From a28ad462495b2a41ce5a1c2501dab3678cf3c22f Mon Sep 17 00:00:00 2001 From: Aaron LI Date: Thu, 3 Nov 2016 10:05:18 +0800 Subject: configs/manager.py: Add method "reset()" and attribute "userconfig" --- fg21sim/configs/manager.py | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) (limited to 'fg21sim') diff --git a/fg21sim/configs/manager.py b/fg21sim/configs/manager.py index d406dc7..d03479e 100644 --- a/fg21sim/configs/manager.py +++ b/fg21sim/configs/manager.py @@ -75,6 +75,10 @@ class ConfigManager: configs specifying the input templates or data files, therefore allow the use of relative path for those configs. """ + # Path to the user provided configuration file, which indicates user + # configurations merged if not ``None``. + userconfig = None + def __init__(self, userconfig=None): """Load the bundled default configurations and specifications. If the ``userconfig`` provided, the user configurations is also @@ -128,7 +132,7 @@ class ConfigManager: thus allow the use of *relative path* of some input files (e.g., "galactic/synchrotron/template") within the configurations. """ - if hasattr(self, "userconfig"): + if self.userconfig is not None: raise ConfigError('User configuration already loaded from "%s"' % self.userconfig) # @@ -141,6 +145,17 @@ class ConfigManager: self.userconfig = os.path.abspath(userconfig) logger.info("Loaded user config: {0}".format(self.userconfig)) + def reset(self): + """Reset the current configurations to the copy of defaults from + the specifications. + + NOTE: Also reset ``self.userconfig`` to ``None``. + """ + # NOTE: `_config_default.copy()` only returns a *shallow* copy. + self._config = ConfigObj(self._config_default, interpolation=False) + self.userconfig = None + logger.warning("Reset the configurations to the copy of defaults!") + def _validate(self, config): """Validate the config against the specification using a default validator. The validated config values are returned if success, -- cgit v1.2.2