diff --git a/src/rda_python_miscs/bashqsub.py b/src/rda_python_miscs/bashqsub.py
index b51acf3..12836b0 100644
--- a/src/rda_python_miscs/bashqsub.py
+++ b/src/rda_python_miscs/bashqsub.py
@@ -20,26 +20,25 @@ class BashQsub(PgLOG):
    def __init__(self):
       super().__init__()
       self.DEFMODS = {
-         'default' : "ncarenv,netcdf,ncl,nco,cdo,conda,grib-util,wgrib2",
+         'default': "ncarenv,netcdf,ncl,nco,cdo,conda,grib-util,wgrib2"
       }
       self.DEFLIBS = {
-         'default' : "conda activate /glade/work/gdexdata/conda-envs/pg-gdex",
-      }
-      self.SWAPMODS = {
+         'default': "conda activate /glade/work/gdexdata/conda-envs/pg-gdex"
       }
+      self.SWAPMODS = {}
       self.RESOURCES = {   # resource list for option -l
-         'walltime' : '6:00:00',   # if this is changed, change defpbstime in PgCheck.py too
-         'select' : '1:ncpus=1:mem=1gb'
+         'walltime': '6:00:00',   # if this is changed, change defpbstime in PgCheck.py too
+         'select': '1:ncpus=1:mem=1gb'
       }
       self.SOPTIONS = {   # single-dash option values
-         'o' : None,    # will set to default if not provided
-         'e' : None,
-         'A' : "P43713000",
-         'q' : "gdex@casper-pbs",
-      #   'm' : 'a',
-         'm' : 'n',
+         'o': None,    # will set to default if not provided
+         'e': None,
+         'A': "P43713000",
+         'q': "gdex@casper-pbs",
+      #   'm': 'a',
+         'm': 'n',
       }
-      self.coptions = {'cmd' : None, 'cwd' : None, 'env' : None, 'mod' : None, 'res' : 'default'}       # customized options
+      self.coptions = {'cmd': None, 'cwd': None, 'env': None, 'mod': None, 'res': 'default'}       # customized options
       self.gdexsub = self.BCHCMDS['PBS']
       self.args = None
 
@@ -50,7 +49,6 @@ def read_parameters(self):
       self.set_help_path(__file__)
       copts = '|'.join(self.coptions)
       option = None
-      dcount = 0
       argv = sys.argv[1:]
       if not argv: self.show_usage(aname)
       self.PGLOG['LOGFILE'] = pname + ".log"
@@ -92,7 +90,7 @@ def read_parameters(self):
       if self.coptions['cwd']:
          if 's' in self.coptions['cwd']: self.coptions['cwd'] = self.replace_environments(self.coptions['cwd'], '', self.LGWNEX)
          os.chdir(self.coptions['cwd'])
-   
+
    # function to start actions
    def start_actions(self):
       cmd = self.valid_command(self.coptions['cmd'])
@@ -129,7 +127,7 @@ def build_bash_script(self, cmd):
       buf += self.set_vm_libs(self.coptions['res'])
       buf += "\necho {}\n{}\n\ndate\n".format(cmd, cmd)
       return buf
-   
+
    # check and add resource options 
    def add_resources(self):
       for res in re.split(',', self.SOPTIONS['l']):
@@ -139,7 +137,7 @@ def add_resources(self):
          else:
             self.pglog(res + ": use '=' to separate resource name & value", self.LGEREX)
       del self.SOPTIONS['l']
-   
+
    # add module loads for modules provided
    def add_modules(self, res, mods):
       mbuf = "\n"
@@ -162,7 +160,7 @@ def add_modules(self, res, mods):
                if smod in self.SWAPMODS: mbuf += "module unload {}\n".format(self.SWAPMODS[smod])
                mbuf += "module load {}\n".format(amod)
       return mbuf
-   
+
    # set virtual machine libraries
    def set_vm_libs(self, res):
       deflibs = self.DEFLIBS[res] if res in self.DEFLIBS else self.DEFLIBS['default']
diff --git a/src/rda_python_miscs/gdexls.py b/src/rda_python_miscs/gdexls.py
index e0d6ff1..f6cd640 100644
--- a/src/rda_python_miscs/gdexls.py
+++ b/src/rda_python_miscs/gdexls.py
@@ -27,24 +27,24 @@ def __init__(self):
       self.WIDTHS = [0, 0, 0]   # WIDTHS for formated display
       self.ALIGNS = [0, 1, 1]   # alignment, 0 - left; 1 - right
       self.GDEXLS = {
-         'd' : 0,     # 1 to list directory information only
-         'f' : 0,     # 1 to list file information only
-         'N' : 0,     # 1 to list files unformatted
-         'r' : 0,     # 1 if recursive all
-         'R' : 0,     # > 0 to set recursive limit
-         'D' : None,  # specify delimiting symbols, default to '  '
+         'd': 0,     # 1 to list directory information only
+         'f': 0,     # 1 to list file information only
+         'N': 0,     # 1 to list files unformatted
+         'r': 0,     # 1 if recursive all
+         'R': 0,     # > 0 to set recursive limit
+         'D': None,  # specify delimiting symbols, default to '  '
       }
       self.LINFO = {
-         'files' : [],
-         'curdir' : None,
-         'tpath' : None,
-         'dhome' : None,
-         'dsid' : None,
-         'dcnt' : 0,
-         'gcnt' : 0,
-         'fcnt' : 0,
-         'pcnt' : 0,
-         'pgrecs' : []
+         'files': [],
+         'curdir': None,
+         'tpath': None,
+         'dhome': None,
+         'dsid': None,
+         'dcnt': 0,
+         'gcnt': 0,
+         'fcnt': 0,
+         'pcnt': 0,
+         'pgrecs': []
       }
 
    # function to read parameters
@@ -75,7 +75,7 @@ def read_parameters(self):
             else:
                self.GDEXLS[option] = arg
             option = defopt
-   
+
    # functio to start actions
    def start_actions(self):   
       self.view_dbinfo()
@@ -149,7 +149,7 @@ def display_line(self, file, isdir):
             getwfile = 0
       if getwfile:
          self.LINFO['dsid'] = self.find_dataset_id(file)
-         if self.LINFO['dsid'] == None: return     # skip for missing dsid
+         if self.LINFO['dsid'] is None: return     # skip for missing dsid
          pgrec = self.pgget("dataset", "title, (dwebcnt + nwebcnt) nc, (dweb_size + nweb_size) ns", "dsid = '{}'".format(self.LINFO['dsid']), self.LGEREX)
          if not pgrec: return None
          self.LINFO['dhome'] = "{}/{}".format(self.PGLOG['DSDHOME'], self.LINFO['dsid'])
diff --git a/src/rda_python_miscs/rdacp.py b/src/rda_python_miscs/rdacp.py
index 2c875b5..d17159f 100644
--- a/src/rda_python_miscs/rdacp.py
+++ b/src/rda_python_miscs/rdacp.py
@@ -19,29 +19,29 @@ class RdaCp(PgFile):
    def __init__(self):
       super().__init__()
       self.RDACP = {
-         'fh' : None,   # from host name, default to localhost
-         'th' : None,   # to host name, defaul to localhost
-         'fb' : None,   # from bucket name for a from file in Object Store
-         'tb' : None,   # to bucket name for a to file in Object Store
-         'fp' : None,   # from Globus endpoint
-         'tp' : None,   # to Globus endpoint
-         'f' : [],      # from file names
-         't' : None,    # to file name
-         'r' : 0,       # 1 if recursive all
-         'R' : 0,       # > 0 to set recursive limit
-         'F' : 0o664,   # to file mode, default to 664
-         'D' : 0o775,   # to directory mode, default to 775
+         'fh': None,   # from host name, default to localhost
+         'th': None,   # to host name, defaul to localhost
+         'fb': None,   # from bucket name for a from file in Object Store
+         'tb': None,   # to bucket name for a to file in Object Store
+         'fp': None,   # from Globus endpoint
+         'tp': None,   # to Globus endpoint
+         'f': [],      # from file names
+         't': None,    # to file name
+         'r': 0,       # 1 if recursive all
+         'R': 0,       # > 0 to set recursive limit
+         'F': 0o664,   # to file mode, default to 664
+         'D': 0o775,   # to directory mode, default to 775
       }
       self.CINFO = {
-         'tcnt' : 0,
-         'htcnt' : 0,
-         'cpflag' : 0,    # 1 file only, 2 directory only, 3 both
-         'cpstr' : ['', 'Files', 'Directories', 'Files/Directories'],
-         'fpath' : None,
-         'tpath' : None,
-         'fhost' : '',
-         'thost' : '',
-         'curdir' : os.getcwd()
+         'tcnt': 0,
+         'htcnt': 0,
+         'cpflag': 0,    # 1 file only, 2 directory only, 3 both
+         'cpstr': ['', 'Files', 'Directories', 'Files/Directories'],
+         'fpath': None,
+         'tpath': None,
+         'fhost': '',
+         'thost': '',
+         'curdir': os.getcwd()
       }
 
    # function to read parameters
diff --git a/src/rda_python_miscs/rdakill.py b/src/rda_python_miscs/rdakill.py
index e758fbc..4691b72 100644
--- a/src/rda_python_miscs/rdakill.py
+++ b/src/rda_python_miscs/rdakill.py
@@ -19,14 +19,14 @@ class RdaKill(PgFile):
    def __init__(self):
       super().__init__()
       self.RDAKILL = {
-         'a' : None,    # application name
-         'h' : None,    # hostname
-         'p' : 0,       # process id to be killed
-         'P' : 0,       # parent pid
-         'r' : 0,       # 1 - reserved for exclusive, working with -s PEND only 
-         'u' : None,    # login user name
-         's' : None,    # batch status to kill
-         'q' : None     # batch partition/queue for SLURM/PBS, rda for default
+         'a': None,    # application name
+         'h': None,    # hostname
+         'p': 0,       # process id to be killed
+         'P': 0,       # parent pid
+         'r': 0,       # 1 - reserved for exclusive, working with -s PEND only 
+         'u': None,    # login user name
+         's': None,    # batch status to kill
+         'q': None     # batch partition/queue for SLURM/PBS, rda for default
       }
 
    # function to read parameters
@@ -217,7 +217,7 @@ def rdakill_pbs_status(self, stat, queue, uname):
    def record_dscheck_interrupt(self, pid, host):
       pgrec = self.pgget("dscheck", "cindex", "pid = {} AND hostname = '{}'".format(pid, host), self.LOGERR)
       if pgrec:
-         record = {'chktime' : int(time.time()), 'status' : 'I', 'pid' : 0}   # release lock
+         record = {'chktime': int(time.time()), 'status': 'I', 'pid': 0}   # release lock
          self.pgupdt("dscheck", record, "cindex = {}".format(pgrec['cindex']), self.LGEREX)
 
 # main function to excecute this script
diff --git a/src/rda_python_miscs/rdamod.py b/src/rda_python_miscs/rdamod.py
index 1e527d0..ea8ae20 100644
--- a/src/rda_python_miscs/rdamod.py
+++ b/src/rda_python_miscs/rdamod.py
@@ -20,20 +20,20 @@ class RdaMod(PgFile):
    def __init__(self):
       super().__init__()
       self.RDAMOD = {
-         'd' : 0,     # 1 to change directory mode
-         'f' : 0,     # 1 to change file mode
-         'h' : 0,     # 1 to show help message
-         'r' : 0,     # 1 if recursive all
-         'R' : 0,     # > 0 to set recursive limit
-         'F' : 0o664,   # to chnage file mode, default to 664
-         'D' : 0o775,   # to chnge directory mode, default to 775
+         'd': 0,     # 1 to change directory mode
+         'f': 0,     # 1 to change file mode
+         'h': 0,     # 1 to show help message
+         'r': 0,     # 1 if recursive all
+         'R': 0,     # > 0 to set recursive limit
+         'F': 0o664,   # to chnage file mode, default to 664
+         'D': 0o775,   # to chnge directory mode, default to 775
       }
       self.MINFO = {
-         'files' : [],
-         'curdir' : os.getcwd(),
-         'tpath' : None,
-         'dcnt' : 0,
-         'fcnt' : 0
+         'files': [],
+         'curdir': os.getcwd(),
+         'tpath': None,
+         'dcnt': 0,
+         'fcnt': 0
       }
 
    # function to read parameters
diff --git a/src/rda_python_miscs/rdaown.py b/src/rda_python_miscs/rdaown.py
index 4f8aed8..2db9bc2 100644
--- a/src/rda_python_miscs/rdaown.py
+++ b/src/rda_python_miscs/rdaown.py
@@ -22,20 +22,20 @@ class RdaOwn(PgFile):
    def __init__(self):
       super().__init__()
       self.RDAOWN = {
-         'd' : 0,     # 1 to change directory owner
-         'f' : 0,     # 1 to change file owner
-         'h' : 0,     # 1 to show help message
-         'r' : 0,     # 1 if recursive all
-         'R' : 0,     # > 0 to set recursive limit
-         'F' : 0o664,   # to change file mode, default to 664
-         'D' : 0o775,   # to change directory mode, default to 775
+         'd': 0,     # 1 to change directory owner
+         'f': 0,     # 1 to change file owner
+         'h': 0,     # 1 to show help message
+         'r': 0,     # 1 if recursive all
+         'R': 0,     # > 0 to set recursive limit
+         'F': 0o664,   # to change file mode, default to 664
+         'D': 0o775,   # to change directory mode, default to 775
       }
       self.OINFO = {
-         'files' : [],
-         'curdir' : os.getcwd(),
-         'tpath' : None,
-         'dcnt' : 0,
-         'fcnt' : 0
+         'files': [],
+         'curdir': os.getcwd(),
+         'tpath': None,
+         'dcnt': 0,
+         'fcnt': 0
       }
 
    # function to read paramters
diff --git a/src/rda_python_miscs/rdasub.py b/src/rda_python_miscs/rdasub.py
index 37cb676..7622900 100644
--- a/src/rda_python_miscs/rdasub.py
+++ b/src/rda_python_miscs/rdasub.py
@@ -19,87 +19,87 @@ class RdaSub(PgFile):
 
    def __init__(self):
       super().__init__()
-      self.coptions = {'cmd' : None, 'cwd' : None, 'env' : None}       # customized options
+      self.coptions = {'cmd': None, 'cwd': None, 'env': None}       # customized options
       self.args = None
 
-# function to read parameters
-def read_parameters(self):
-   aname = 'rdasub'
-   self.set_help_path(__file__)
-   copts = '|'.join(self.coptions)
-   option = None
-   argv = sys.argv[1:]
-   if not argv: self.show_usage(aname)
-   self.PGLOG['LOGFILE'] = aname + ".log"
-   self.cmdlog("{} {}".format(aname, ' '.join(argv)))
-   while argv:
-      arg = argv.pop(0)
-      if arg == "-b":
-         self.PGLOG['BCKGRND'] = 1
-         option = None
-         continue
-      ms = re.match(r'^-({})$'.format(copts), arg)
-      if ms:
-         option = ms.group(1)
-         continue
-      if not option: self.pglog("{}: Value passed in without leading option for {}".format(arg, aname), self.LGEREX)
-      if arg.find(' ') > -1 and not re.match(r'^[\'\"].*[\'\"]$', arg):   # quote string with space but not quoted yet
-         if arg.find("'") > -1:
-            arg = '"{}"'.format(arg)
-         else:
-            arg = "'{}'".format(arg)
-      self.coptions[option] = arg
-      if option == "cmd": break
+   # function to read parameters
+   def read_parameters(self):
+      aname = 'rdasub'
+      self.set_help_path(__file__)
+      copts = '|'.join(self.coptions)
       option = None
-   if not self.coptions['cmd']: self.pglog(aname + ": specify command via option -cmd to run", self.LGWNEX)
-   self.args = self.argv_to_string(argv, 0)   # append command options
-
-# function to start actions
-def start_actions(self):
-   msg = "{}-{}{}".format(self.PGLOG['HOSTNAME'], self.PGLOG['CURUID'], self.current_datetime())
-   if self.coptions['cwd']:
-      if self.coptions['cwd'].find('$'): self.coptions['cwd'] = self.replace_environments(self.coptions['cwd'], '', self.LGWNEX)
-      msg += "-" + self.coptions['cwd']
-      self.change_local_directory(self.coptions['cwd'], self.LGEREX)
-   else:
-      self.coptions['cwd'] = self.PGLOG['CURDIR']
-   cmd = self.valid_command(self.coptions['cmd'])
-   if not cmd and not re.match(r'^/', self.coptions['cmd']): cmd = self.valid_command('./' + self.coptions['cmd'])
-   if not cmd: self.pglog(self.coptions['cmd'] + ": Cannot find given command to run", self.LGWNEX)
-   if self.args: cmd += " " + self.args
-   msg += ": " + cmd
-   self.pglog(msg, self.LOGWRN)
-   os.system("nohup " + cmd + " > /dev/null 2>&1 &")
-   self.display_process_info(self.coptions['cmd'], cmd)
+      argv = sys.argv[1:]
+      if not argv: self.show_usage(aname)
+      self.PGLOG['LOGFILE'] = aname + ".log"
+      self.cmdlog("{} {}".format(aname, ' '.join(argv)))
+      while argv:
+         arg = argv.pop(0)
+         if arg == "-b":
+            self.PGLOG['BCKGRND'] = 1
+            option = None
+            continue
+         ms = re.match(r'^-({})$'.format(copts), arg)
+         if ms:
+            option = ms.group(1)
+            continue
+         if not option: self.pglog("{}: Value passed in without leading option for {}".format(arg, aname), self.LGEREX)
+         if arg.find(' ') > -1 and not re.match(r'^[\'\"].*[\'\"]$', arg):   # quote string with space but not quoted yet
+            if arg.find("'") > -1:
+               arg = '"{}"'.format(arg)
+            else:
+               arg = "'{}'".format(arg)
+         self.coptions[option] = arg
+         if option == "cmd": break
+         option = None
+      if not self.coptions['cmd']: self.pglog(aname + ": specify command via option -cmd to run", self.LGWNEX)
+      self.args = self.argv_to_string(argv, 0)   # append command options
 
-# display the the most recent matching process info
-def display_process_info(self, cname, cmd):
-   ctime = time.time()
-   RTIME = PID = 0
-   pscmd = "ps -u {},{} -f | grep {} | grep ' 1 ' | grep -v ' grep '".format(self.PGLOG['CURUID'], self.PGLOG['RDAUSER'], cname)
-   for i in range(2):
-      buf = self.pgsystem(pscmd, self.LOGWRN, 20)
-      if buf:
-         lines = buf.split("\n")
-         for line in lines:
-            mp = "\s+(\d+)\s+1\s+.*\s(\d+:\d+)\s.*{}\S*\s*(.*)$".format(cname)
-            ms = re.search(mp, line)
-            if ms:
-               pid = ms.group(1)
-               rtm = ms.group(2)
-               arg = ms.group(3)
-               if not arg or cmd.find(arg) > -1:
-                  rtime = self.unixtime(rtm + ':00')
-                  if rtime > ctime: rtime -= 24*60*60
-                  if rtime > RTIME:
-                     PID = pid
-                     RTIME = rtime
-      if PID:
-         return self.pglog("Job <{}> is submitted to background <{}>".format(PID, self.PgLOG['HOSTNAME']), self.LOGWRN)
-      elif i == 0:
-         time.sleep(2)
+   # function to start actions
+   def start_actions(self):
+      msg = "{}-{}{}".format(self.PGLOG['HOSTNAME'], self.PGLOG['CURUID'], self.current_datetime())
+      if self.coptions['cwd']:
+         if self.coptions['cwd'].find('$'): self.coptions['cwd'] = self.replace_environments(self.coptions['cwd'], '', self.LGWNEX)
+         msg += "-" + self.coptions['cwd']
+         self.change_local_directory(self.coptions['cwd'], self.LGEREX)
       else:
-         return self.pglog("{}: No job information found, It may have finished".format(cmd), self.LOGWRN)
+         self.coptions['cwd'] = self.PGLOG['CURDIR']
+      cmd = self.valid_command(self.coptions['cmd'])
+      if not cmd and not re.match(r'^/', self.coptions['cmd']): cmd = self.valid_command('./' + self.coptions['cmd'])
+      if not cmd: self.pglog(self.coptions['cmd'] + ": Cannot find given command to run", self.LGWNEX)
+      if self.args: cmd += " " + self.args
+      msg += ": " + cmd
+      self.pglog(msg, self.LOGWRN)
+      os.system("nohup " + cmd + " > /dev/null 2>&1 &")
+      self.display_process_info(self.coptions['cmd'], cmd)
+
+   # display the the most recent matching process info
+   def display_process_info(self, cname, cmd):
+      ctime = time.time()
+      RTIME = PID = 0
+      pscmd = "ps -u {},{} -f | grep {} | grep ' 1 ' | grep -v ' grep '".format(self.PGLOG['CURUID'], self.PGLOG['RDAUSER'], cname)
+      for i in range(2):
+         buf = self.pgsystem(pscmd, self.LOGWRN, 20)
+         if buf:
+            lines = buf.split("\n")
+            for line in lines:
+               mp = "\s+(\d+)\s+1\s+.*\s(\d+:\d+)\s.*{}\S*\s*(.*)$".format(cname)
+               ms = re.search(mp, line)
+               if ms:
+                  pid = ms.group(1)
+                  rtm = ms.group(2)
+                  arg = ms.group(3)
+                  if not arg or cmd.find(arg) > -1:
+                     rtime = self.unixtime(rtm + ':00')
+                     if rtime > ctime: rtime -= 24*60*60
+                     if rtime > RTIME:
+                        PID = pid
+                        RTIME = rtime
+         if PID:
+            return self.pglog("Job <{}> is submitted to background <{}>".format(PID, self.PgLOG['HOSTNAME']), self.LOGWRN)
+         elif i == 0:
+            time.sleep(2)
+         else:
+            return self.pglog("{}: No job information found, It may have finished".format(cmd), self.LOGWRN)
 
 # main function to excecute this script
 def main():
diff --git a/src/rda_python_miscs/tcshqsub.py b/src/rda_python_miscs/tcshqsub.py
index 5b9475c..a078b93 100644
--- a/src/rda_python_miscs/tcshqsub.py
+++ b/src/rda_python_miscs/tcshqsub.py
@@ -20,27 +20,26 @@ class TcshQsub(PgLOG):
    def __init__(self):
       super().__init__()
       self.DEFMODS = {
-         'default' : "ncarenv,netcdf,ncl,nco,cdo,conda,grib-util,wgrib2",
+         'default': "ncarenv,netcdf,ncl,nco,cdo,conda,grib-util,wgrib2"
       }
       self.DEFLIBS = {
-         'default' : "conda activate /glade/work/gdexdata/conda-envs/pg-gdex",
-      }
-      self.SWAPMODS = {
+         'default': "conda activate /glade/work/gdexdata/conda-envs/pg-gdex"
       }
+      self.SWAPMODS = {}
       self.RESOURCES = {   # resource list for option -l
-         'walltime' : '6:00:00',   # if this is changed, change defpbstime in PgCheck.py too
-         'select' : '1:ncpus=1:mem=1gb'
+         'walltime': '6:00:00',   # if this is changed, change defpbstime in PgCheck.py too
+         'select': '1:ncpus=1:mem=1gb'
       }
       self.SOPTIONS = {   # single-dash option values
-         'o' : None,    # will set to default if not provided
-         'e' : None,
-         'A' : "P43713000",
-         'q' : "gdex@casper-pbs",
-      #   'm' : 'a',
-         'm' : 'n',
+         'o': None,    # will set to default if not provided
+         'e': None,
+         'A': "P43713000",
+         'q': "gdex@casper-pbs",
+      #   'm': 'a',
+         'm': 'n',
       }
       self.gdexsub = self.BCHCMDS['PBS']
-      self.coptions = {'cmd' : None, 'cwd' : None, 'env' : None, 'mod' : None, 'res' : 'default'}       # customized options
+      self.coptions = {'cmd': None, 'cwd': None, 'env': None, 'mod': None, 'res': 'default'}       # customized options
       self.args = None
 
    # function to read parameters
@@ -50,7 +49,6 @@ def read_parameters(self):
       self.set_help_path(__file__)
       copts = '|'.join(self.coptions)
       option = None
-      dcount = 0
       argv = sys.argv[1:]
       if not argv: self.show_usage(aname)
       self.PGLOG['LOGFILE'] = pname + ".log"
@@ -92,7 +90,7 @@ def read_parameters(self):
       if self.coptions['cwd']:
          if '$' in self.coptions['cwd']: self.coptions['cwd'] = self.replace_environments(self.coptions['cwd'], '', self.LGWNEX)
          os.chdir(self.coptions['cwd'])
-   
+
    # fnction to start actions
    def start_actions(self):
       cmd = self.valid_command(self.coptions['cmd'])
@@ -129,7 +127,7 @@ def build_tcsh_script(self, cmd):
       buf += self.set_vm_libs(self.coptions['res'])
       buf += "\necho {}\n{}\n\ndate\n".format(cmd, cmd)
       return buf
-   
+
    # check and add resource options 
    def add_resources(self):
       for res in re.split(',', self.SOPTIONS['l']):
@@ -139,7 +137,7 @@ def add_resources(self):
          else:
             self.pglog(res + ": use '=' to separate resource name & value", self.LGEREX)
       del self.SOPTIONS['l']
-   
+
    # add module loads for modules provided
    def add_modules(self, res, mods):
       mbuf = "\n"
@@ -162,7 +160,7 @@ def add_modules(self, res, mods):
                if smod in self.SWAPMODS: mbuf += "module unload {}\n".format(self.SWAPMODS[smod])
                mbuf += "module load {}\n".format(amod)
       return mbuf
-   
+
    # set virtual machine libraries
    def set_vm_libs(self, res):
       deflibs = self.DEFLIBS[res] if res in self.DEFLIBS else self.DEFLIBS['default']