t/moe/eval.py

   1 #!/usr/bin/env python
   2
   3 import moe
   4 import moe.config
   5 import moe.box
   6 import moe.log
   7 import moe.status
   8 import moe.pipeline
   9 import moe.batch
  10 import moe.util
  11 import os.path
  12 import shutil
  13
  14 class Eval:
  15
  16     def __init__(self):
  17         self.log = moe.log.default
  18         self.cfgs = moe.config.MoeConfigStack()
  19         self.builtins = moe.config.MoeConfig(type="builtins")
  20         self.cfgs.push(self.builtins)
  21         self.main_pipe = moe.pipeline.MoePipeline("main")
  22         self.test_pipe = moe.pipeline.MoePipeline("test")
  23         self.stat = moe.status.MoeStatus()
  24         pass
  25
  26     def init(self, overrides=None):
  27         self.log.progress("Initializing... ")
  28         self.init_global(overrides)
  29         self.init_test()
  30         self.init_logs()
  31         self.init_task()
  32         moe.box.init(self)
  33         self.log.progress("OK\n")
  34
  35     def init_global(self, overrides):
  36         main_cfg = moe.config.MoeConfig(name = os.path.join(self.cfgs['HOME'], "config"), type="main")
  37         self.cfgs.push(main_cfg)
  38         if overrides:
  39             self.cfgs.push(overrides)
  40
  41     def init_test(self):
  42         test = self.cfgs['TDIR']
  43         if os.path.isdir(test):
  44             shutil.rmtree(test)
  45         try:
  46             moe.util.mkdir_tree(test)
  47         except OSError, e:
  48             raise moe.MoeError, "Cannot create %s: %s" % (test, e.strerror)
  49
  50     def init_logs(self):
  51         self.log = moe.log.MoeLog()
  52         if self.cfgs["V"]:
  53             self.log.verbosity = int(self.cfgs["V"])
  54         self.log.open(os.path.join(self.cfgs["TDIR"], "log"))
  55         self.default_log = self.log
  56         moe.log.default = self.log
  57         self.log_config(3, "before loading the task")
  58
  59     def init_task(self):
  60         task = self.cfgs['TASK']
  61         task_dir = self.cfgs['PDIR']
  62         if not os.path.isdir(task_dir):
  63             raise moe.MoeError, "No such task %s" % task
  64
  65         task_cfg = moe.config.MoeConfig(name = os.path.join(task_dir, "config"), type='task')
  66         self.cfgs.push(task_cfg)
  67         self.log_config(3, "after loading the task")
  68
  69         self.stat["task"] = task
  70
  71         type = self.cfgs['TASK_TYPE']
  72         if type == "batch" or type == "interactive":
  73             moe.batch.prepare_pipe(self)
  74         elif type == "opendata":
  75             raise moe.MoeError, "Opendata tasks not implemented yet"
  76         else:
  77             raise moe.MoeError, "Unknown task type " + type
  78
  79     def run(self):
  80         self.log_config(2, "for the task pipeline")
  81         self.main_pipe.configure(self.cfgs["HOOKS"])
  82         if self.log.verbosity >= 2:
  83             self.main_pipe.dump(self.log.log_file, prefix="\t")
  84         self.main_pipe.run(self)
  85
  86     def log_config(self, verb, msg):
  87         if self.log.verbosity >= verb:
  88             self.log.say("@@@ Configuration stack %s @@@\n" % msg)
  89             self.cfgs.dump_defs(self.log.log_file, prefix="\t")
  90         if self.log.verbosity >= 99:
  91             self.log.say("@@@@@@ Resolved configuration %s @@@@@@\n" % msg)
  92             self.cfgs.dump(self.log.log_file, prefix="\t")