diff --git a/dartwrf/create_obsseq.py b/dartwrf/create_obsseq.py
index df2a84725773b34dcf153127aa795925debd5216..d014f0564b0413d305708ae5817a796b86b6e7eb 100755
--- a/dartwrf/create_obsseq.py
+++ b/dartwrf/create_obsseq.py
@@ -174,21 +174,21 @@ kind
 
 
 def create_obs_seq_in(time_dt, list_obscfg, 
-                             output_path=cluster.dartrundir+'/obs_seq.in'):
+                      output_path=cluster.dartrundir+'/obs_seq.in'):
     """Create obs_seq.in with multiple obs types in one file
 
     Args:
         time_dt (dt.datetime): time of observation
-        list_obscfg (list of dict) :    configuration for observation types
-            must have keys: 
-                - n_obs (int) : number of observations (must be a square of an integer: 4, 9, 1000, ...)
-                - obs_locations (str or tuple) in ['square_array_from_domaincenter', 'square_array_evenly_on_grid', ] 
-                                                or list of (lat, lon) coordinate tuples, in degrees north/east
-                - error_generate (float)
-                - error_assimilate (float or False) : False -> parameterized
-                - cov_loc_radius_km (float)
-
-        obs_errors (np.array): contains observation errors, one for each observation
+        list_obscfg (list of dict): configuration for observation types
+
+    Note:
+        `list_obscfg` must have these keys: 
+            - n_obs (int) : number of observations (must be a square of an integer: 4, 9, 1000, ...)
+            - obs_locations (str or tuple) in ['square_array_from_domaincenter', 'square_array_evenly_on_grid', ] 
+                                            or list of (lat, lon) coordinate tuples, in degrees north/east
+            - error_generate (np.array)
+            - error_assimilate (np.array or False) : False -> parameterized
+            - cov_loc_radius_km (float)
     """
     print('creating obs_seq.in:')
     time_dt = add_timezone_UTC(time_dt)
diff --git a/dartwrf/prepare_namelist.py b/dartwrf/prepare_namelist.py
index 85bf245c95737f10aeb094f4ffd827bd3f3d5d08..d223aa3a6875d0f4743c1d45846968ed5399cbc2 100755
--- a/dartwrf/prepare_namelist.py
+++ b/dartwrf/prepare_namelist.py
@@ -1,12 +1,12 @@
 """Create namelist.input files
 
 Usage:
-  prepare_namelist.py <begin> <end> <intv> [--radt=<minutes>] [--restart=<flag>] [--restart_interval=<minutes>]
+prepare_namelist.py <begin> <end> <intv> [--radt=<minutes>] [--restart=<flag>] [--restart_interval=<minutes>]
 
 Options:
-  --radt=<minutes>   		Radiation interval [default: 5]
-  --restart=<flag> 		Restart flag (.true., .false.) [default: .false.]
-  --restart_interval=<minutes>	Restart frequency [default: 720]
+--radt=<minutes>   		Radiation interval [default: 5]
+--restart=<flag> 		Restart flag (.true., .false.) [default: .false.]
+--restart_interval=<minutes>	Restart frequency [default: 720]
 """
 import os, sys, shutil, warnings
 import datetime as dt
@@ -18,13 +18,16 @@ from dartwrf.utils import sed_inplace, copy, symlink, mkdir
 
 def run(iens, begin, end, hist_interval=5, radt=5, archive=True,
         restart=False, restart_interval=720):
-    """Create namelist.input files
+    """Create a namelist.input file for each ensemble member
 
     Args:
-    archive (bool): if True, write to archivedir of experiment
-        if False, write to WRF run directory
-    restart (str): fortran bool whether to use wrfinput or wrfrst
-    restart_interval (int): output frequency of wrfrst (minutes)
+        archive (bool): if True, write to archivedir of experiment
+            if False, write to WRF run directory
+        restart (str): fortran bool whether to use wrfinput or wrfrst
+        restart_interval (int): output frequency of wrfrst (minutes)
+
+    Returns
+        None
     """
     rundir = cluster.wrf_rundir(iens)
     copy(cluster.namelist, rundir+'/namelist.input')
@@ -73,6 +76,7 @@ def run(iens, begin, end, hist_interval=5, radt=5, archive=True,
 
 
 if __name__ == '__main__':
+
     args = docopt(__doc__)
     begin = dt.datetime.strptime(args['<begin>'], '%Y-%m-%d_%H:%M')
     end = dt.datetime.strptime(args['<end>'], '%Y-%m-%d_%H:%M')
diff --git a/dartwrf/prepare_wrfrundir.py b/dartwrf/prepare_wrfrundir.py
index 82d6acc4917365a99536b463b3be4bf42969b88d..b1199cc7545df256a9831b8fda1f039e3dfbecd7 100755
--- a/dartwrf/prepare_wrfrundir.py
+++ b/dartwrf/prepare_wrfrundir.py
@@ -1,10 +1,18 @@
+"""Prepare WRF run directories, to use wrf.exe then
+
+Args:
+    init_time (str): YYYY-MM-DD_HH:MM
+
+Returns:
+    None
+"""
 import os, sys, shutil
 import datetime as dt
 
 from config.cfg import exp
 from config.cluster import cluster
 from dartwrf.utils import symlink, copy, link_contents
-from dartrwrf import prepare_namelist
+from dartwrf import prepare_namelist
 
 if __name__ == '__main__':