Merge pull request #98 from Flamefire/tmpBenchmarkDir

 Create benchmark_dir as unique directory in /tmp and cleanup after completion

Author: AndreasGocht

benchmark/benchmark_helper.py

@@ -3,6 +3,7 @@
 import shutil
 import sys
 import time
+import tempfile
 
 
 class BenchmarkEnv():
@@ -12,19 +13,13 @@ def __init__(self, repetitions=10):
         self.env["SCOREP_ENABLE_TRACING"] = "false"
         self.env["SCOREP_PROFILING_MAX_CALLPATH_DEPTH"] = "98"
         self.env["SCOREP_TOTAL_MEMORY"] = "3G"
-        self.exp_dir = "benchmark_dir"
+        self.exp_dir = tempfile.mkdtemp(prefix="benchmark_dir_")
         self.repetitions = repetitions
 
+    def __del__(self):
         shutil.rmtree(
             self.exp_dir,
             ignore_errors=True)
-        os.mkdir(self.exp_dir)
-
-    def __del__(self):
-        pass
-#         shutil.rmtree(
-#             self.exp_dir,
-#             ignore_errors=True)
 
     def call(self, script="", ops=[], enable_scorep=True, scorep_settings=[]):
         self.env["SCOREP_EXPERIMENT_DIRECTORY"] = self.exp_dir + \