 +1448,6 @@ parameter will be returned.
True
.. _py-specialform:
of
--
@ -1477,6 +1475,9 @@ For instance:
(of Callable [int str] str) ; => Callable[[int, str], str]
.. _py-specialform:
py
--
@ -1489,9 +1490,11 @@ expression is returned from the ``py`` form. ::
(print "A result from Python:" (py "'hello' + 'world'"))
The code must be given as a single string literal, but you can still use
macros, :ref:`eval`, and related tools to construct the ``py`` form. If you
want to evaluate some Python code that's only defined at run-time, try the
standard Python function :func:`eval`.
macros, :ref:`eval-fn`, and related tools to construct the ``py`` form. If
having to backslash-escape internal double quotes is getting you down, try a
:ref:`bracket string <syntax-bracket-strings>`. If you want to evaluate some
Python code that's only defined at run-time, try the standard Python function
:func:`eval`.
Python code need not syntactically round-trip if you use ``hy2py`` on a Hy
program that uses ``py`` or ``pys``. For example, comments will be removed.

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@ -37,6 +37,8 @@ Hy allows double-quoted strings (e.g., ``"hello"``), but not single-quoted
strings like Python. The single-quote character ``'`` is reserved for
preventing the evaluation of a form (e.g., ``'(+ 1 1)``), as in most Lisps.
.. _syntax-bracket-strings:
Python's so-called triple-quoted strings (e.g., ``'''hello'''`` and
``"""hello"""``) aren't supported. However, in Hy, unlike Python, any string
literal can contain newlines. Furthermore, Hy supports an alternative form of