Write documentation for pset_template API module

src/ifcopenshell-python/ifcopenshell/api/pset_template/remove_pset_template.py

@@ -20,9 +20,27 @@ import ifcopenshell.util.element
 
 
 class Usecase:
-    def __init__(self, file, **settings):
+    def __init__(self, file, pset_template=None):
+        """Removes a property set template
+
+        All property templates within the property set template are also removed
+        along with it.
+
+        :param pset_template: The IfcPropertySetTemplate to remove.
+        :type pset_template: ifcopenshell.entity_instance.entity_instance
+        :return: None
+        :rtype: None
+
+        Example::
+
+            # Create a template.
+            template = ifcopenshell.api.run("pset_template.add_pset_template", model, name="ABC_RiskFactors")
+
+            # Let's remove the template.
+            ifcopenshell.api.run("pset_template.remove_pset_template", model, pset_template=template)
+        """
         self.file = file
-        self.settings = {"pset_template": None}
+        self.settings = {"pset_template": pset_template}
         for key, value in settings.items():
             self.settings[key] = value