diff options
Diffstat (limited to 'ipalib/config.py')
| -rw-r--r-- | ipalib/config.py | 32 |
1 files changed, 19 insertions, 13 deletions
diff --git a/ipalib/config.py b/ipalib/config.py index 4631d899..9fe02cb3 100644 --- a/ipalib/config.py +++ b/ipalib/config.py @@ -62,15 +62,18 @@ class Env(object): The variable values can be ``str`` or ``int`` instances, or the ``True``, ``False``, or ``None`` constants. When the value provided is an ``str`` instance, some limited automatic type conversion is performed, which allows - values of specific types to be set easily from configuration files and from + values of specific types to be set easily from configuration files or command-line options. The ``True``, ``False``, and ``None`` constants can be specified with a string that matches what ``repr()`` would return. For example: - >>> env.true = 'True' + >>> env.true = True + >>> env.also_true = 'True' >>> env.true True + >>> env.also_true + True Note that the automatic type conversion is case sensitive. For example: @@ -98,14 +101,14 @@ class Env(object): >>> env.actually_false False - `Env` is set-once, first-one-wins. Once a variable has been set, trying to - override it will raise an ``AttributeError``. For example: + `Env` variables are all set-once (first-one-wins). Once a variable has been + set, trying to override it will raise an ``AttributeError``. For example: - >>> env.my_var = 'first' - >>> env.my_var = 'second' + >>> env.date = 'First' + >>> env.date = 'Second' Traceback (most recent call last): ... - AttributeError: cannot override Env.my_var value 'first' with 'second' + AttributeError: cannot override Env.date value 'First' with 'Second' An `Env` instance can also be *locked*, after which no further variables can be set. Trying to set variables on a locked `Env` instance will also raise @@ -127,12 +130,6 @@ class Env(object): def __init__(self): object.__setattr__(self, '_Env__d', {}) object.__setattr__(self, '_Env__done', set()) - self.ipalib = path.dirname(path.abspath(__file__)) - self.site_packages = path.dirname(self.ipalib) - self.script = path.abspath(sys.argv[0]) - self.bin = path.dirname(self.script) - self.home = path.abspath(os.environ['HOME']) - self.dot_ipa = path.join(self.home, '.ipa') def __setattr__(self, name, value): """ @@ -211,6 +208,15 @@ class Env(object): and the location of the configuration file. """ self.__doing('_bootstrap') + + # Set run-time variables: + self.ipalib = path.dirname(path.abspath(__file__)) + self.site_packages = path.dirname(self.ipalib) + self.script = path.abspath(sys.argv[0]) + self.bin = path.dirname(self.script) + self.home = path.abspath(os.environ['HOME']) + self.dot_ipa = path.join(self.home, '.ipa') + for (key, value) in overrides.iteritems(): self[key] = value if 'in_tree' not in self: |