Add default parameter values to the docstring

Author: pulkkins

pysteps/optflow/darts.py

@@ -34,17 +34,17 @@ def DARTS(Z, **kwargs):
     Other Parameters
     ----------------
     N_x : int
-      Number of DFT coefficients to use for the input images, x-axis.
+      Number of DFT coefficients to use for the input images, x-axis (default=50).
     N_y : int
-      Number of DFT coefficients to use for the input images, y-axis.
+      Number of DFT coefficients to use for the input images, y-axis (default=50).
     N_t : int
-      Number of DFT coefficients to use for the input images, time axis.
+      Number of DFT coefficients to use for the input images, time axis (default=4).
     M_x : int
       Number of DFT coefficients to compute for the output advection field, 
-      x-axis.
+      x-axis  (default=2).
     M_y : int
       Number of DFT coefficients to compute for the output advection field, 
-      y-axis.
+      y-axis (default=2).
     print_info : bool
       If True, print information messages.
     lsq_method : {1, 2}

pysteps/visualization/motionfields.py

@@ -8,10 +8,10 @@
 def quiver(UV, geodata=None, **kwargs):
     """Function to plot a motion field as arrows. 
     
-    Parameters 
-    ---------- 
+    Parameters
+    ----------
     UV : array-like 
-        Array of shape (2, m,n) containing the input motion field.
+        Array of shape (2,m,n) containing the input motion field.
     geodata : dictionary
         Optional dictionary containing geographical information about the field. 
         If geodata is not None, it must contain the following key-value pairs: