Commit a4ef1ec0 authored by schneider's avatar schneider
Browse files

doc(config): Add Python docs

parent 1beed7af
......@@ -62,6 +62,8 @@ class ColorExample(rst.Directive):
color = self.arguments[0]
html_text = '<div style="width: 30px;height: 30px;background: {};border: black 1px solid;border-radius: 15px;"></div>'
return [nodes.raw("", html_text.format(color), format="html")]
# }}}
# -- Options for HTML output ------------------------------------------------- {{{
......@@ -112,6 +114,7 @@ autodoc_mock_imports = [
......@@ -27,6 +27,7 @@ Last but not least, if you want to start hacking the lower-level firmware, the
``config`` - Configuration
The ``config`` module provides functions to interact with card10's
configuration file (``card10.cfg``).
.. automodule:: config
......@@ -2,8 +2,47 @@ import sys_config
def set_string(key, value):
sys_config.set_string(key, str(value))
Write a string to the configuration file ``card10.cfg``.
Both ``key`` and ``value`` must be strings or must be
convertible to a string using the ``str()`` function.
``key`` must not contain spaces, control characters (including tabs),
number signs ans equal signs.
``value` must not contain control characters (including tabs).
Neither is allowed to contain the sub-string ``execute_elf``.
The key/value pair is immediately written to the configuration
file (``card10.cfg``). After the file is written, configuration
is read again and the new value is available via ``config.get_string``.
:param str key: Name of the configuration option.
:param str value: Value to write.
:raises OSError: If writing to the configuration file failed.
:raises OSError: If key or value contain illegal characters.
:raises ValueError: If key or value contain the sub-string ``execute_elf``.
.. versionadded:: 1.16
sys_config.set_string(str(key), str(value))
def get_string(key):
return sys_config.get_string(key)
Read a string from the configuration file ``card10.cfg``.
``key`` must be a string or must be convertible to a string using
the ``str()`` function.
:param str key: Name of the configuration option.
:rtype: str
:returns: Value of the configuration option.
:raises OSError: if the key is not present in the configuration.
.. versionadded:: 1.16
return sys_config.get_string(str(key))
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