made license check tolerate non-existing licenses

lib/damask/environment.py

@@ -39,6 +39,7 @@ class Environment():
                       'standard':5,
                       'explicit':5}
     if Nneeded == -1: Nneeded = licensesNeeded[software]
+    try:
       cmd = """ ssh mulicense2 "/Stat_Flexlm | grep 'Users of %s: ' | cut -d' ' -f7,13" """%software
       process = subprocess.Popen(shlex.split(cmd),stdout = subprocess.PIPE,stderr = subprocess.PIPE)
       licenses = map(int, process.stdout.readline().split())
@@ -51,3 +52,5 @@ class Environment():
       except IndexError:
         print('Could not retrieve license information for %s'%software)
         return 127
+    except:
+      return 126