Merge pull request #15 from tiagofrepereira2012/master

Solved issue #14 and added the argument --environment

bob/bio/base/tools/command_line.py

@@ -139,6 +139,8 @@ def command_line_parser(description=__doc__, exclude_resources_from=[]):
       help = "If given, missing files will not stop the processing; this is helpful if not all files of the database can be processed; missing scores will be NaN.")
   flag_group.add_argument('-r', '--parallel', type=int,
       help = 'This flag is a shortcut for running the commands on the local machine with the given amount of parallel threads; equivalent to --grid bob.bio.base.grid.Grid("local", number_of_parallel_threads=X) --run-local-scheduler --stop-on-failure.')
+      
+  flag_group.add_argument('-t', '--environment', dest='env', nargs='*', default=[], help='Passes specific environment variables to the job.')
 
   return {
     'main' : parser,

bob/bio/base/tools/grid.py

@@ -49,6 +49,8 @@ class GridSubmission:
 
     if args.grid is not None:
       assert isinstance(args.grid, grid.Grid)
+      
+      self.env = args.env #Fetching the enviroment variable
 
       # find, where jman is installed
       jmans = bob.extension.find_executable('jman', prefixes = ['bin'])
@@ -93,6 +95,9 @@ class GridSubmission:
 
     # submit the job to the job manager
     if not self.args.dry_run:
+      if(self.env is not None):
+        kwargs['env'] = self.env
+
       job_id = self.job_manager.submit(
           command_line = cmd,
           name = name,