#!/usr/bin/env python
+import moe
import moe.config
+import moe.box
+import moe.log
+import moe.status
+import moe.pipeline
+import moe.batch
+import moe.util
+import os.path
+import shutil
+
+class Eval:
+ """
+ """
+
+ def __init__(self):
+ self.log = moe.log.Logers()
+ self.config = moe.config.ConfigTree()
+ self.main_pipe = moe.pipeline.MoePipeline("main")
+ self.test_pipe = moe.pipeline.MoePipeline("test")
+ self.stat = 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('TDIR="{HOME}/test"', source="<temp-builtins>", level=0) # -> config
+ self.config.parse('USER_LOG="{TDIR}/log"', source="<temp-builtins>", level=0) # -> config
+ # apply overrides
+ for ov in overrides:
+ self.config.parse(ov, source="<overrides>", level=100)
+
+ # load config file
+ self.config.fix('CONFIG')
+ with open(self['CONFIG'], 'r') as f:
+ self.config.parse(f, source=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'], self['DEBUG_LEVEL'], redirect_fds = True)
+ self.log.open_user_log(self['USER_LOG'])
+ self.debug_dump_config()
+
+ # init and check TDIR
+ self.debug('Cleaning TDIR: %s'%self['TDIR'])
+ self.init_TDIR()
+
+ # insert hooks into main pipeline
+ # TODO
+ # TODO moe.box.init(self)
+
+ # insert custom hooks
+ self.conf.fix('HOOKS')
+ self.main_pipe.configure(self['HOOKS'])
+
+ def run(self):
+ "Run the main pipeline."
+ self.debug_dump_pipe(self.main_pipe)
+ self.debug('Running main pipeline')
+ self.main_pipe.run(self)
+
+
+ def init_TDIR(self):
+ test = self['TDIR']
+ if os.path.isdir(test):
+ shutil.rmtree(test)
+ try: #TODO: Remove
+ moe.util.mkdir_tree(test)
+ except OSError, err:
+ raise moe.MoeError, "Cannot create %s: %s" % (test, err.strerror)
+
+ 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(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.dump(prefix='**** '))
+ self.log.ddebug('**************************')
+
+#TODO ...
+ def init_task(self):
+ task = self['TASK']
+ task_dir = self['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['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
+