Tiny improvement - using a dict comprehension

scikit-hep · May 14, 2019 · 7bb7fb3 · 7bb7fb3
1 parent 51b2965
commit 7bb7fb3
Showing 1 changed file with 2 additions and 3 deletions.
diff --git a/decaylanguage/dec/dec.py b/decaylanguage/dec/dec.py
@@ -376,9 +376,8 @@ def _add_charge_conjugate_decays(self):
         # the relevant Trees are the ones describing the decays of ['M10', 'M2-'].
         dict_cc_names = self.dict_charge_conjugates()
 
-        name2treepos = {}  # match name -> position in list self._parsed_decays
-        for i, t in enumerate(self._parsed_decays):
-             name2treepos[t.children[0].children[0].value] = i
+        # match name -> position in list self._parsed_decays
+        name2treepos = {t.children[0].children[0].value:i for i, t in enumerate(self._parsed_decays)}
 
         trees_to_conjugate = []
         misses = []