From e5d531eabf3091af18ca1a331e52b184a67750f7 Mon Sep 17 00:00:00 2001
From: Jonathan Herman <hermanjl@cs.unc.edu>
Date: Thu, 7 Mar 2013 13:55:32 -0500
Subject: Added num-trials option to gen_exps.py

---
 gen/generators.py | 27 ++++++++++++++++-----------
 gen_exps.py       |  4 +++-
 2 files changed, 19 insertions(+), 12 deletions(-)

diff --git a/gen/generators.py b/gen/generators.py
index dd6f1cc..fccc747 100644
--- a/gen/generators.py
+++ b/gen/generators.py
@@ -186,7 +186,7 @@ class BaseGenerator(object):
         '''Configure a generated taskset with extra parameters.'''
         pass
 
-    def create_exps(self, out_dir, force):
+    def create_exps(self, out_dir, force, trials):
         '''Create experiments for all possible combinations of params in
         @out_dir. Overwrite existing files if @force is True.'''
         builder = ColMapBuilder()
@@ -199,19 +199,24 @@ class BaseGenerator(object):
         col_map = builder.build()
 
         for dp in DesignPointGenerator(self.params):
-            dir_leaf = "sched=%s_%s" % (self.name, col_map.encode(dp))
-            dir_path = "%s/%s" % (out_dir, dir_leaf.strip('_'))
+            for trial in xrange(trials):
+                # Create directory name from relevant parameters
+                dir_leaf  = "sched=%s_%s" % (self.name, col_map.encode(dp))
+                dir_leaf  = dir_leaf.strip('_') # If there are none
+                dir_leaf += ("_trial=%s" % trial) if trials > 1 else ""
 
-            if os.path.exists(dir_path):
-                if force:
-                    sh.rmtree(dir_path)
-                else:
-                    print("Skipping existing experiment: '%s'" % dir_path)
-                    continue
+                dir_path  = "%s/%s" % (out_dir, dir_leaf.strip('_'))
+
+                if os.path.exists(dir_path):
+                    if force:
+                        sh.rmtree(dir_path)
+                    else:
+                        print("Skipping existing experiment: '%s'" % dir_path)
+                        continue
 
-            os.mkdir(dir_path)
+                os.mkdir(dir_path)
 
-            self.__create_exp(dp, dir_path)
+                self.__create_exp(dict(dp), dir_path)
 
     def print_help(self):
         s = str(Template("""Generator $name:
diff --git a/gen_exps.py b/gen_exps.py
index e4e8187..80ae777 100755
--- a/gen_exps.py
+++ b/gen_exps.py
@@ -22,6 +22,8 @@ def parse_args():
                       default=("%s/exps"%os.getcwd()))
     parser.add_option('-f', '--force', action='store_true', default=False,
                       dest='force', help='overwrite existing data')
+    parser.add_option('-n', '--num-trials', default=1, type='int', dest='trials',
+                      help='number of task systems for every config')
     parser.add_option('-l', '--list-generators', dest='list_gens',
                       help='list allowed generators', action='store_true',
                       default=False)
@@ -92,7 +94,7 @@ def main():
         params = dict(gen_params.items() + global_params.items())
         generator = GENERATORS[gen_name](params)
 
-        generator.create_exps(opts.out_dir, opts.force)
+        generator.create_exps(opts.out_dir, opts.force, opts.trials)
 
 if __name__ == '__main__':
     main()
-- 
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