import shutil
class Eval:
+ """
+ """
def __init__(self):
- self.log = moe.log.default
- self.cfgs = moe.config.MoeConfigStack()
- self.builtins = moe.config.MoeConfig(type="builtins")
- self.cfgs.push(self.builtins)
+ self.log = moe.log.Loggers()
+ self.config = moe.config.ConfigTree()
self.main_pipe = moe.pipeline.MoePipeline("main")
self.test_pipe = moe.pipeline.MoePipeline("test")
- self.stat = moe.status.MoeStatus()
- pass
-
- def init(self, overrides=None):
- self.log.progress("Initializing... ")
- self.init_global(overrides)
- self.init_test()
- self.init_logs()
- self.init_task()
- moe.box.init(self)
- self.log.progress("OK\n")
-
- def init_global(self, overrides):
- main_cfg = moe.config.MoeConfig(name = os.path.join(self.cfgs['HOME'], "config"), type="main")
- self.cfgs.push(main_cfg)
- if overrides:
- self.cfgs.push(overrides)
-
- def init_test(self):
- test = self.cfgs['TDIR']
- if os.path.isdir(test):
- shutil.rmtree(test)
- try:
- moe.util.mkdir_tree(test)
- except OSError, e:
- raise moe.MoeError, "Cannot create %s: %s" % (test, e.strerror)
-
- def init_logs(self):
- self.log = moe.log.MoeLog()
- if self.cfgs["V"]:
- self.log.verbosity = int(self.cfgs["V"])
- self.log.open(os.path.join(self.cfgs["TDIR"], "log"))
- self.default_log = self.log
- moe.log.default = self.log
- self.log_config(3, "before loading the task")
-
- def init_task(self):
- task = self.cfgs['TASK']
- task_dir = self.cfgs['PDIR']
- if not os.path.isdir(task_dir):
- raise moe.MoeError, "No such task %s" % task
-
- task_cfg = moe.config.MoeConfig(name = os.path.join(task_dir, "config"), type='task')
- self.cfgs.push(task_cfg)
- self.log_config(3, "after loading the task")
-
- self.stat["task"] = task
-
- type = self.cfgs['TASK_TYPE']
- if type == "batch" or type == "interactive":
- moe.batch.prepare_pipe(self)
- elif type == "opendata":
- raise moe.MoeError, "Opendata tasks not implemented yet"
- else:
- raise moe.MoeError, "Unknown task type " + type
+ self.status = moe.status.MoeStatus()
+ def __getitem__(self, key):
+ return self.config[key]
+
+ def init(self, overrides=[]):
+ "Initializes most part of Eval before running the pipeline. See the timeline for details."
+ self.log.info("Initializing ...")
+
+ # set basic builtins
+ self.config.parse('HOME = \'%s\'' % os.getcwd(), source="<builtins>", level=0)
+ self.config.parse('CONFIG = "{HOME}/config"', source="<builtins>", level=0)
+ self.config.parse('LOG = "{HOME}/log"', source="<builtins>", level=0)
+ self.config.parse('DEBUG_LEVEL = "0"', source="<builtins>", level=0)
+ self.config.parse('VERBOSE = ""', source="<builtins>", level=0)
+ self.config.parse('EXTENSIONS = ""', source="<builtins>", level=0)
+
+ # apply overrides
+ for ov in overrides:
+ self.config.parse(ov, source="<overrides>", level=100)
+
+ # load config file
+ self.config.fix('CONFIG')
+ self.config.parse_file(self['CONFIG'], level=30)
+ # fix variables
+ self.config.fix(['LOG', 'USER_LOG', 'VERBOSE', 'HOME', 'DEBUG_LEVEL', 'TDIR'])
+ # start logging
+ self.log.open_eval_log(self['LOG'], int(self['DEBUG_LEVEL']), redirect_fds = True)
+ self.log.open_user_log(self['USER_LOG'])
+ self.debug_dump_config()
+
+ # insert hooks into main pipeline
+ self.main_pipe.insert(5, "Eval.hook_init_dirs", hook_init_dirs)
+ self.main_pipe.insert(15, "Eval.hook_load_task_config", hook_load_task_config)
+ self.main_pipe.insert(20, "Eval.hook_init_tasktype", hook_init_tasktype)
+ self.main_pipe.insert(90, "Eval.hook_write_metadata", hook_write_metadata)
+
+ # ininialize extensions (let them insert hooks)
+ self.config.fix('EXTENSIONS')
+ exts = self['EXTENSIONS'].split()
+ for e in exts:
+ if not e:
+ raise MoeError, "Invalid extension name: %r" % e
+ self.log.debug("Loading extension %s", e)
+ try:
+ mod = moe.util.load_module('moe.exts.' + e)
+ except ImportError:
+ self.log.exception()
+ raise MoeError, 'Unknown extension: %r' % e
+ mod.init(self)
+
def run(self):
- self.log_config(2, "for the task pipeline")
- self.main_pipe.configure(self.cfgs["HOOKS"])
- if self.log.verbosity >= 2:
- self.main_pipe.dump(self.log.log_file, prefix="\t")
- self.main_pipe.run(self)
-
- def log_config(self, verb, msg):
- if self.log.verbosity >= verb:
- self.log.say("@@@ Configuration stack %s @@@\n" % msg)
- self.cfgs.dump_defs(self.log.log_file, prefix="\t")
- if self.log.verbosity >= 99:
- self.log.say("@@@@@@ Resolved configuration %s @@@@@@\n" % msg)
- self.cfgs.dump(self.log.log_file, prefix="\t")
+ "Run the main pipeline."
+ self.debug_dump_pipe(self.main_pipe)
+ self.log.debug('Running main pipeline')
+ self.main_pipe.run(e=self)
+
+ def debug_dump_config(self):
+ "Dumps config at level DDEBUG (only compiles the dump if main level is low enough)."
+ if self.log.level <= 5:
+ self.log.ddebug('****** Config dump: ******')
+ self.log.ddebug('\n'.join(self.config.dump('* ')))
+ self.log.ddebug('**************************')
+
+ def debug_dump_pipe(self, pipe):
+ "Dumps pipeline `pipe` at level DDEBUG (only compiles the dump if main level low enough)."
+ if self.log.level <= 5:
+ self.log.ddebug('****** Pipeline %r dump: ******'%pipe.name)
+ self.log.ddebug(pipe.pipe)
+ self.log.ddebug(pipe.dump(prefix='* '))
+ self.log.ddebug('**************************')
+
+def hook_init_dirs(e):
+ """(mainline at time 5) Create and check directories, fix directory variables.
+ .. note:: Currently only TDIR."""
+ e.config.fix('TDIR')
+ tdir = e['TDIR']
+ if os.path.isdir(tdir):
+ shutil.rmtree(tdir)
+ moe.util.mkdir_tree(tdir)
+
+def hook_load_task_config(e):
+ """(mainline at time 15) Load `TASK_CONFIG` and check `PDIR`, fixes `TASK`, `PDIR`, `TASK_CONFIG`."""
+ e.config.fix(['TASK', 'PDIR', 'TASK_CONFIG'])
+ e.log.debug('Loading task config %s', self['TASK_CONFIG'])
+ if not os.path.isdir(e['PDIR']):
+ raise moe.MoeError, "No such task %s in %s" % (e['TASK'], self['PDIR'])
+ e.config.parse_file(self['TASK_CONFIG'], level=50)
+ e.debug_dump_config()
+
+ e.status["task"] = task # Metadata
+
+def hook_init_tasktype(e):
+ """(mainline at time 20) Fix `TASK_TYPE`, initialize task type module."""
+
+ e.config.fix('TASK_TYPE')
+ task_type = e['TASK_TYPE']
+ e.log.debug('Loading module for TASK_TYPE: %r', task_type)
+ if not task_type:
+ raise MoeError, "Invalid TASK_TYPE: %r" % e
+ try:
+ e.tasktype_module = utils.load_module('moe.tasktypes.' + task_type)
+ except ImportError:
+ e.log.exception()
+ raise MoeError, 'Unknown TASK_TYPE: %r' % task_type
+ mod.tasktype_module.init(e)
+
+def hook_write_metadata(e):
+ """(mainline at time 90) Write status metadata into file `STATUS_FILE`."""
+ e.log.debug('Writing status file %s', self['STATUS_FILE'])
+ e.status.write(self['STATUS_FILE'])
+ # TODO: dump to ddebug
+
+
+