Report which family kinetics came from in comment.

For auto-generated trees, the reaction family was 
not reported in the kinetics comment.
Now it is.
(Also replaced some format() calls with f-strings)

Author: rwest

rmgpy/data/kinetics/rules.py

@@ -367,20 +367,18 @@ def estimate_kinetics(self, template, degeneracy=1):
 
             kinetics = deepcopy(entry.data)
             if entry0 == entry:
-                kinetics.comment = "Estimated from node {}".format(entry.label)
+                kinetics.comment = f"Estimated from node {entry.label} in family {self.label.replace('/rules','')}."
                 kinetics.A.value_si *= degeneracy
                 if degeneracy > 1:
-                    kinetics.comment += "\n"
-                    kinetics.comment += "Multiplied by reaction path degeneracy {0}".format(degeneracy)
-                return kinetics,entry
+                    kinetics.comment += f"\nMultiplied by reaction path degeneracy {degeneracy}"
+                return kinetics, entry
             else:
-                kinetics.comment = "Matched node {}\n".format(entry0.label)
-                kinetics.comment += "Estimated from node {}".format(entry.label)
+                kinetics.comment = f"Matched node {entry0.label}\n"
+                kinetics.comment += f"Estimated from node {entry.label} in family {self.label.replace('/rules','')}."
                 kinetics.A.value_si *= degeneracy
                 if degeneracy > 1:
-                    kinetics.comment += "\n"
-                    kinetics.comment += "Multiplied by reaction path degeneracy {0}".format(degeneracy)
-                return kinetics,None
+                    kinetics.comment += f"\nMultiplied by reaction path degeneracy {degeneracy}"
+                return kinetics, None
 
         original_leaves = get_template_label(template)
         template_list = [template]