Fix typos in docstrings

coolest/api/composable_models.py

@@ -244,7 +244,7 @@ def __init__(self, coolest_object, coolest_directory=None, **kwargs_selection):
                          **kwargs_selection)
 
     def evaluate_deflection(self, x, y):
-        """Evaluates the surface brightness at given coordinates"""
+        """Evaluates the lensing deflection field at given coordinates"""
         alpha_x, alpha_y = np.zeros_like(x), np.zeros_like(x)
         for k, (profile, params) in enumerate(zip(self.profile_list, self.param_list)):
             a_x, a_y = profile.deflection(x, y, **params)
@@ -253,14 +253,14 @@ def evaluate_deflection(self, x, y):
         return alpha_x, alpha_y
 
     def evaluate_convergence(self, x, y):
-        """Evaluates the surface brightness at given coordinates"""
+        """Evaluates the lensing convergence (i.e., 2D mass density) at given coordinates"""
         kappa = np.zeros_like(x)
         for k, (profile, params) in enumerate(zip(self.profile_list, self.param_list)):
             kappa += profile.convergence(x, y, **params)
         return kappa
 
     def evaluate_magnification(self, x, y):
-        """Evaluates the surface brightness at given coordinates"""
+        """Evaluates the lensing magnification at given coordinates"""
         H_xx_sum = np.zeros_like(x)
         H_xy_sum = np.zeros_like(x)
         H_yx_sum = np.zeros_like(x)

coolest/api/profiles/light.py

@@ -41,7 +41,7 @@ def units(self):
     @property
     def template_class(self):
         if self._template_class is None:
-            raise RuntimeError("No template class has been set by mass profile class")
+            raise RuntimeError("No template class has been set by light profile class")
         return self._template_class
 
     @property

coolest/template/classes/parameter.py

@@ -73,6 +73,9 @@ class Parameter(APIBaseObject):
         Prior assigned the parameter, if any, by default None
     latex_str : str, optional
         LaTeX representation of the parameter, by default None
+    
+    #TODO: for parameters like orientation / axis ratio, add a class method to compute
+                 related quantities like ellipticity parameters.
     """
     def __init__(self, 
                  documentation: str,